Amino Acids & Derivatives

Stable Isotope Labeled Amino Acids & Derivatives

Alanine

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616036 N-Acetyl-DL-alanine-2-d 98 atom % D 132.1
616028 N-Acetyl-DL-alanine-3,3,3-d3 98 atom % D 134.2
604623 D-Alanine-1-13C 99 atom % 13C 90.1
796050 D-Alanine-1-13C, 15N 99 atom % 13C, 98 atom % 15N, 99% (CP) 91.1
489867 L-Alanine-1-13C 99 atom % 13C 90.1
608025 L-Alanine-1-13C,15N 99 atom % 13C, 98 atom % 15N 91.1
282421 DL-Alanine-1-13C 99 atom % 13C 90.1
586706 DL-Alanine-1-13C,2-d 98 atom % D, 99 atom % 13C 91.1
586722 L-Alanine-1-13C,3,3,3-d3 99 atom % 13C, 99 atom % D 93.1
586676 D-Alanine-2-13C 99 atom % 13C 90.1
485861 L-Alanine-2-d ≥98 atom % D, ≥98% (CP) 90.1
486779 L-Alanine-2-13C 99 atom % 13C 90.1
485853 L-Alanine-2-13C,15N 98 atom % 15N, 99 atom % 13C 91.1
488925 DL-Alanine-2-d 98 atom % D 90.1
586684 DL-Alanine-2-13C 99 atom % 13C 90.1
900207 D-Alanine-2-13C,15N ≥99 atom % 13C, ≥98 atom % 15N, ≥99% (CP) 91.1
586714 DL-Alanine-2-13C,2-d 98 atom % D, 99 atom % 13C 91.1
604682 L-Alanine-2,3-13C2 99 atom % 13C, 99% (CP) 91.1
485578 DL-Alanine-2,3-13C2 99 atom % 13C 91.1
485845 L-Alanine-2,3,3,3-d4 98 atom % D 93.1
488917 DL-Alanine-2,3,3,3-d4 98 atom % D 93.1
492116 D-Alanine-13C3 99 atom % 13C 92.1
492124 D-Alanine-3-13C 99 atom % 13C 90.1
760277 D-Alanine-13C3,15N 99 atom % 13C, 98 atom % 15N, 98% (CP) 93.1
492876 L-Alanine-12C3 99.9 atom % 12C 89.1
489875 L-Alanine-13C3 98 atom % 13C, 95% (CP) 92.1
660760 L-Alanine-13C3 S & P tested, 99 atom % 13C 92.1
489948 L-Alanine-3-13C 99 atom % 13C 90.1
661511 L-Alanine-3-13C S & P tested, 99 atom % 13C 90.1
490822 β-Alanine-13C3,15N 99 atom % 13C, 98 atom % 15N 93.1
489883 L-Alanine-13C3,15N 98 atom % 15N, 98 atom % 13C 93.1
485543 DL-Alanine-13C3 99 atom % 13C 92.1
492337 DL-Alanine-3-13C 99 atom % 13C 90.1
740055 L-Alanine-3-13C, 2-d 97 atom % D, 99 atom % 13C, 98% (CP) 91.1
486566 DL-Alanine-3-13C,2-d 98 atom % D, 99 atom % 13C 91.1
749834 L-Alanine-13C3,15N,2,3,3,3-d4 99 atom % 13C, 98 atom % D, 98 atom % 15N, 95% (CP) 97.1
642975 D-Alanine-3,3,3-d3 99 atom % D, 95% (CP) 92.1
489921 L-Alanine-3,3,3-d3 99 atom % D 92.1
488933 DL-Alanine-3,3,3-d3 99 atom % D 92.1
607800 L-Alanine-13C3, d4 98 atom % D, 98 atom % 13C, 95% (CP) 96.1
774820 L-Alanine-d7 98 atom % D, 98% (CP) 96.1
618527 D-Alanine-15N 98 atom % 15N 90.1
609056 β-Alanine-15N 98 atom % 15N, 99% (CP) 90.1
332127 L-Alanine-15N 98 atom % 15N 90.1
660787 L-Alanine-15N 98 atom % 15N, S & P tested 90.1
299308 DL-Alanine-15N 98 atom % 15N 90.1
777870 L-Alanine-2,3,3,3-d4 benzyl ester hydrochloride 98 atom % D, 97% (CP) 219.7
755648 β-Alanine-15N tert-butyl ester 98 atom % 15N, 98% (CP) 146.2
755079 D-Alanine-13C3, 15N hydrochloride 99 atom % 13C, 98 atom % 15N, 97% (CP) 129.5
609234 3-Chloro-L-alanine-15N ≥98 atom % 15N, ≥99% (CP) 124.5

Amino Acid Mixtures

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426199 Algal amino acid mixture-13C 98 atom % 13C
487910 Algal amino acid mixture-13C,15N 98 atom % 13C, 98 atom % 15N
608947 Algal amino acid mixture-15N 98 atom % 15N
607649 Algal amino acid mixture-13C,15N,d 98 atom % 13C, 97 atom % D, 98 atom % 15N
596906 Algal amino acid mixture-15N,d 97 atom % D, 98 atom % 15N
767964 Cell Free Amino Acid Mixture - 13C,15N 98 atom % 15N, 98 atom % 13C, ~5-100 mM in water
767972 Cell Free Amino Acid Mixture-15N 98 atom % 15N, ~5-100 mM in water
771031 Cell Free Amino Acid Mixture-13C, 15N, D 98 atom % 13C, 98 atom % 15N, 97 atom % D, ~2-100 mM in water

Arginine

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711055 L-Arginine-1,2-13C2 hydrochloride 99 atom % 13C 212.7
600113 L-Arginine-15N4 hydrochloride 98 atom % 15N, 97% (CP) 214.6
748617 L-Arginine-5-13C,4,4,5,5-d4 99 atom % 13C, 97 atom % D, 98% (CP) 179.2
900595 L-Arginine-5-13C,4,4,5,5-d4 hydrochloride ≥97 atom % D, ≥99 atom % 13C, ≥98% (CP) 215.7
643440 L-Arginine-13C6 hydrochloride 99 atom % 13C, 95% (CP) 216.6
608033 L-Arginine-13C6,15N4 hydrochloride 99 atom % 15N, 99 atom % 13C, 95% (CP) 220.6
750018 L-Arginine-13C6,15N4,2,3,3,4,4,5,5-d7 hydrochloride 99 atom % 13C, 98 atom % 15N, 98 atom % D, 95% (CP) 227.6
736139 L-Arginine-α-15N hydrochloride 98 atom % 15N, 97% (CP) 211.7
609080 L-Arginine-(guanidineimino-15N2) hydrochloride 98 atom % 15N, 98% (CP) 212.7
776408 L-Arginine-2,3,3,4,4,5,5-d7 hydrochloride 98 atom % D, 97% (CP) 217.7
724041 NG,NG-Dimethyl-d6-L-arginine dihydrochloride 98 atom % D, 95% (CP) 281.2

Asparagine

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750824 L-Asparagine-1-13C 99 atom % 13C, 98% (CP) 133.1
641960 L-Asparagine-15N2 98 atom % 15N, 98% (CP) 134.1
485918 L-Asparagine-15N2 monohydrate 98 atom % 15N, 98% (CP) 152.1
636673 L-Asparagine-15N2,d8 98 atom % D, 98 atom % 15N, 98% (CP) 142.2
570745 L-Asparagine-15N2,d8 monodeuterate 98 atom % 15N, 98 atom % D 162.2
588695 L-Asparagine-13C4 monohydrate 98 atom % 13C, 95% (CP) 154.1
579866 L-Asparagine-4-13C monohydrate 99 atom % 13C 151.1
641952 L-Asparagine-13C4,15N2 98 atom % 13C, 98 atom % 15N, 95% (CP) 138.1
608157 L-Asparagine-13C4,15N2 monohydrate 98 atom % 15N, 98 atom % 13C, 95% (CP) 156.1
750131 L-Asparagine-13C4,15N2,2,3,3-d3 99 atom % 13C, 98 atom % 15N, 98 atom % D, 95% (CP) 141.1
636592 L-Asparagine-13C4,15N2,d8 98 atom % 13C, 98 atom % D, 98 atom % 15N, 95% (CP) 146.1
485896 L-Asparagine-(amide-15N) monohydrate 98 atom % 15N 151.1
489964 L-Asparagine-(amine-15N) monohydrate 98 atom % 15N 151.1

Aspartic Acid

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616060 N-Acetyl-L-aspartic acid-2,3,3-d3 98 atom % D 178.2
778184 N-Acetyl-L-aspartic acid-15N 98 atom % 15N, 95% (CP) 176.1
489972 L-Aspartic acid-1-13C 99 atom % 13C 134.1
586285 L-Aspartic acid-1-13C,15N 99 atom % 13C, 98 atom % 15N 135.1
492345 DL-Aspartic acid-1-13C 99 atom % 13C 134.1
579793 L-Aspartic acid-1,2-13C2 99 atom % 13C 135.1
586277 DL-Aspartic acid-1,4-13C2 99 atom % 13C 135.1
604895 L-Aspartic acid-2-13C 99 atom % 13C 134.1
607703 L-Aspartic acid-2-13C,15N 98 atom % 15N, 99 atom % 13C 135.1
604658 DL-Aspartic acid-2-13C 99 atom % 13C 134.1
492353 DL-Aspartic acid-2-13C,15N 99 atom % 13C, 98 atom % 15N 135.1
489980 L-Aspartic acid-2,3,3-d3 ≥98 atom % D, ≥98% (CP) 136.1
572519 L-Aspartic acid-15N,2,3,3-d3 98 atom % 15N, 98 atom % D 137.1
589667 DL-Aspartic acid-2,3,3-d3 98 atom % D, 98% (CP) 136.1
617539 L-Aspartic acid-3-13C 99 atom % 13C 134.1
488941 DL-Aspartic acid-3-13C 99 atom % 13C 134.1
586161 L-Aspartic acid-3,4-13C2 99 atom % 13C 135.1
604852 L-Aspartic acid-13C4 98 atom % 13C, 95% (CP) 137.1
489999 L-Aspartic acid-4-13C 99 atom % 13C 134.1
607835 L-Aspartic acid-13C4,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 138.1
488968 DL-Aspartic acid-4-13C 99 atom % 13C 134.1
673021 L-Aspartic acid-d7 98 atom % D, 98% (CP) 140.2
332135 L-Aspartic acid-15N 98 atom % 15N 134.1
609102 L-Aspartic-15N acid β-benzylester derivative 98 atom % 15N 224.2

Cysteine

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728918 N-Acetyl-1-13C-L-cysteine-1-13C 99 atom % 13C, 97% (CP) 165.2
616052 S-Allyl-d5-L-cysteine 98 atom % D, 95% (CP) 166.3
676128 L-Cysteine-1-13C 99 atom % 13C, 98% (CP) 122.2
701424 L-Cysteine-2,3,3-d3 98 atom % D, 97% (CP) 124.2
752738 L-Cysteine-15N,2,3,3-d3 98 atom % 15N, 98 atom % D, 95% (CP) 125.2
658057 L-Cysteine-13C3,15N ≥99 atom %, ≥98% (CP) 125.1
749982 L-Cysteine-13C3,15N,2,3,3-d3 99 atom % 13C, 98 atom % D, 98 atom % 15N, 95% (CP) 128.2
900206 DL-Cysteine-3,3-d2 ≥98% D, ≥98% (CP) 123.2
609129 L-Cysteine-15N 98 atom % 15N, 95% (CP) 122.2

Cystine

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676136 L-Cystine-1,1′-13C2 99 atom % 13C, 98% (CP) 242.3
600105 L-Cystine-15N2 98 atom % 15N 242.3
605190 DL-Homocystine-1,1′-13C2 99 atom % 13C 270.3

Glutamic Acid

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604968 L-Glutamic acid-1-13C 99 atom % 13C, 98% (CP) 148.1
587664 DL-Glutamic acid-1-13C 99 atom % 13C 148.1
605123 L-Glutamic acid-2-13C 99 atom % 13C 148.1
486574 DL-Glutamic acid-2-13C 99 atom % 13C 148.1
616281 L-Glutamic acid-2,3,3,4,4-d5 97 atom % D, 98% (CP) 152.2
631973 DL-Glutamic acid-2,3,3,4,4-d5 98 atom % D 152.2
749435 DL-Glutamic acid-2,4,4-d3 98 atom % D, 98% (CP) 150.2
490016 L-Glutamic acid-3-13C 99 atom % 13C 148.1
605026 DL-Glutamic acid-3-13C 99 atom % 13C 148.1
590207 DL-Glutamic acid-3,3-d2 98 atom % D 149.1
587672 L-Glutamic acid-4-13C 99 atom % 13C 148.1
605255 D-Glutamic acid-5-13C 99 atom % 13C 148.1
604860 L-Glutamic acid-13C5 98 atom % 13C, 95% (CP) 152.1
492922 L-Glutamic acid-5-13C 99 atom % 13C 148.1
607851 L-Glutamic acid-13C5,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) 153.1
604984 DL-Glutamic acid-13C5 99 atom % 13C 152.1
488984 DL-Glutamic acid-5-13C 99 atom % 13C 148.1
749850 L-Glutamic acid-13C5,15N,2,3,3,4,4-d5 99 atom % 13C, 98 atom % 15N, 98 atom % D, 95% (CP) 158.1
644560 L-Glutamic acid-13C5,15N,d9 99 atom % 13C, 98 atom % 15N, 98 atom % D 162.1
643874 L-Glutamic acid-15N,d9 97 atom % D, 98 atom % 15N, 99% (CP) 157.2
332143 L-Glutamic acid-15N 98 atom % 15N 148.1

Glutamine

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605018 L-Glutamine-1-13C 99 atom % 13C, 98% (CP) 147.1
605220 L-Glutamine-1,2-13C2 ≥98 atom % 13C 148.1
660809 L-Glutamine-1,2-13C2 S & P tested, 99 atom % 13C 148.1
605085 L-Glutamine-2-13C 99 atom % 13C 147.1
490032 L-Glutamine-15N2 98 atom % 15N 148.1
616303 L-Glutamine-2,3,3,4,4-d5 98 atom % D, 98% (CP) 151.2
570737 L-Glutamine-15N2,d10 98 atom % D, 98 atom % 15N 158.2
604941 L-Glutamine-3-13C 99 atom % 13C, 99% (CP) 147.1
750506 L-Glutamine-4-13C 99 atom % 13C 147.1
605166 L-Glutamine-13C5 98 atom % 13C, 95% (CP) 151.1
604690 L-Glutamine-5-13C 99 atom % 13C, 99% (CP) 147.1
607983 L-Glutamine-13C5,15N2 98 atom % 13C, 98 atom % 15N 153.1
749990 L-Glutamine-13C5,15N2,2,3,3,4,4-d5 98 atom % 15N, 99 atom % 13C, 98 atom % D, 95 atom % (CP) 158.1
635081 L-Glutamine-13C5,15N2,d10 98 atom % 13C, 96 atom % D, 98 atom % 15N, 95% (CP) 163.2
608122 L-Glutamine-2-13C-amine-15N 98 atom % 15N, 99 atom % 13C 148.1
486809 L-Glutamine-(amine-15N) 98 atom % 15N 147.1
490024 L-Glutamine-(amide-15N) 98 atom % 15N 147.1
809020 Nalpha,Nalpha,Nalpha-trimethyl-d9-L-glutamine-(amine-15N) ≥99 atom % D, ≥98 atom % 15N, 97% (CP) 162.2

Glycine

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592471 N,N-Dimethyl-d6-glycine hydrochloride 99 atom % D 145.6
279420 Glycine-1-13C 99 atom % 13C 76.1
660728 Glycine-1-13C S & P tested, 99 atom % 13C 76.1
299340 Glycine-1-13C,15N 99 atom % 13C, 98 atom % 15N 77.1
608076 Glycine-1-13C,2,2-d2 99 atom % 13C, 98 atom % D, 99% (CP) 78.1
660736 Glycine-15N S & P tested, 98 atom % 15N 76.1
299294 Glycine-15N 98 atom % 15N 76.1
283827 Glycine-13C2 99 atom % 13C 77.1
279439 Glycine-2-13C 99 atom % 13C 76.1
489522 Glycine-13C2,15N 98 atom % 15N, 99 atom % 13C 78.1
299324 Glycine-2-13C,15N 99 atom % 13C, 98 atom % 15N 77.1
336459 Glycine-2,2-d2 98 atom % D 77.1
749974 Glycine-13C2,15N,2,2-d2 98 atom % D, 99 atom % 13C, 98 atom % 15N, 95% (CP) 80.1
331333 Glycine-N,N,O-d3 98 atom % D 78.1
175838 Glycine-d5 98 atom % D 80.1
592617 Glycine-15N,d5 98 atom % 15N, 98 atom % D 81.1
608165 Glycine-13C2,15N ethyl ester hydrochloride 98 atom % 15N, 99 atom % 13C 142.6
609188 D-Phenylglycine-15N 98 atom % 15N, 98% (CP) 152.2
681695 S-(+)-2-Phenylglycine-(phenyl-13C6) 99 atom % 13C 157.1

Histidine

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574368 L-Histidine-15N3 95 atom % 15N 157.1
722871 L-Histidine-13C6 hydrochloride monohydrate 97 atom % 13C, 98% (CP) 215.6
608009 L-Histidine-13C6,15N3 ≥95 atom % 15N, ≥96 atom % 13C, 95% (CP) 164.1
707848 L-Histidine-13C6,15N3 hydrochloride monohydrate 98 atom % 13C, 98 atom % 15N, 98% (CP) 218.6
750158 L-Histidine-13C6,15N3,α,β,β,2,5-d5 98 atom % 15N, 99 atom % 13C, 98 atom % D, 95% (CP) 169.1
609110 DL-Histidine-α-15N 98 atom % 15N 156.2
608084 L-Histidine-13C6,α-amine-15N 98 atom % 15N, 99 atom % 13C 162.1
609226 L-Histidine-amine-15N 98 atom % 15N, 98% (CP) 156.2
608955 DL-Histidine-(ring-15N2) 98 atom % 15N, 98% (CP) 157.1
791318 L-Histidine-d3 (α-d1, imidazole-2,5-d2) hydrochloride monohydrate 97% (CP), 98 atom % D, ≤18% D (deuterated on β, β-d2 positions) 212.7
662135 Nτ-Methyl-d3-L-histidine 98 atom % D, 99% (CP) 173.2

Isoleucine

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604771 L-Isoleucine-1-13C 99 atom % 13C, 98% (CP) 132.2
608092 L-Isoleucine-13C6,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 138.1
609013 L-Isoleucine-15N 98 atom % 15N, 98% (CP) 132.2
605212 DL-Isoleucine-2-13C/DL-Alloisoleucine-2-13C (approx. 1:1) 99 atom % 13C  
749923 L-Isoleucine-13C6,15N,2,3,4,4,5,5,5-d7,3-methyl-d3 99 atom % 13C, 98 atom % D, 98 atom % 15N, 95% (CP) 148.2

Leucine

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492361 D-Leucine-1-13C 99 atom % 13C 132.2
490059 L-Leucine-1-13C 99 atom % 13C 132.2
661538 L-Leucine-1-13C S & P tested, 99 atom % 13C 132.2
661546 L-Leucine-1-13C,15N S & P tested, 99 atom % 13C, 98 atom % 15N 133.2
492418 DL-Leucine-1-13C 99 atom % 13C 132.2
604909 L-Leucine-1,2-13C2 99 atom % 13C, S & P tested 133.2
704504 L-Leucine-2-d 97 atom % D, 98% (CP) 132.2
486817 L-Leucine-2-13C 99 atom % 13C 132.2
607657 L-Leucine-2-13C,15N 98 atom % 15N, 99 atom % 13C 133.2
489018 DL-Leucine-2-13C 99 atom % 13C 132.2
492396 D-Leucine-2-d1 98 atom % D 132.2
616257 DL-Leucine-2,3,3-d3 98 atom % D 134.2
604828 L-Leucine-3-13C 99 atom % 13C, 99% (CP) 132.2
608173 L-Leucine-3-13C,15N 98 atom % 15N, 99 atom % 13C 133.2
616079 L-Leucine-3-d1 99 atom % D, 99% (CP) 132.2
615978 L-Leucine-4-d1 99 atom % D 132.2
486825 L-Leucine-5,5,5-d3 99 atom % D 134.2
661554 L-Leucine-5,5,5-d3 S & P tested, 99 atom % D 134.2
762369 L-Leucine-13C6 S & P tested, ≥99 atom % 13C, ≥97% (CP) 137.1
608068 L-Leucine-13C6,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 138.1
596272 L-Leucine-13C6,15N 98 atom % 15N, 98 atom % 13C, 99% chiral purity basis 138.1
492426 DL-Leucine-d10 98 atom % D 141.2
492388 D-Leucine-15N 98 atom % 15N 132.2
340960 L-Leucine-15N 98 atom % 15N 132.2
660825 L-Leucine-15N 98 atom % 15N, S & P tested 132.2
488992 DL-Leucine-15N 98 atom % 15N 132.2
616265 DL-Leucine-isopropyl-d7 98 atom % D 138.2
615986 L-Leucine-(isopropyl-d7) 98 atom % D 138.2
749915 L-Leucine-13C6,15N,2,3,3,4,5,5,5-d7,4-methyl-d3 99 atom % 13C, 98 atom % 15N, 98 atom % D, 95% (CP) 148.2

Lysine

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604704 L-Lysine-1-13C hydrochloride 99 atom % 13C, 98% (CP) 183.6
660833 L-Lysine-1-13C hydrochloride S & P tested, 99 atom % 13C 183.6
485586 DL-Lysine-1-13C dihydrochloride 99 atom % 13C 220.1
486582 DL-Lysine-1,2-13C2 dihydrochloride 99 atom % 13C 221.1
589322 L-Lysine-2-13C hydrochloride 99 atom % 13C 183.6
609021 L-Lysine-15N2 hydrochloride 98 atom % 15N, 98% (CP) 184.6
592900 L-Lysine-2−15N dihydrochloride 98 atom % 15N, 98% (CP) 220.1
608963 L-Lysine-2-15N hydrochloride 98 atom % 15N 183.6
660868 L-Lysine-2-15N hydrochloride S & P tested, 98 atom % 15N 183.6
486590 DL-Lysine-2-13C dihydrochloride 99 atom % 13C 220.1
489050 DL-Lysine-2-15N dihydrochloride 99 atom % 15N 220.1
616214 L-Lysine-3,3,4,4,5,5,6,6-d8 hydrochloride 98 atom % D 190.7
489026 DL-Lysine-3,3,4,4,5,5,6,6-d8 dihydrochloride ≥98 atom % D, ≥99% (CP) 227.2
616192 L-Lysine-4,4,5,5-d4 hydrochloride 98 atom % D, 98% (CP) 186.7
489034 DL-Lysine-4,4,5,5-d4 dihydrochloride 98 atom % D 223.1
643459 L-Lysine-13C6 hydrochloride 99 atom % 13C, 95% (CP) 188.6
589365 L-Lysine-6-13C hydrochloride 99 atom % 13C 183.6
589357 DL-Lysine-6-13C dihydrochloride 99 atom % 13C 220.1
607665 L-Lysine-6-13C,ε-15N hydrochloride 98 atom % 15N, 99 atom % 13C, 98% (CP) 184.6
489042 DL-Lysine-6-13C-ε-15N dihydrochloride 98 atom % 15N, 99 atom % 13C 222.1
642037 L-Lysine-6-13C dihydrochloride 99 atom % 13C, 98% (CP), 98% L- 220.1
608041 L-Lysine-13C6,15N2 hydrochloride 99 atom % 13C, 99 atom % 15N, 95% (CP) 190.6
749907 L-Lysine-13C6,15N2,2,3,3,4,4,5,5,6,6-d9 monohydrochloride 98 atom % D, 99 atom % 13C, 98 atom % 15N, 95 atom % (CP) 199.7
608971 L-Lysine-ε-15N hydrochloride 98 atom % 15N, 99% (CP) 183.6
492442 DL-Lysine-ε-15N dihydrochloride 98 atom % 15N 220.1
759848 Nepsilon,Nepsilon,Nepsilon-Trimethyl-13C3-L-lysine hydrochloride 99 atom % 13C, 97% (CP) 227.7

Methionine

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589837 N-Acetyl-L-methionine-15N 98 atom % 15N 192.2
490083 L-Methionine-1-13C 99 atom % 13C 150.2
489069 DL-Methionine-1-13C 99 atom % 13C 150.2
752053 L-Methionine-1,2,3,4-13C4 99 atom % 13C, 98% (CP) 153.2
589772 L-Methionine-2-13C 99 atom % 13C, 98% (CP) 150.2
589829 L-Methionine-2-13C,15N 98 atom % 15N, 99 atom % 13C 151.2
589802 L-Methionine-2-d1 98 atom % D 150.2
608106 L-Methionine-13C5,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 155.2
609242 L-Methionine-15N 98 atom % 15N, 98% (CP) 150.2
609250 DL-Methionine-15N 98 atom % 15N 150.2
608149 L-Methionine-(carboxy-13C,methyl-d3) 99 atom % 13C, 99 atom % D 153.2
660876 L-Methionine-(carboxy-13C,methyl-d3) S & P tested, 98 atom % D, 99 atom % 13C 153.2
651400 L-Methionine-(methyl-13C,d1) 98 atom % D, 99 atom % 13C 151.2
721271 L-Methionine-(methyl-13C,d2) 98 atom % 13C, 98 atom % D 152.2
299154 L-Methionine-(methyl-13C,d3) 99 atom % D, 99 atom % 13C 153.2
589780 D-Methionine-(methyl-13C) 99 atom % 13C 150.2
299146 L-Methionine-(methyl-13C) 99 atom % 13C 150.2
300616 L-Methionine-(methyl-d3) 98 atom % D 152.2
661562 L-Methionine-(methyl-d3) S & P tested, 98 atom % D 152.2
589810 D-Methionine-d3 (methyl-d3) 98 atom % D 152.2
749893 L-Methionine-13C5,15N,2,3,3,4,4-d5-(methyl-d3) 98 atom % D, 98 atom % 15N, 99 atom % 13C, 95% (CP) 163.2
605069 DL-Selenomethionine-(methyl-13C) 99 atom % 13C 197.1

Ornithine

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749443 L-Ornithine-3,3,4,4,5,5-d6 hydrochloride ≥98 atom % D, ≥98% (CP) 174.7
809012 L-Ornithine-13C5,15N2 hydrochloride ≥98 atom % 15N, ≥99 atom % 13C, ≥98% (CP) 175.6
736147 L-Ornithine-13C5 hydrochloride 99 atom % 13C, 98% (CP) 173.6

Other Amino Acids and Derivatives

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684244 2-Aminoisobutyric-15N acid 98 atom % 15N, 98% (CP) 104.1
741833 L-Citrulline-5,5-d2 97 atom % D (partial deuteration at C4), 97% (CP) 177.2
791695 DL-Dopa-(phenyl-d3) 98 atom % D, 97% (CP) 200.2
333786 L-Dopa-(phenyl-d3) ≥98 atom % D, ≥98% (CP) 200.2
605891 Glycocholic acid-(glycyl-1-13C) ≥99 atom % 13C, ≥98 (CP) 466.6
337609 Glycocholic acid-(glycyl-1-13C) monohydrate 99 atom % 13C 484.6
724955 DL-Homocystine-3,3,3′,3′,4,4,4′,4′-d8 98 atom % D 276.4
570117 L-Norvaline-1-13C 99 atom % 13C 118.1
736147 L-Ornithine-13C5 hydrochloride 99 atom % 13C, 98% (CP) 173.6
634093 L-Selenomethionine-(methyl-13C) 99 atom % 13C 197.1

Peptides

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778176 N-Acetyl-Asp-Glu-OH-15N2 98 atom % 15N, 95% (CP) 306.2
722669 N-Acetyl-L-Val-13C5,15N-L-Leu-13C6 trifluoroacetate salt 98 atom % 15N, 99 atom % 13C, ≥97% (CP) 398.3
762474 Glu-Leu-(Pro-13C5,15N)-(Pro-13C5,15N)-Val-Lys-Ile-His-Cys-Ser trifluoroacetate salt ≥99% 13C, ≥98% 15N, ≥95% (CP) 1134.3
683620 Glutathione-(glycine-13C2,15N) trifluoroacetate salt ≥98 atom % 15N, ≥99 atom % 13C, ≥95% (CP) 424.3
702560 Glycyl-glycine-15N2 98 atom % 15N, 98% (CP) 134.1
900169 Oxytocin-(leucine-5,5,5-d3, glycine-2,2-d2) trifluoroacetate salt ≥98 atom % D, ≥95% (CP) 1126.2
737607 Pentaglycine-3,6,9,12,15,15-d6, O-d 97 atom % D, 95% (CP) 310.3
762466 Tyr-Glu-Asn-(Pro-13C5,15N)-Arg-Asn-Val-Gly-Ser trifluoroacetate salt ≥98% 15N, ≥99% 13C, ≥95% (CP) 1025

Phenylalanine

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605042 L-Phenyl-1-13C-alanine 99 atom % 13C 166.2
490091 L-Phenylalanine-1-13C 99 atom % 13C 166.2
661600 L-Phenylalanine-1-13C S & P tested, 99 atom % 13C, 99% (CP) 166.2
489085 DL-Phenylalanine-1-13C 99 atom % 13C 166.2
490113 L-Phenylalanine-2-13C 99 atom % 13C 166.2
589403 DL-Phenyl alanine-2-13C 99 atom % 13C 166.2
589438 L-Phenylalanine-2-d1 98 atom % D 166.2
490121 L-Phenylalanine-3-13C 99 atom % 13C 166.2
492477 DL-Phenylalanine-3-13C 99 atom % 13C 166.2
615889 L-Phenylalanine-3,3-d2 98 atom % D 167.2
489093 DL-Phenylalanine-3,3-d2 98 atom % D 167.2
615870 L-Phenyl-d5-alanine 98 atom % D 170.2
661619 L-Phenyl-d5-alanine S & P tested, 98 atom % D 170.2
616273 DL-Phenyl-d5-alanine 98 atom % D 170.2
490148 L-Phenyl-d5-alanine-2,3,3-d3 98 atom % D, 99% (CP) 173.2
492485 DL-Phenyl-d5-alanine-2,3,3-d3 98 atom % D 173.2
604879 L-Phenyl-13C6-alanine 99 atom % 13C 171.2
660884 L-Phenyl-13C6-alanine S & P tested, 99 atom % 13C 171.2
740802 L-Phenyl-13C6-alanine meets EP, USP testing specifications, 98 atom % 13C 171.2
589411 DL-Phenyl-13C6-alanine 99 atom % 13C 171.2
684597 DL-Phenyl-13C6,d5-alanine 98 atom % D, 99 atom % 13C 176.2
655627 D-Phenylalanine-13C9,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 175.1
608017 L-Phenylalanine-13C9,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 175.1
656968 L-Phenylalanine-13C9,15N 98 atom % 13C, 98 atom % 15N, 98% (CP), 99% chiral purity basis 175.1
704466 L-Phenylalanine-13C9,15N S & P tested, 98 atom % 15N, 98 atom % 13C, 95% (CP) 175.1
795844 L-Phenylalanine-13C9 98 atom % 13C, 95% (CP) 174.1
749885 L-Phenylalanine-13C9,15N,α,β,β,2,3,4,5,6-d8 98 atom % D, 99 atom % 13C, 98 atom % 15N, 95% (CP) 183.2
490105 L-Phenylalanine-15N 98 atom % 15N 166.2
660892 L-Phenylalanine-15N S & P tested, 98 atom % 15N 166.2
299316 DL-Phenylalanine-15N 98 atom % 15N 166.2

Proline

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654183 D-Proline-1-13C 99 atom % 13C 116.1
661627 L-Proline-1-13C S & P tested, 99 atom % 13C 116.1
791261 L-Proline-2,5,5-d3 98 atom % D, 97% 118.2
604933 DL-Proline-4-13C 99 atom % 13C 116.1
608114 L-Proline-13C5,15N 98 atom % 13C, 98 atom % 15N, 95% (CP) 121.1
604801 L-Proline-13C5 99 atom % 13C, 99% (CP) 120.1
749842 L-Proline-13C5,15N,2,3,3,4,4,5,5-d7 98 atom % D, 98 atom % 15N, 99 atom % 13C, 95% (CP) 128.1
608998 L-Proline-15N ≥95 atom % 15N, 98% (CP) 116.1

Serine

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688436 DL-Serine-2,3,3-d3 ≥98 atom % D, ≥98% (CP) 108.1
490156 L-Serine-1-13C 99 atom % 13C 106.1
489107 DL-Serine-1-13C 99 atom % 13C 106.1
589608 L-Serine-1,2-13C2 99 atom % 13C 107.1
604712 L-Serine-2-13C 99 atom % 13C 106.1
485985 L-Serine-2-13C,15N 99 atom % 13C, 98 atom % 15N 107.1
605174 L-Serine-2,3-13C2 99 atom % 13C 107.1
604887 L-Serine-13C3 98 atom % 13C, 95% (CP) 108.1
604720 L-Serine-3-13C 99 atom % 13C 106.1
608130 L-Serine-13C3,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) 109.1
604666 DL-Serine-3-13C 99 atom % 13C 106.1
749877 L-Serine-13C3,15N,2,3,3-d3 98 atom % D, 98 atom % 15N, 99 atom % 13C, 95% (CP) 112.1
609005 L-Serine-15N 98 atom % 15N, 98% (CP) 106.1
609048 DL-Serine-15N 98 atom % 15N 106.1

Threonine

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605034 L-Threonine-1-13C 99 atom % 13C, 97% (CP) 120.1
720518 L-Threonine-1-13C S & P tested, 99 atom % 13C, 97% (CP) 120.1
701432 L-Threonine-2,3,4,4,4-d5 98 atom % D, 97% (CP) 124.2
607770 L-Threonine-13C4,15N 98 atom % 13C, 98 atom % 15N 124.1
672955 L-Threonine-13C4,15N S & P tested, 98 atom % 13C, 98 atom % 15N, 95% (CP) 124.1
749869 L-Threonine-13C4,15N,2,3,4,4,4-d5 98 atom % 15N, 99 atom % 13C, 98 atom % D, 95% (CP) 129.1
609099 L-Threonine-15N 98 atom % 15N, 98% (CP) 120.1

Tryptophan

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900508 N-Acetyl-L-tryptophan-(indole-d5) ≥98 atom % D, ≥97% (CP) 251.3
604836 L-Tryptophan-1-13C 99 atom % 13C, 98% (CP) 205.2
574600 L-Tryptophan-15N2 95 atom % 15N, 95% (CP) 206.2
604674 DL-Tryptophan-2-13C 99 atom % 13C 205.2
574597 L-Tryptophan-13C11,15N2 ≥99 atom %, ≥98% (CP) 217.1
749931 L-Tryptophan-13C11,15N2,α,β,β,2,4,5,6,7-d8 97 atom % 15N, 97 atom % 13C, 97 atom % D, 98% (CP) 225.2
609064 L-Tryptophan-(amino-15N) 99 atom % 15N 205.2
615862 L-Tryptophan-(indole-d5) 97 atom % D 209.3
604844 L-Tryptophan-(indole ring-2-13C) 98 atom % 13C, 96% (CP) 205.2

Tyrosine

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489824 L-Tyrosine-1-13C ≥99 atom % 13C, ≥98% (CP) 182.2
587850 DL-Tyrosine-1-13C 99 atom % 13C 182.2
587842 L-Tyrosine-1,2,3-13C3 99 atom % 13C 184.2
605107 L-Tyrosine-2-13C 97 atom % 13C, 99% (CP) 182.2
590983 L-Tyrosine-2-13C,15N 99 atom % 13C, 98 atom % 15N 183.2
604631 DL-Tyrosine-2-13C 99 atom % 13C 182.2
485829 L-Tyrosine-2,6-d2 98 atom % D 183.2
489859 L-Tyrosine-3-13C 99 atom % 13C, 99% (CP) 182.2
488909 DL-Tyrosine-3-13C 98 atom % 13C 182.2
489840 L-Tyrosine-3,3-d2 98 atom % D, 99% (CP) 183.2
492868 L-Tyrosine-13C9 98 atom % 13C, 95% (CP) 190.1
607991 L-Tyrosine-13C9,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) 191.1
658944 L-Tyrosine-13C9,15N 98 atom % 13C, 98 atom % 15N, optical purity ee: 99% (L-) 191.1
740977 L-Tyrosine-13C9,15N S & P tested, 98 atom % 15N, 98 atom % 13C, 98% (CP) 191.1
332151 L-Tyrosine-15N 98 atom % 15N 182.2
492329 DL-Tyrosine-15N 98 atom % 15N 182.2
609846 L-Tyrosine-(4-hydroxy-17O) 40 atom % 17O 182.2
609919 L-Tyrosine-(4-hydroxy-18O) 95 atom % 18O 183.2
489816 L-Tyrosine-(phenyl-3,5-d2) 98 atom % D, 99% (CP) 183.2
489808 L-Tyrosine-(phenyl-d4) 98 atom % D 185.2
661503 L-Tyrosine-(phenyl-d4) S & P tested, 98 atom % D 185.2
605093 L-Tyrosine-(phenyl-4-13C) 99 atom % 13C 182.2
489794 L-Tyrosine-(phenyl-13C6) 99 atom % 13C, 99% (CP) 187.1
660752 L-Tyrosine-(phenyl-13C6) S & P tested, 99 atom % 13C 187.1
749958 L-Tyrosine-13C9,15N,α,β,β,2,3,5,6-d7 98 atom % D, 98 atom % 15N, 99 atom % 13C, 95% (CP) 198.2
746290 L-Tyrosine-(phenyl-3,5-d2) 98 atom % D, 99% (CP), S & P tested 183.2
792721 D-Tyrosine-(phenyl-d4) 99 atom % D, 97% (CP) 185.2

Valine

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490164 L-Valine-1-13C 99 atom % 13C 118.1
660906 L-Valine-1-13C S & P tested, 99 atom % 13C 118.1
485594 DL-Valine-1-13C 99 atom % 13C 118.1
604917 L-Valine-2-13C 99 atom % 13C, 99% (CP) 118.1
592048 DL-Valine-2-13C 99 atom % 13C 118.1
590843 DL-Valine-2-d1 98 atom % D 118.2
758159 L-Valine-13C5 99 atom % 13C, 97% (CP) 122.1
600148 L-Valine-13C5,15N 98 atom % 15N, 98 atom % 13C, 95% (CP) 123.1
658197 L-Valine-13C5,15N 99% chiral purity basis, 98 atom % 15N, 98 atom % 13C 123.1
637467 D-Valine-d8 98 atom % D 125.2
486027 L-Valine-d8 ≥98 atom % D, ≥98% (CP)