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API Reference Standards

Carbocisteine

Reference StandardAvailable on request

Carbocisteine (CAS 638-23-3) supplier Zemixal. Request a quote with price, lead time and documents. Packs from 10 mg. Catalogue no. ZX-021042.

Pack sizes
Carbocisteine chemical structure
CAS number638-23-3
FormulaC5H9NO4S
Molar mass179.2 g/mol
Physical formSolid
HS code38229090
InChIKeyGBFLZEXEOZUWRN-VKHMYHEASA-N
IUPAC name(2R)-2-amino-3-(carboxymethylsulfanyl)propanoic acid

About Carbocisteine

Carbocisteine belongs to the Carbocisteine reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 638-23-3, formula C5H9NO4S and molar mass 179.2 g/mol. It is handled as a solid.

Typical applications

  • Identification & assay
  • Method development & validation
  • QC reference material

Handling and storage

Hazard communication follows GHS (Danger: H314). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Carbocisteine

See every impurity, metabolite and related compound we list for this API.

Carbocisteine standards

Typical uses

  • Identification & assay
  • Method development & validation
  • QC reference material

Applications

Specifications and identifiers

Specifications of Carbocisteine
Product nameCarbocisteine
Catalogue numberZX-021042
CAS number638-23-3
IUPAC name(2R)-2-amino-3-(carboxymethylsulfanyl)propanoic acid
Molecular formulaC5H9NO4S
Molar mass179.2 g/mol
Exact mass179.0252
GradeReference Standard
Physical formSolid
XLogP3-3.1
H-bond donors / acceptors3 / 6
Topological polar surface area126 Ų
HS code38229090
InChIKeyGBFLZEXEOZUWRN-VKHMYHEASA-N
SMILESC([C@@H](C(=O)O)N)SCC(=O)O
PubChem CID193653
SynonymsCarbocysteine (Carbocisteine), carbocysteine, S-Carboxymethyl-L-cysteine, carbocistein, Mucodyne, Rhinathiol, Transbronchin, Siroxyl, l-carbocysteine, L-Carbocisteine, (R)-S-(Carboxymethyl)cysteine, S-(Carboxymethyl)-(R)-cysteine

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS05 Corrosive
Corrosive

Signal word Danger

  • H314Causes severe skin burns and eye damage

Precautionary statements P260, P264, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P321, P363, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Carbocisteine
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Carbocisteine

Which CAS number identifies Carbocisteine?
Carbocisteine is registered under CAS 638-23-3. You may also see it listed as Carbocysteine (Carbocisteine), carbocysteine, S-Carboxymethyl-L-cysteine. Our catalogue number for this item is ZX-021042.
What are the formula and molar mass of Carbocisteine?
For Carbocisteine, its formula is C5H9NO4S and its molar mass is 179.2 g/mol. The systematic (IUPAC) name is (2R)-2-amino-3-(carboxymethylsulfanyl)propanoic acid. InChIKey GBFLZEXEOZUWRN-VKHMYHEASA-N lets you match it in any structure database.
How is Carbocisteine used in pharmaceutical QC?
Carbocisteine is a characterised reference material linked to Carbocisteine. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Carbocisteine?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Carbocisteine?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Carbocisteine to my country?
Yes. Because Carbocisteine is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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