N-Acetyl-L-Cysteine Ethyl Ester

Name: N-Acetyl-L-Cysteine Ethyl Ester
Brand: Vaqora Chemicals
SKU: VQ-047315

About N-Acetyl-L-Cysteine Ethyl Ester

Vaqora Chemicals supplies N-Acetyl-L-Cysteine Ethyl Ester, a process intermediate or related compound of Acetylcysteine registered under CAS number 59587-09-6. Formula C7H13NO3S, molecular weight 191.25 g/mol. Its systematic (IUPAC) name is ethyl (2R)-2-acetamido-3-sulfanylpropanoate. It is also known as L-Cysteine, N-acetyl-, ethyl ester or N-Acetylcysteine ethylester.

It is supplied as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. Good laboratory practice and suitable PPE are recommended during handling.

It is a process intermediate or related compound in the synthesis of Acetylcysteine, useful for route development, impurity fate-and-purge studies and analytical method development. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, N-Acetyl-L-Cysteine Ethyl Ester is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development

Industries

Related to Acetylcysteine

View every impurity, metabolite and intermediate we list for Acetylcysteine.

Acetylcysteine impurities

Specifications & identifiers

Chemical identifiers
Product name	N-Acetyl-L-Cysteine Ethyl Ester
Catalogue No.	VQ-047315
CAS Number	59587-09-6
IUPAC name	ethyl (2R)-2-acetamido-3-sulfanylpropanoate
Molecular formula	C₇H₁₃NO₃S
Molecular weight	191.25 g/mol
Exact mass	191.0616
InChIKey	MSMRAGNKRYVTCX-LURJTMIESA-N
SMILES	CCOC(=O)[C@H](CS)NC(=O)C
PubChem CID	148861

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 4
TPSA	56.4 Å²
Synonyms	L-Cysteine, N-acetyl-, ethyl ester, N-Acetylcysteine ethylester, (R)-ethyl 2-acetamido-3-mercaptopropanoate, n-acetylcysteine ethyl ester, Ac-Cys-OEt, Ethyl N-acetyl-L-cysteinate, n-acetyl-cysteine ethyl ester, N-Acetyl Cysteine Ethyl Ester, ethyl acetyl-L-cysteinate, N-Acetyl-L, ethyl (2R)-2-acetamido-3-sulfanyl-propanoate

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-Acetyl-L-Cysteine Ethyl Ester?

The CAS Registry Number of N-Acetyl-L-Cysteine Ethyl Ester is 59587-09-6. It is also known as L-Cysteine, N-acetyl-, ethyl ester, N-Acetylcysteine ethylester, (R)-ethyl 2-acetamido-3-mercaptopropanoate.

What is the molecular formula and molecular weight of N-Acetyl-L-Cysteine Ethyl Ester?

N-Acetyl-L-Cysteine Ethyl Ester has the molecular formula C7H13NO3S and a molecular weight of 191.25 g/mol. Its IUPAC name is ethyl (2R)-2-acetamido-3-sulfanylpropanoate.

What is N-Acetyl-L-Cysteine Ethyl Ester used for?

N-Acetyl-L-Cysteine Ethyl Ester is supplied as a characterised reference material related to Acetylcysteine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of N-Acetyl-L-Cysteine Ethyl Ester can I order?

We supply N-Acetyl-L-Cysteine Ethyl Ester, 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 N-Acetyl-L-Cysteine Ethyl Ester?

Yes. Every lot of N-Acetyl-L-Cysteine Ethyl Ester 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-Acetyl-L-Cysteine Ethyl Ester be shipped internationally?

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