3-Methylthiophene-2,5-dicarboxylic acid

Name: 3-Methylthiophene-2,5-dicarboxylic acid
Brand: Vaqora Chemicals
SKU: VQ-040497

About 3-Methylthiophene-2,5-dicarboxylic acid

Listed under CAS 89677-40-7, 3-Methylthiophene-2,5-dicarboxylic acid is a process intermediate or related compound of Amlodipine available from Vaqora Chemicals. With the molecular formula C7H6O4S, it has a molar mass of 186.19 g/mol. Common synonyms include 3-methyl-2,5-thiophenedicarboxylic acid.

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. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

Process chemists and analysts use it when developing synthetic routes to Amlodipine, tracking process-related impurities and validating analytical methods. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

API route development
Impurity fate & purge studies
Analytical method development
Fine chemical synthesis

Industries

Related to Amlodipine

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

Amlodipine impurities

Specifications & identifiers

Chemical identifiers
Product name	3-Methylthiophene-2,5-dicarboxylic acid
Catalogue No.	VQ-040497
CAS Number	89677-40-7
IUPAC name	3-methylthiophene-2,5-dicarboxylic acid
Molecular formula	C₇H₆O₄S
Molecular weight	186.19 g/mol
Exact mass	185.9987
InChIKey	LKJFFKJAHDRBEP-UHFFFAOYSA-N
SMILES	CC1=C(SC(=C1)C(=O)O)C(=O)O
PubChem CID	68508924

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	2 / 5
TPSA	103 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

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 is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

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 3-Methylthiophene-2,5-dicarboxylic acid?

The CAS Registry Number of 3-Methylthiophene-2,5-dicarboxylic acid is 89677-40-7. It is also known as 3-methyl-2,5-thiophenedicarboxylic acid.

What is the molecular formula and molecular weight of 3-Methylthiophene-2,5-dicarboxylic acid?

3-Methylthiophene-2,5-dicarboxylic acid has the molecular formula C7H6O4S and a molecular weight of 186.19 g/mol. Its IUPAC name is 3-methylthiophene-2,5-dicarboxylic acid.

What is 3-Methylthiophene-2,5-dicarboxylic acid used for?

3-Methylthiophene-2,5-dicarboxylic acid is supplied as a characterised reference material related to Amlodipine. 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 3-Methylthiophene-2,5-dicarboxylic acid can I order?

We supply 3-Methylthiophene-2,5-dicarboxylic acid, 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 3-Methylthiophene-2,5-dicarboxylic acid?

Yes. Every lot of 3-Methylthiophene-2,5-dicarboxylic acid 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 3-Methylthiophene-2,5-dicarboxylic acid be shipped internationally?

Yes. 3-Methylthiophene-2,5-dicarboxylic acid is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.