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Benzoic anhydride

Also known as: Benzoyl benzoate, Dibenzoic anhydride, Phenyl anhydride, Benzoic acid anhydride

Benzoic anhydride (CAS 93-97-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C14H10O3 and a molecular weight of 226.227 g/mol. Key properties include a melting point of 38-42 °C(lit.), a boiling point of 360.0±11.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 168.4±16.5 °C. It is classified under GHS with signal word Danger and hazard statements H315 — Causes skin irritation, H318 — Causes serious eye damage and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
93-97-0
Jingsj CID
J-33086-9
Molecular Formula
C14H10O3
Molecular Weight
226.227 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point38-42 °C(lit.)
Boiling Point360.0±11.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point168.4±16.5 °C
Exact Mass226.062988
PSA43.37000
LogP3.02
Vapor Pressure0.0±0.8 mmHg at 25°C
Refractive Index1.590
Additional Property0.01 g/L

GHS Safety & Compliance

Corrosion / IrritantSignal word: Danger
  • H315 — Causes skin irritation
  • H318 — Causes serious eye damage
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code4002191900

Frequently Asked Questions

What is the CAS number of Benzoic anhydride?

The CAS number of Benzoic anhydride is 93-97-0.

What are the molecular formula and molecular weight of Benzoic anhydride?

Benzoic anhydride has molecular formula C14H10O3 and molecular weight 226.227 g/mol.

Is Benzoic anhydride hazardous?

Benzoic anhydride has GHS signal word Danger and hazard statements H315 — Causes skin irritation; H318 — Causes serious eye damage; H335 — May cause respiratory irritation.

What are the upstream and downstream products of Benzoic anhydride?

For Benzoic anhydride, Upstream Products: benzoic acid, Benzoyl chloride, Iodobenzene; Downstream Products: 5'-O-Benzoyl-3'-azido-3'-deoxythymidine, Ethyl 5-phenyl-1,3-oxazole-4-carboxylate, 7,8-Dihydroxyflavone.

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

Last updated:

How to cite: Jingsj. "Benzoic anhydride (CAS 93-97-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-33086-9 (accessed 2026-11-09).

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