N-Methylcysteine

Name: N-Methylcysteine
Brand: Vaqora Chemicals
SKU: VQ-037832

About N-Methylcysteine

Vaqora Chemicals supplies N-Methylcysteine, an organosulfur compound registered under CAS number 4026-48-6. Formula C4H9NO2S, molecular weight 135.19 g/mol. Systematically, it is named (2R)-2-(methylamino)-3-sulfanylpropanoic acid. It is also known as N-Methyl-L-cysteine or methyl-l-cysteine.

Keep the container tightly sealed and store it in a cool, dry area. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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

Available in 100 mg, 250 mg, 1 g and 5 g packs, N-Methylcysteine is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Custom pack sizes, bulk quantities and specific analytical data can be arranged on request.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	N-Methylcysteine
Catalogue No.	VQ-037832
CAS Number	4026-48-6
IUPAC name	(2R)-2-(methylamino)-3-sulfanylpropanoic acid
Molecular formula	C₄H₉NO₂S
Molecular weight	135.19 g/mol
Exact mass	135.0354
InChIKey	DVOOXRTYGGLORL-VKHMYHEASA-N
SMILES	CN[C@@H](CS)C(=O)O
PubChem CID	452303

Physical properties
Physical form	Other
LogP (XLogP3)	-2.6
H-bond donors / acceptors	3 / 4
TPSA	50.3 Å²
Synonyms	N-Methyl-L-cysteine, methyl-l-cysteine, L-Cysteine, N-methyl-, Cysteine, N-methyl, L-, (R)-3-Mercapto-2-(methylamino)propanoic acid, Cysteine, N-methyl-, L-Cysteine, N-methyl-, hydrochloride, methyl l cysteine, N-methyl-l-cys, (R)-N-Methylcysteine, (2R)-2-(methylamino)-3-sulfanyl-propanoic acid

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 N-Methylcysteine?

The CAS Registry Number of N-Methylcysteine is 4026-48-6. It is also known as N-Methyl-L-cysteine, methyl-l-cysteine, L-Cysteine, N-methyl-.

What is the molecular formula and molecular weight of N-Methylcysteine?

N-Methylcysteine has the molecular formula C4H9NO2S and a molecular weight of 135.19 g/mol. Its IUPAC name is (2R)-2-(methylamino)-3-sulfanylpropanoic acid.

Which grade and pack sizes of N-Methylcysteine can I order?

We supply N-Methylcysteine, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with N-Methylcysteine?

Yes. Every lot of N-Methylcysteine 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 N-Methylcysteine be shipped internationally?

Yes. We export N-Methylcysteine worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.