3-Chlorostyrene

Name: 3-Chlorostyrene
Brand: Vaqora Chemicals
SKU: VQ-040695

About 3-Chlorostyrene

3-Chlorostyrene (CAS 2039-85-2) is a halogenated building block offered by Vaqora Chemicals. Formula C8H7Cl, molecular weight 138.59 g/mol. The IUPAC name is 1-chloro-3-ethenylbenzene. Alternative names: 1-Chloro-3-vinylbenzene and Styrene, 3-chloro-.

Store in a tightly closed container in a cool, dry and well-ventilated place. It carries the GHS signal word “Warning” with 4 hazard statements. Review the Safety Data Sheet before use.

Key uses span cross-coupling substrates, alkylation reactions and organic synthesis. Buyers come mainly from pharmaceutical manufacturing, academic and industrial research and agrochemical production.

Available in 100 mg, 250 mg, 1 g and 5 g packs, 3-Chlorostyrene is dispatched with a Certificate of Analysis (COA) to destinations worldwide. A Safety Data Sheet (SDS) and technical specifications are available on request. Larger quantities and custom packaging are available. Request a quote for pricing and lead time.

Typical applications

Cross-coupling substrates
Alkylation reactions
Organic synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	3-Chlorostyrene
Catalogue No.	VQ-040695
CAS Number	2039-85-2
IUPAC name	1-chloro-3-ethenylbenzene
Molecular formula	C₈H₇Cl
Molecular weight	138.59 g/mol
Exact mass	138.0236
InChIKey	BOVQCIDBZXNFEJ-UHFFFAOYSA-N
SMILES	C=CC1=CC(=CC=C1)Cl
PubChem CID	14905

Physical properties
Physical form	Other
LogP (XLogP3)	3.1
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	1-Chloro-3-vinylbenzene, Styrene, 3-chloro-, 3-chlorophenylethene, 3-chlorovinylbenzene, 3-ClC6H4CH=CH2, Styrene, mchloro, Styrene, 3chloro, Benzene, 1chloro3ethenyl, Benzene, 1-chloro-3-ethenyl-, Styrene, m-chloro-, 1-chloro-3-vinyl-benzene

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H332Harmful if inhaled

Precautionary statements: P261, P264, P264 + P265, P270, P271, P280, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P317, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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-Chlorostyrene?

The CAS Registry Number of 3-Chlorostyrene is 2039-85-2. It is also known as 1-Chloro-3-vinylbenzene, Styrene, 3-chloro-, 3-chlorophenylethene.

What is the molecular formula and molecular weight of 3-Chlorostyrene?

3-Chlorostyrene has the molecular formula C8H7Cl and a molecular weight of 138.59 g/mol. Its IUPAC name is 1-chloro-3-ethenylbenzene.

Which grade and pack sizes of 3-Chlorostyrene can I order?

We supply 3-Chlorostyrene, in 100 mg, 250 mg, 1 g, 5 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 3-Chlorostyrene?

Yes. Every lot of 3-Chlorostyrene 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-Chlorostyrene be shipped internationally?

Yes. 3-Chlorostyrene 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.