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Merck
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Key Documents

1.02452

SAFC

L-Cysteine

for cell culture media

Synonym(s):

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

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About This Item

Empirical Formula (Hill Notation):
C3H7NO2S
CAS Number:
52-90-4
Molecular Weight:
121.16
MDL number:
MFCD00064306
UNSPSC Code:
41106213
EC Index Number:
200-158-2

form

solid

autoignition temp.

420 °C

potency

1890 mg/kg LD50, oral (Rat)

pH

4.5-5.5 (20 °C, 100 g/L in H2O)

mp

220-228 °C

solubility

280 g/L

bulk density

300 kg/m3

storage temp.

2-30°C

InChI

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

InChI key

XUJNEKJLAYXESH-UHFFFAOYSA-N

Related Categories

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

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