4-Chloro-α-methylstyrene, 90%

Name: 4-Chloro-α-methylstyrene, 90%
Brand: Vaqora Chemicals
SKU: VQ-019003

About 4-Chloro-α-methylstyrene, 90%

4-Chloro-α-methylstyrene (CAS 1712-70-5) is a monomer offered by Vaqora Chemicals with a typical assay of ≥90%. With the molecular formula C9H9Cl, it has a molar mass of 152.62 g/mol. Its systematic (IUPAC) name is 1-chloro-4-prop-1-en-2-ylbenzene. Common synonyms include 4-Chloroisopropenylbenzene and 4-Isopropenylchlorobenzene.

In its supplied form it is a colourless to yellow liquid. Reported physical data include a density of 1.072 g/cm3 at 20 °C. Store in a cool, well-ventilated place, away from sources of ignition, with the container tightly sealed. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

Key uses span polymerisation, crosslinking and curing, adhesives and coatings and fine chemical synthesis. It is used across polymers and plastics and paints and coatings.

Standard pack sizes are 5 g, 10 g, 25 g and 500 g, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Polymerisation
Crosslinking & curing
Adhesives & coatings
Fine chemical synthesis

Industries

Specifications & identifiers

Chemical identifiers
Product name	4-Chloro-α-methylstyrene, 90%
Catalogue No.	VQ-019003
CAS Number	1712-70-5
IUPAC name	1-chloro-4-prop-1-en-2-ylbenzene
Molecular formula	C₉H₉Cl
Molecular weight	152.62 g/mol
Exact mass	152.0393
Purity / assay	≥90%
HSN code	29036990
InChIKey	WQDGTJOEMPEHHL-UHFFFAOYSA-N
SMILES	CC(=C)C1=CC=C(C=C1)Cl
PubChem CID	74381

Physical properties
Physical form	Liquid
Appearance	Colourless to yellow liquid
Density	1.072 g/cm3 at 20 °C
LogP (XLogP3)	4.4
H-bond donors / acceptors	0 / 0
TPSA	0 Å²
Synonyms	4-Chloroisopropenylbenzene, 4-Isopropenylchlorobenzene, 4-Chloro-alpha-methylstyrene, Benzene, 1-chloro-4-(1-methylethenyl)-, 1-Chloro-4-(prop-1-en-2-yl)benzene, p-Chloro-alpha-methylstyrene, 4-Chloro-, A-methylstyrene, 4-Chloro-.alpha.-methylstyrene, 1-chloro-4-isopropenyl-benzene, 4-chloro-a-methylstyrene, 4-chloro-alpha-methyl styrene

Safety & hazard information (GHS)

Harmful / irritant

Environmental hazard

Signal word: Warning

Hazard statements

H227Combustible liquid
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H411Toxic to aquatic life with long lasting effects

Precautionary statements: P210, P261, P264, P264 + P265, P271, P273, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P370 + P378, P391, P403, 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-Chloro-α-methylstyrene, 90%?

The CAS Registry Number of 4-Chloro-α-methylstyrene, 90% is 1712-70-5. It is also known as 4-Chloroisopropenylbenzene, 4-Isopropenylchlorobenzene, 4-Chloro-alpha-methylstyrene.

What is the molecular formula and molecular weight of 4-Chloro-α-methylstyrene, 90%?

4-Chloro-α-methylstyrene, 90% has the molecular formula C9H9Cl and a molecular weight of 152.62 g/mol. Its IUPAC name is 1-chloro-4-prop-1-en-2-ylbenzene.

Which grade and pack sizes of 4-Chloro-α-methylstyrene, 90% can I order?

We supply 4-Chloro-α-methylstyrene, 90% in (≥90%) grade, in 5 g, 10 g, 25 g, 500 g packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with 4-Chloro-α-methylstyrene, 90%?

Yes. Every lot of 4-Chloro-α-methylstyrene, 90% 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-Chloro-α-methylstyrene, 90% be shipped internationally?

Yes. 4-Chloro-α-methylstyrene, 90% 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.