4,5-Dichlorothiophene-2-carboxylic Acid

Name: 4,5-Dichlorothiophene-2-carboxylic Acid
Brand: Zemixal
SKU: ZX-026753

Reference StandardAvailable on request

4,5-Dichlorothiophene-2-carboxylic Acid (CAS 31166-29-7) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery.

Pack sizes

4,5-Dichlorothiophene-2-carboxylic Acid chemical structure

CAS number31166-29-7

FormulaC₅H₂Cl₂O₂S

Molar mass197.04 g/mol

Physical formSolid

HS code38229090

InChIKeyJDBAYLWBVQVMTD-UHFFFAOYSA-N

IUPAC name4,5-dichlorothiophene-2-carboxylic acid

About 4,5-Dichlorothiophene-2-carboxylic Acid

Analytical teams working on Rivaroxaban use 4,5-Dichlorothiophene-2-carboxylic Acid as a qualified comparison standard. Key data (Reference Standard): CAS 31166-29-7, formula C5H2Cl2O2S and molar mass 197.04 g/mol. It is handled as a solid.

Use cases we see most often

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Safe handling

Hazard communication follows GHS (Danger: H302, H312, H315 and H318). 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. Each lot travels with a certificate of analysis with characterisation data. 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

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of 4,5-Dichlorothiophene-2-carboxylic Acid
Product name	4,5-Dichlorothiophene-2-carboxylic Acid
Catalogue number	ZX-026753
CAS number	31166-29-7
IUPAC name	4,5-dichlorothiophene-2-carboxylic acid
Molecular formula	C₅H₂Cl₂O₂S
Molar mass	197.04 g/mol
Exact mass	195.9153
Grade	Reference Standard
Physical form	Solid
XLogP3	3.1
H-bond donors / acceptors	1 / 3
Topological polar surface area	65.5 Å²
HS code	38229090
InChIKey	JDBAYLWBVQVMTD-UHFFFAOYSA-N
SMILES	C1=C(SC(=C1Cl)Cl)C(=O)O
PubChem CID	305687
Synonyms	4,5-dichloro-2-thiophenecarboxylic acid, 2-Thiophenecarboxylic acid, 4,5-dichloro-, 2,3-dichlorothiophen-5-carboxylic acid, 2,3-Dichloro-5-thiophenecarboxylic acid

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

Safety and GHS hazards

Corrosive

Irritant or harmful

Signal word Danger

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
H318Causes serious eye damage
H319Causes serious eye irritation
H332Harmful if inhaled
H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P305 + P354 + P338, P317, 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 4,5-Dichlorothiophene-2-carboxylic Acid
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

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

Questions about 4,5-Dichlorothiophene-2-carboxylic Acid

Which CAS number identifies 4,5-Dichlorothiophene-2-carboxylic Acid?

4,5-Dichlorothiophene-2-carboxylic Acid is registered under CAS 31166-29-7. You may also see it listed as 4,5-dichloro-2-thiophenecarboxylic acid, 2-Thiophenecarboxylic acid, 4,5-dichloro-, 2,3-dichlorothiophen-5-carboxylic acid. Our catalogue number for this item is ZX-026753.

What are the formula and molar mass of 4,5-Dichlorothiophene-2-carboxylic Acid?

For 4,5-Dichlorothiophene-2-carboxylic Acid, its formula is C5H2Cl2O2S and its molar mass is 197.04 g/mol. The systematic (IUPAC) name is 4,5-dichlorothiophene-2-carboxylic acid. InChIKey JDBAYLWBVQVMTD-UHFFFAOYSA-N lets you match it in any structure database.

How is 4,5-Dichlorothiophene-2-carboxylic Acid used in pharmaceutical QC?

4,5-Dichlorothiophene-2-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 4,5-Dichlorothiophene-2-carboxylic Acid?

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 4,5-Dichlorothiophene-2-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 4,5-Dichlorothiophene-2-carboxylic Acid to my country?

Yes. Because 4,5-Dichlorothiophene-2-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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