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Piperonyloyl chloride

Also known as: 1,3-benzodioxole-5-carbonyl chloride, 3,4-(methylenedioxy)benzoyl chloride, 3,4-methylenedioxybenzoyl chloride, benzo[d][1,3]dioxole-5-carbonyl chloride, 2H-1,3-Benzodioxole-5-Carbonyl Chloride, piperonylic acid chloride

Piperonyloyl chloride (CAS 25054-53-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H5ClO3 and a molecular weight of 184.57600 g/mol. Key properties include a melting point of 78-79 °C(lit.), a boiling point of 155 °C25 mm Hg(lit.), a density of 1.453 g/cm3 and a flash point of 130.1ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
25054-53-9
Jingsj CID
J-28780-9
Molecular Formula
C8H5ClO3
Molecular Weight
184.57600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point78-79 °C(lit.)
Boiling Point155 °C25 mm Hg(lit.)
Density1.453 g/cm3
Flash Point130.1ºC
Exact Mass183.99300
PSA35.53000
LogP1.79430
Vapor Pressure0.00784mmHg at 25°C
Refractive Index1.586

GHS Safety & Compliance

CorrosionSignal word: Danger
  • H314 — Causes severe skin burns and eye damage

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Piperonyloyl chloride?

The CAS number of Piperonyloyl chloride is 25054-53-9.

What are the molecular formula and molecular weight of Piperonyloyl chloride?

Piperonyloyl chloride has molecular formula C8H5ClO3 and molecular weight 184.57600 g/mol.

Is Piperonyloyl chloride hazardous?

Piperonyloyl chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of Piperonyloyl chloride?

For Piperonyloyl chloride, Upstream Products: Piperonylic acid, Methyl 1,3-benzodioxole-5-carboxylate, Thionyl chloride; Downstream Products: Piperonylic acid, Methyl 1,3-benzodioxole-5-carboxylate, Benzoic anhydride.

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

Last updated:

How to cite: Jingsj. "Piperonyloyl chloride (CAS 25054-53-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28780-9 (accessed 2026-11-09).

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