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740055 Sigma-Aldrich

L-Alanine-3-13C, 2-d

99 atom % 13C, 97 atom % D, 98% (CP)

Synonym: (S)-2-Aminopropionic acid-3-13C, 2-d, L-α-Aminopropionic acid-3-13C, 2-d

  • Linear Formula 13CH3CD(NH2)CO2H

  • Molecular Weight 91.09

  •  MDL number MFCD19105636

  •  PubChem Substance ID 329764951

  •  NACRES NA.12



Related Categories A, Alanine, Alphabetical Listings, Amino Acids & Derivatives, Amino Acids and Derivatives,
Quality Level   200
isotopic purity   99 atom % 13C
  97 atom % D
assay   98% (CP)
application(s)   bio NMR: suitable
mp   314.5 °C (lit.)
mass shift   M+2
SMILES string   [2H][C@@]([13CH3])(N)C(O)=O
InChI   1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)/t2-/m0/s1/i1+1,2D



500 mg in glass bottle

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Safety & Documentation

Safety Information

NONH for all modes of transport
WGK Germany 
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable


Certificate of Analysis (COA)

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Protocols & Articles


Biomolecular NMR: Isotope Labeling Methods for Protein Dynamics Studies

Protein structure determination by solution NMR spectroscopy has long relied on the uniform stable isotopic enrichment with 13C and 15N to alleviate resonance overlap and to allow multiple distance a...
Eric D. Watt and J. Patrick Loria, Ph.D.
ISOTEC® Stable Isotopes 2008 - 2010 Catalog
Keywords: Capillary electrophoresis, Degradations, Gene expression, Metabolic Pathways, Methods, Nuclear magnetic resonance spectroscopy, Reductions, Sample preparations, Spectroscopy

Biomolecular NMR: α-Ketoacids as Biosynthetic Precursors for Protein NMR

The state-of-the-art NMR methodology for the studies of large proteins requires full deuteration of all non-exchangeable sites in the polypeptide chain. Unfortunately, full deuteration precludes the ...
Vitali Tugarinov, Ph.D., and L.E. Kay, Ph.D.
ISOTEC® Stable Isotopes 2008 - 2010 Catalog
Keywords: Applications, Biochemistry, Catalog, Genetics, Ligands, Methods, Nuclear magnetic resonance spectroscopy, Spectra, Spectroscopy, Type

Selective Protonation of Methyl Groups in Highly Deuterated Proteins

Vitali Tugarinov Department of Chemistry and Biochemistry Center for Biomolecular Structure and Organization University of Maryland, College Park, Maryland 20742
Keywords: Addition reactions, Applications, Biochemistry, Genetics, Ligands, Methods, Nuclear magnetic resonance spectroscopy, Protocols, Reductions, Spectra, Transaminations

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