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3,4'-Dichloropropiophenone

Also known as: 3-Chloro-1-(4-chlorophenyl)propan-1-one, 3-Chloro-1-(4-chlorophenyl)-1-propanone, 1-Propanone, 3-chloro-1-(4-chlorophenyl)-, 3',4-Dichloropropiophenone, β,4-Dichloropropiophenone, BETA,4-DICHLOROPROPIOPHENONE, (2-CHLOROETHYL)-4-CHLOROPHENYLKETONE, CHEMPACIFIC 42352, EINECS 223-537-4, MFCD00000992

3,4'-Dichloropropiophenone (CAS 3946-29-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C9H8Cl2O and a molecular weight of 203.065 g/mol. Key properties include a melting point of 48-51 °C(lit.), a boiling point of 344.6±0.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 81.1±0.0 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3946-29-0
Jingsj CID
J-38616-3
Molecular Formula
C9H8Cl2O
Molecular Weight
203.065 g/mol
Category
Solvents
Last updated
8/21/2026
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Physicochemical Properties

Melting Point48-51 °C(lit.)
Boiling Point344.6±0.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point81.1±0.0 °C
Exact Mass201.995224
PSA17.07000
LogP2.91
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.543

Frequently Asked Questions

What is the CAS number of 3,4'-Dichloropropiophenone?

The CAS number of 3,4'-Dichloropropiophenone is 3946-29-0.

What are the molecular formula and molecular weight of 3,4'-Dichloropropiophenone?

3,4'-Dichloropropiophenone has molecular formula C9H8Cl2O and molecular weight 203.065 g/mol.

What are the upstream and downstream products of 3,4'-Dichloropropiophenone?

For 3,4'-Dichloropropiophenone, Upstream Products: Chlorobenzene, 3-Chloropropionyl chloride; Downstream Products: 5-Chloro-1-indanone, 5-Chloro-2-hydroxy-2-methoxycarbonyl-1-indanone, 5-chloro-2,3-dihydro-1H-inden-1-ol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3,4'-Dichloropropiophenone (CAS 3946-29-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-38616-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.