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C122009

L-Cystine

Name: <SC>L</SC>-Cystine
Brand: ALDRICH

99%

Synonym(s):

(R,R)-3,3′-Dithiobis(2-aminopropionic acid)

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About This Item

Linear Formula:

[-SCH₂CH(NH₂)CO₂H]₂

CAS Number:

56-89-3

Molecular Weight:

240.30

EC Number:

200-296-3

UNSPSC Code:

12352209

MDL number:

MFCD00064228

Beilstein/REAXYS Number:

1728094

eCl@ss:

32150319

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Properties

assay

99%

optical activity

[α]20/D −217.8°, c = 1 in 1 M HCl

mp

>240 °C (dec.) (lit.)

SMILES string

N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O

InChI

1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4-/m0/s1

InChI key

LEVWYRKDKASIDU-IMJSIDKUSA-N

Description

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Storage Class

13 - Non Combustible Solids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Gloves, type N95 (US)

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