Isotope Science / Alfa Chemistry
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L-Cysteine (13C3; D3; 15N)

Catalog Number ACM1994304889
CAS 1994304-88-9
Molecular Weight 128.15
Molecular Formula 13C3H4D315NO2S
Melting Point 240 °C (464 °F) (dec.)
Purity 98%
Density 1.496 g/cm3 at 20°C (68 °F)
Appearance White crystalline
Chemical Formula HS*CD2*CD(*NH2)*COOH
Isotopic Enrichment 97-99 atom % 13C; 97-99 atom % D; 97-99 atom % 15N
Unlabeled CAS 52-90-4
Unlabeled Synonyms (R)-2-Amino-3-mercaptopropionic acid
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