2,5-Dibromothiophene, 98%

Name: 2,5-Dibromothiophene, 98%
Brand: Vaqora Chemicals
SKU: VQ-012278

About 2,5-Dibromothiophene, 98%

Listed under CAS 3141-27-3, 2,5-Dibromothiophene is a sulfur heterocycle available from Vaqora Chemicals with a typical assay of 95%. The compound has the formula C4H2Br2S, corresponding to a molecular weight of 241.93 g/mol. It is also known as 2,5-dibromo-thiophene or Thiophene, 2,5-dibromo-.

It is supplied as a liquid. Key physical data: a melting point of −6 °C and a density of 2.147 g/mL at 25 °C. Keep containers tightly closed in a cool, well-ventilated area away from heat and ignition sources. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for organic synthesis and API synthesis. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Available in 25 g, 100 g and 1 kg packs, 2,5-Dibromothiophene is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Organic synthesis
API synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	2,5-Dibromothiophene, 98%
Catalogue No.	VQ-012278
CAS Number	3141-27-3
IUPAC name	2,5-dibromothiophene
Molecular formula	C₄H₂Br₂S
Molecular weight	241.93 g/mol
Exact mass	241.8224
Purity / assay	95%
HSN code	29319090
InChIKey	KBVDUUXRXJTAJC-UHFFFAOYSA-N
SMILES	C1=C(SC(=C1)Br)Br
PubChem CID	18453

Physical properties
Physical form	Liquid
Appearance	Liquid
Melting point	−6 °C
Density	2.147 g/mL at 25 °C
LogP (XLogP3)	3.7
H-bond donors / acceptors	0 / 1
TPSA	28.2 Å²
Synonyms	2,5-dibromo-thiophene, Thiophene, 2,5-dibromo-, Thiophene, 2,5dibromo, Thiophene,5-dibromo-, 2,5-Dibromothiophene, 95%, 2,5-Dibromothiophene, Vetec(TM) reagent grade, 94%

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H300Fatal if swallowed
H315Causes skin irritation
H317May cause an allergic skin reaction
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects

Precautionary statements: P203, P261, P264, P264 + P265, P270, P271, P272, P280, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, P332 + P317, P333 + 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 2,5-Dibromothiophene, 98%?

The CAS Registry Number of 2,5-Dibromothiophene, 98% is 3141-27-3. It is also known as 2,5-dibromo-thiophene, Thiophene, 2,5-dibromo-, Thiophene, 2,5dibromo.

What is the molecular formula and molecular weight of 2,5-Dibromothiophene, 98%?

2,5-Dibromothiophene, 98% has the molecular formula C4H2Br2S and a molecular weight of 241.93 g/mol. Its IUPAC name is 2,5-dibromothiophene.

Which grade and pack sizes of 2,5-Dibromothiophene, 98% can I order?

We supply 2,5-Dibromothiophene, 98% in (95%) grade, in 25 g, 100 g, 1 kg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 2,5-Dibromothiophene, 98%?

Yes. Every lot of 2,5-Dibromothiophene, 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 2,5-Dibromothiophene, 98% be shipped internationally?

Yes. 2,5-Dibromothiophene, 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.