L-Cysteine

L-Cysteine for Cell Culture Media

Synonym(s)

L-Cysteine, α-Amino-β-mercapto propionic acid, αlpha-Amino-β-mercapto propionic acid, Cys, αlpha-Amino-beta-mercapto propionic acid

About This Item

Empirical Formula (Hill Notation): C 3 H 7 NO 2 S

CAS Number: 52-90-4

Molecular Weight: 121.16

UNSPSC Code: 41106213

EC Index Number: 200-158-2

MDL number: MFCD00064306

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Properties

SMILES string

SCC([N+H3])C(=O)[O-]

InChI

1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)

InChI key

XUJNEKJLAYXESH-UHFFFAOYSA-N

• form: solid
• autoignition temp.: 420°C
• potency: 1890 mg/kg LD 50, oral (Rat)
• pH: 4.5-5.5 (20°C, 100 g/L in H 2 O)
• mp: 220-228°C
• solubility: 280 g/L
• bulk density: 300 kg/m 3

Safety Information

Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not a