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3-Chloroacetylacetone

Also known as: 3-Chloro-2,4-pentanedione, 3-Chloropentane-2,4-dione, 3-Cl-ACAC, EINECS 216-902-4, MFCD00009651

3-Chloroacetylacetone (CAS 1694-29-7) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C5H7ClO2 and a molecular weight of 134.56100 g/mol. Key properties include a melting point of -15 °C, a boiling point of 49-52 °C18 mm Hg(lit.), a density of 1.129 g/mL at 25 °C(lit.) and a flash point of 12.2 °C. It is classified under GHS with signal word Warning and hazard statements H226 — Flammable liquid and vapour, H315 — Causes skin irritation and H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Nov 2, 2026.

CAS No.
1694-29-7
Jingsj CID
J-32626-1
Molecular Formula
C5H7ClO2
Molecular Weight
134.56100 g/mol
Category
Solvents
Last updated
11/2/2026

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Physicochemical Properties

Melting Point-15 °C
Boiling Point49-52 °C18 mm Hg(lit.)
Density1.129 g/mL at 25 °C(lit.)
Flash Point12.2 °C
Exact Mass134.01300
PSA34.14000
LogP0.77180
Vapor Pressure0.0215mmHg at 25°C
Refractive Indexn20/D 1.483(lit.)

GHS Safety & Compliance

Flammable / IrritantSignal word: Warning
  • H226 — Flammable liquid and vapour
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2914700090
SummaryHS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Chloroacetylacetone?

The CAS number of 3-Chloroacetylacetone is 1694-29-7.

What are the molecular formula and molecular weight of 3-Chloroacetylacetone?

3-Chloroacetylacetone has molecular formula C5H7ClO2 and molecular weight 134.56100 g/mol.

Is 3-Chloroacetylacetone hazardous?

3-Chloroacetylacetone has GHS signal word Warning and hazard statements H226 — Flammable liquid and vapour; H315 — Causes skin irritation; H319 — Causes serious eye irritation.

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-Chloroacetylacetone (CAS 1694-29-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-32626-1 (accessed 2026-11-09).

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