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861677

Sigma-Aldrich

DL-Cysteine

for peptide synthesis

Synonym(s):

(±)-2-Amino-3-mercaptopropionic acid

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About This Item

Linear Formula:
HSCH2CH(NH2)COOH
CAS Number:
3374-22-9
Molecular Weight:
121.16
Beilstein:
1721406
EC Number:
222-160-2
MDL number:
MFCD00004881
UNSPSC Code:
12352209
PubChem Substance ID:
24888553
NACRES:
NA.22

product name

DL-Cysteine, technical grade

grade

technical grade

form

powder

reaction suitability

reaction type: solution phase peptide synthesis

mp

225 °C (dec.) (lit.)

application(s)

peptide synthesis

SMILES string

NC(CS)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

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Biochem/physiol Actions

NMDA agonist that is an agonist at quisqualate receptors at high concentration.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302 + H332,H314,H335

Hazard Classifications

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1A - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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