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61-90-5

Applied Filters:
Keyword:'61-90-5'
Showing 1-20 of 20 results for "61-90-5" within Products
All Photos(10)

Synonym(s): (S)-2-Amino-4-methylpentanoic acid, L-Leucine
Linear Formula: (CH3)2CHCH2CH(NH2)CO2H
CAS No.:
61-90-5
Molecular Weight:
131.17
EC No.:
200-522-0
Beilstein No.:
1721722

  • L8912

    98.5-101.0%, suitable for cell culture, non-animal source, meets EP, JP, USP testing specifications

  • L8000

    ≥98% (HPLC), suitable for ligand binding assays

  • 61819

    ≥99.5% (NT), suitable for NMR, BioUltra

  • PHR1105

    Pharmaceutical Secondary Standard; Certified Reference Material

  • W329703

    99%, FG

  • 1357001

    United States Pharmacopeia (USP) Reference Standard

  • 1.05360

    for biochemistry

  • 76526

    certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

All Photos(2)

L-Leucine

Synonym(s): L-Leucine
CAS No.:
61-90-5
Molecular Weight:
131.18

  • 1.05020

    EMPROVE® EXPERT, Ph. Eur., ChP, JP, USP

All Photos(1)

L-Leucine

Synonym(s): L-Leucine
CAS No.:
61-90-5

  • 4330

    ≥98.5% (by Assay)

All Photos(1)

Leucine

Synonym(s): L-Leucine, (S)-2-Amino-4-methylpentanoic acid
Linear Formula: (CH3)2CHCH2CH(NH2)CO2H
CAS No.:
61-90-5
Molecular Weight:
131.17
Beilstein No.:
1721722

  • L0375000

    European Pharmacopoeia (EP) Reference Standard

All Photos(1)

(S)-(+)-Leucine

Synonym(s): (S)-(+)-Leucine
Empirical Formula (Hill Notation): C6H13NO2
CAS No.:
61-90-5
Molecular Weight:
131.17
All Photos(1)

Linear Formula: (CH3)2CHCH2CH(NH2)13CO2H
CAS No.:
74292-94-7
Molecular Weight:
132.17

  • 490059

    99 atom % 13C

  • 661538

    endotoxin tested, 99 atom % 13C

All Photos(1)

Linear Formula: (CH3)2CHCH2CH(15NH2)CO2H
CAS No.:
59935-31-8
Molecular Weight:
132.17

  • 340960

    98 atom % 15N

  • 660825

    98 atom % 15N, endotoxin tested

All Photos(1)

Linear Formula: CH3CH(CD3)CH2CH(NH2)CO2H
CAS No.:
87828-86-2
Molecular Weight:
134.19

  • 486825

    99 atom % D

  • 661554

    endotoxin tested, 99 atom % D

All Photos(1)

L-Leucine-(isopropyl-d7)

Linear Formula: (CD3)2CDCH2CH(NH2)CO2H
Molecular Weight:
138.22
All Photos(1)

Linear Formula: (CH3)2CHCH2CH(15NH2)13CO2H
CAS No.:
80134-83-4
Molecular Weight:
133.16

  • 490067

    98 atom % 15N, 99 atom % 13C

  • 661546

    endotoxin tested, 98 atom % 15N, 99 atom % 13C

All Photos(1)

L-Leucine-2,3,3,4,5,5,5,5′,5′,5′-d10

Synonym(s): L-Leucine-C-d10, L-Leucine-d10
Linear Formula: (CD3)2CDCD2CD(NH2)CO2H
CAS No.:
106972-44-5
Molecular Weight:
141.23
All Photos(1)

L-Leucine-1,2-13C2

Linear Formula: (CH3)2CHCH213CH(NH2)13CO2H
CAS No.:
134275-63-1
Molecular Weight:
133.16

  • 604909

    endotoxin tested, 99 atom % 13C

All Photos(1)

L-Leucine-2-13C

Linear Formula: (CH3)2CHCH213CH(NH2)CO2H
CAS No.:
201612-66-0
Molecular Weight:
132.17

  • 486817

    99 atom % 13C

All Photos(1)

L-Leucine-4-d1

Linear Formula: (CH3)2CDCH2CH(NH2)CO2H
Molecular Weight:
132.18
All Photos(1)

L-Leucine-13C, d7 (2,3,3,4,5,5,5-d7, pro-R-methyl-13C)

Empirical Formula (Hill Notation): 13CC5D7H6NO2
Molecular Weight:
139.21

  • 900908

    ≥97 atom % 13C, ≥95 atom % D, ≥95% (CP), optical purity≥98% (at α-carbon)

All Photos(1)

L-Leucine-13C6,d10

Linear Formula: (13CD3)213CD13CD213CD(NH2)13CO2H
Molecular Weight:
147.19

  • 607940

    98 atom % D, 99 atom % 13C

All Photos(1)

L-Leucine-3-d1

Linear Formula: (CH3)2CHCDHCH(NH2)CO2H
Molecular Weight:
132.18

  • 616079

    99 atom % D, 99% (CP)

All Photos(1)

L-Leucine-2-d

Linear Formula: (CH3)2CHCH2CD(NH2)CO2H
Molecular Weight:
132.18

  • 704504

    97 atom % D, 98% (CP)

All Photos(1)

L-Leucine-13C,d7,15N (2,3,3,4,5,5,5-d7, pro-S-methyl-13C)

Empirical Formula (Hill Notation): 13CC5D7H615NO2
Molecular Weight:
140.20

  • 900792

    ≥97 atom % 13C, ≥95 atom % D, ≥95 atom % 15N, ≥95% (CP), optical purity≥95 (at α-carbon)

All Photos(1)

Amino acid standards for fluorescence detection

  • A2161

    analytical standard

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