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2-Phenylbenzaldehyde

Also known as: Biphenyl-2-carboxaldehyde, 2-Biphenylcarboxaldehyde, (1,1'-Biphenyl)-2-carboxaldehyde, 2-Formylbiphenyl, Biphenyl-2-carbaldehyde, 2-Biphenylcarbaldehyde

2-Phenylbenzaldehyde (CAS 1203-68-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C13H10O and a molecular weight of 182.218 g/mol. Key properties include a boiling point of 332.4±21.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 193.2±8.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1203-68-5
Jingsj CID
J-23316-9
Molecular Formula
C13H10O
Molecular Weight
182.218 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point332.4±21.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point193.2±8.3 °C
Exact Mass182.073166
PSA17.07000
LogP3.10
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.609

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2912299000
Summary2912299000. other cyclic aldehydes without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Phenylbenzaldehyde?

The CAS number of 2-Phenylbenzaldehyde is 1203-68-5.

What are the molecular formula and molecular weight of 2-Phenylbenzaldehyde?

2-Phenylbenzaldehyde has molecular formula C13H10O and molecular weight 182.218 g/mol.

Is 2-Phenylbenzaldehyde hazardous?

2-Phenylbenzaldehyde has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 2-Phenylbenzaldehyde?

For 2-Phenylbenzaldehyde, Upstream Products: [1,1'-Biphenyl]-2-methanol, 2-Chlorobenzaldehyde, Phenylboronic acid; Downstream Products: [1,1'-Biphenyl]-2-carboxylic acid, 2-Methyl Biphenyl, 9H FLUORENE.

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

Last updated:

How to cite: Jingsj. "2-Phenylbenzaldehyde (CAS 1203-68-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-23316-9 (accessed 2026-11-09).

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