D-Cysteine Methyl Ester Hydrochloride

Name: D-Cysteine Methyl Ester Hydrochloride
Brand: Vaqora Chemicals
SKU: VQ-010844

About D-Cysteine Methyl Ester Hydrochloride

D-Cysteine Methyl Ester Hydrochloride (CAS 70361-61-4) is an organosulfur compound offered by Vaqora Chemicals. Its molecular formula is C4H10ClNO2S and its molecular weight is 171.65 g/mol. Its systematic (IUPAC) name is methyl (2S)-2-amino-3-sulfanylpropanoate. Hydrochloride. Common synonyms include (S)-Cysteine Methyl Ester Hydrochloride and Methyl D-Cysteinate Hydrochloride.

Keep the container tightly sealed and store it in a cool, dry area. It carries the GHS signal word “Warning” with 2 hazard statements. Review the Safety Data Sheet before use.

Typical applications include organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	D-Cysteine Methyl Ester Hydrochloride
Catalogue No.	VQ-010844
CAS Number	70361-61-4
Other CAS	88806-98-8
IUPAC name	methyl (2S)-2-amino-3-sulfanylpropanoate;hydrochloride
Molecular formula	C₄H₁₀ClNO₂S
Molecular weight	171.65 g/mol
Exact mass	171.0121
Grade	Reference Standard
InChIKey	WHOHXJZQBJXAKL-AENDTGMFSA-N
SMILES	COC(=O)[C@@H](CS)N.Cl
PubChem CID	637545

Physical properties
Physical form	Other
H-bond donors / acceptors	3 / 4
TPSA	53.3 Å²
Synonyms	(S)-Cysteine methyl ester hydrochloride, Methyl D-cysteinate hydrochloride, H-D-Cys-OMe.HCl, (S)-Methyl 2-amino-3-mercaptopropanoate hydrochloride, H-D-Cys-OMe HCl, methyl (2S)-2-amino-3-sulfanylpropanoate hydrochloride, D-Cysteine, methyl ester, hydrochloride, H-D-Cys-OMe inverted exclamation mark currencyHCl

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P337 + P317, P362 + P364

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of D-Cysteine Methyl Ester Hydrochloride?

The CAS Registry Number of D-Cysteine Methyl Ester Hydrochloride is 70361-61-4. It is also known as (S)-Cysteine methyl ester hydrochloride, Methyl D-cysteinate hydrochloride, H-D-Cys-OMe.HCl.

What is the molecular formula and molecular weight of D-Cysteine Methyl Ester Hydrochloride?

D-Cysteine Methyl Ester Hydrochloride has the molecular formula C4H10ClNO2S and a molecular weight of 171.65 g/mol.

Which grade and pack sizes of D-Cysteine Methyl Ester Hydrochloride can I order?

We supply D-Cysteine Methyl Ester Hydrochloride in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with D-Cysteine Methyl Ester Hydrochloride?

Yes. Every lot of D-Cysteine Methyl Ester Hydrochloride is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can D-Cysteine Methyl Ester Hydrochloride be shipped internationally?

Yes. D-Cysteine Methyl Ester Hydrochloride is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.