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2-Phenylphenol

Also known as: o-Phenylphenol, 2-Hydroxybiphenyl, Biphenyl-2-ol, 2-Biphenylol, 1,1'-Biphenyl-2-ol, o-Xenol, Ortho-phenylphenol, OPP, FEMA 3959

2-Phenylphenol (CAS 90-43-7) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C12H10O and a molecular weight of 170.207 g/mol. Key properties include a melting point of 57-59 °C(lit.), a boiling point of 282.0±0.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 123.9±0.0 °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.
90-43-7
Jingsj CID
J-1493409-9
Molecular Formula
C12H10O
Molecular Weight
170.207 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point57-59 °C(lit.)
Boiling Point282.0±0.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point123.9±0.0 °C
Exact Mass170.073166
PSA20.23000
LogP2.94
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.605
Additional Property0.7 g/L (20 ºC)

GHS Safety & Compliance

Irritant / Environmental HazardSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation
  • H400 — Very toxic to aquatic life

Customs & Trade Information

HS Code2907199011
Summary2907199011. xylenols and their salts. VAT:17.0%. Tax rebate rate:0.0%. Supervision conditions:S(import or export registration certificate for pesticides). MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2-Phenylphenol?

The CAS number of 2-Phenylphenol is 90-43-7.

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

2-Phenylphenol has molecular formula C12H10O and molecular weight 170.207 g/mol.

Is 2-Phenylphenol hazardous?

2-Phenylphenol 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-Phenylphenol?

For 2-Phenylphenol, Upstream Products: 2-Iodophenol, Phenylboronic acid, 2-Bromophenol; Downstream Products: 2-Phenyl-1,4-benzoquinone, 6H-Dibenzo[c,e][1,2]oxaphosphinine 6-oxide, N-Hexylaniline.

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-Phenylphenol (CAS 90-43-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1493409-9 (accessed 2026-11-09).

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