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4-Methoxycarbonylphenyl chloroformate

Also known as: 4-[(Chlorocarbonyl)oxy]benzoic acid methyl ester, Chloroformic acid 4-(methoxycarbonyl)phenyl ester, Methyl 4-chlorocarbonyloxybenzoate, Methyl 4-carbonochloridoyloxybenzoate, p-Methoxycarbonylphenyl chloroformate, Benzoic acid, 4-[(chlorocarbonyl)oxy]-, methyl ester, 4-Chlorcarbonyloxy-benzoesaeure-methylester, Kohlensaeure-(4-carbomethoxy-phenylester)-chlorid, 4-Methoxycarbonyl phenyl chloroformate

4-Methoxycarbonylphenyl chloroformate (CAS 31140-40-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H7ClO4 and a molecular weight of 214.602 g/mol. Key properties include a melting point of 51-54ºC, a boiling point of 283.3±23.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 120.0±21.6 °C. 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.
31140-40-6
Jingsj CID
J-1424768-8
Molecular Formula
C9H7ClO4
Molecular Weight
214.602 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point51-54ºC
Boiling Point283.3±23.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point120.0±21.6 °C
Exact Mass214.003281
PSA52.60000
LogP2.89
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.533

GHS Safety & Compliance

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

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Methoxycarbonylphenyl chloroformate?

The CAS number of 4-Methoxycarbonylphenyl chloroformate is 31140-40-6.

What are the molecular formula and molecular weight of 4-Methoxycarbonylphenyl chloroformate?

4-Methoxycarbonylphenyl chloroformate has molecular formula C9H7ClO4 and molecular weight 214.602 g/mol.

Is 4-Methoxycarbonylphenyl chloroformate hazardous?

4-Methoxycarbonylphenyl chloroformate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.

What are the upstream and downstream products of 4-Methoxycarbonylphenyl chloroformate?

For 4-Methoxycarbonylphenyl chloroformate, Upstream Products: Methylparaben; Downstream Products: 2-(4-Biphenylyl)-prop-2-yl 4'-methoxycarbonylphenyl carbonate.

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

Last updated:

How to cite: Jingsj. "4-Methoxycarbonylphenyl chloroformate (CAS 31140-40-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1424768-8 (accessed 2026-11-09).

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