4-Bromo-2-thiophene carboxylic acid, 98%

Name: 4-Bromo-2-thiophene carboxylic acid, 98%
Brand: Vaqora Chemicals
SKU: VQ-008332

About 4-Bromo-2-thiophene carboxylic acid, 98%

4-Bromo-2-thiophene carboxylic acid (CAS 16694-18-1) is a carboxylic acid offered by Vaqora Chemicals, specified at 98% purity. Formula C5H3BrO2S, molecular weight 207.05 g/mol. Systematically, it is named 4-bromothiophene-2-carboxylic acid. It is also known as 4-Bromo-thiophene-2-carboxylic acid or 2-Thiophenecarboxylic acid, 4-bromo-.

It is supplied as white to light yellow powder to crystals. Key physical data: a melting point of 120.0 to 124.0 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span organic synthesis and fine chemical synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 5 g, 25 g and 1 kg packs, 4-Bromo-2-thiophene carboxylic acid is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Bromo-2-thiophene carboxylic acid, 98%
Catalogue No.	VQ-008332
CAS Number	16694-18-1
IUPAC name	4-bromothiophene-2-carboxylic acid
Molecular formula	C₅H₃BrO₂S
Molecular weight	207.05 g/mol
Exact mass	205.9037
Purity / assay	98%
HSN code	29024400
InChIKey	HJZFPRVFLBBAMU-UHFFFAOYSA-N
SMILES	C1=C(SC=C1Br)C(=O)O
PubChem CID	610409

Physical properties
Physical form	Crystalline
Appearance	White to light yellow powder to crystals
Melting point	120.0 to 124.0 °C
LogP (XLogP3)	2.2
H-bond donors / acceptors	1 / 3
TPSA	65.5 Å²
Synonyms	4-Bromo-thiophene-2-carboxylic acid, 2-Thiophenecarboxylic acid, 4-bromo-, 3-Bromothiophene-5-carboxylic acid, 4-Bromo-2-thiophenecarboxylicacid, 4-Bromo-2-thiophenecarboxylic acid, AldrichCPR

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H312Harmful in contact with skin
H315Causes skin irritation
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, P317, 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 4-Bromo-2-thiophene carboxylic acid, 98%?

The CAS Registry Number of 4-Bromo-2-thiophene carboxylic acid, 98% is 16694-18-1. It is also known as 4-Bromo-thiophene-2-carboxylic acid, 2-Thiophenecarboxylic acid, 4-bromo-, 3-Bromothiophene-5-carboxylic acid.

What is the molecular formula and molecular weight of 4-Bromo-2-thiophene carboxylic acid, 98%?

4-Bromo-2-thiophene carboxylic acid, 98% has the molecular formula C5H3BrO2S and a molecular weight of 207.05 g/mol. Its IUPAC name is 4-bromothiophene-2-carboxylic acid.

Which grade and pack sizes of 4-Bromo-2-thiophene carboxylic acid, 98% can I order?

We supply 4-Bromo-2-thiophene carboxylic acid, 98% in (98%) grade, in 5 g, 25 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Bromo-2-thiophene carboxylic acid, 98%?

Yes. Every lot of 4-Bromo-2-thiophene carboxylic acid, 98% 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 4-Bromo-2-thiophene carboxylic acid, 98% be shipped internationally?

Yes. 4-Bromo-2-thiophene carboxylic acid, 98% 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.