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Safety Information

30160

Sigma-Aldrich

L-Cysteine methyl ester hydrochloride

puriss., ≥99.0% (RT)

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About This Item

Linear Formula:
HSCH2CH(NH2)COOCH3 · HCl
CAS Number:
18598-63-5
Molecular Weight:
171.65
Beilstein:
3685824
EC Number:
242-435-0
MDL number:
MFCD00038985
UNSPSC Code:
12352200

grade

puriss.

Assay

≥99.0% (RT)

optical activity

[α]20/D −2.1±0.2°, c = 10% in methanol

mp

~140 °C
142 °C (dec.) (lit.)

SMILES string

Cl[H].COC(=O)[C@@H](N)CS

InChI

1S/C4H9NO2S.ClH/c1-7-4(6)3(5)2-8;/h3,8H,2,5H2,1H3;1H/t3-;/m0./s1

InChI key

WHOHXJZQBJXAKL-DFWYDOINSA-N

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Other Notes

Used e.g. in the synthesis of peptides; Preparation of thiazolidine-4-carboxylates with carbonyl compounds

replaced by

Product No.
Description
Pricing

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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M.D. Threadgill et al.
The Journal of Organic Chemistry, 54, 2940-2940 (1989)
Y. Hamada et al.
The Journal of Organic Chemistry, 52, 1252-1252 (1987)
D. Chiarino et al.
Journal of Heterocyclic Chemistry, 26, 589-589 (1989)
J.E. Baldwin et al.
Tetrahedron Letters, 27, 3461-3461 (1986)

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