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API Process Intermediates & Related Compounds

5-Chlorothiophene-3-carboxylic acid

Available on request

Buy 5-Chlorothiophene-3-carboxylic acid (CAS 36157-42-3) from Zemixal: C5H3ClO2S, COA and SDS with every lot, worldwide shipping.

Pack sizes
5-Chlorothiophene-3-carboxylic acid chemical structure
CAS number36157-42-3
FormulaC5H3ClO2S
Molar mass162.59 g/mol
Physical formSolid
InChIKeyPOVPYUUZOZBLOH-UHFFFAOYSA-N
IUPAC name5-chlorothiophene-3-carboxylic acid

About 5-Chlorothiophene-3-carboxylic acid

Zemixal supplies 5-Chlorothiophene-3-carboxylic acid within its pharma Intermediates & Building Blocks portfolio. Identity at a glance: CAS 36157-42-3, formula C5H3ClO2S and molar mass 162.59 g/mol. It is handled as a solid.

Use cases we see most often

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Safe handling

Hazard communication follows GHS (Warning: H302, H315, H319 and H335). Our SDS lists exposure controls and first-aid measures.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Rivaroxaban

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

Rivaroxaban standards

Typical uses

  • API route development
  • Impurity fate & purge studies
  • Analytical method development

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 5-Chlorothiophene-3-carboxylic acid
Product name5-Chlorothiophene-3-carboxylic acid
Catalogue numberZX-042451
CAS number36157-42-3
IUPAC name5-chlorothiophene-3-carboxylic acid
Molecular formulaC5H3ClO2S
Molar mass162.59 g/mol
Exact mass161.9542
Physical formSolid
XLogP32.1
H-bond donors / acceptors1 / 3
Topological polar surface area65.5 Ų
InChIKeyPOVPYUUZOZBLOH-UHFFFAOYSA-N
SMILESC1=C(SC=C1C(=O)O)Cl
PubChem CID819049
Synonyms3-Thiophenecarboxylic acid, 5-chloro-, 5-chloranylthiophene-3-carboxylic acid

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, 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 5-Chlorothiophene-3-carboxylic acid
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 5-Chlorothiophene-3-carboxylic acid

Which CAS number identifies 5-Chlorothiophene-3-carboxylic acid?
5-Chlorothiophene-3-carboxylic acid is registered under CAS 36157-42-3. You may also see it listed as 3-Thiophenecarboxylic acid, 5-chloro-, 5-chloranylthiophene-3-carboxylic acid. Our catalogue number for this item is ZX-042451.
What are the formula and molar mass of 5-Chlorothiophene-3-carboxylic acid?
For 5-Chlorothiophene-3-carboxylic acid, its formula is C5H3ClO2S and its molar mass is 162.59 g/mol. The systematic (IUPAC) name is 5-chlorothiophene-3-carboxylic acid. InChIKey POVPYUUZOZBLOH-UHFFFAOYSA-N lets you match it in any structure database.
How is 5-Chlorothiophene-3-carboxylic acid used in pharmaceutical QC?
5-Chlorothiophene-3-carboxylic acid is a characterised reference material linked to Rivaroxaban. 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 5-Chlorothiophene-3-carboxylic acid?
The grade and assay are confirmed on the quotation and the batch COA. 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 5-Chlorothiophene-3-carboxylic acid?
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 5-Chlorothiophene-3-carboxylic acid to my country?
Yes. Because 5-Chlorothiophene-3-carboxylic acid 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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