4-Nitro-2,6-diphenylphenol

Also known as: 2'-HYDROXY-5'-NITRO-M-TERPHENYL, 2'-Hydroxy-5'-nitro-m-terphenyl, 2,6-diphenyl-4-nitrophenol, 5-Nitro-2-oxy-1.3-diphenyl-benzol, 5'-Nitro-2'-hydroxy-m-terphenyl, 5'-Nitro-[1,1':3',1''-terphenyl]-2'-ol, 5'-Nitro-m-terphenyl-2'-ol, [1,1':3',1''-Terphenyl]-2'-ol, 5'-nitro-

4-Nitro-2,6-diphenylphenol (CAS 2423-73-6) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C18H13NO3 and a molecular weight of 291.30100 g/mol. Key properties include a melting point of 137-139ºC(lit.), a boiling point of 455.2ºC at 760 mmHg, a density of 1.265g/cm3 and a flash point of 187.1ºC. 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.: 2423-73-6
Jingsj CID: J-31506-0
Molecular Formula: C₁₈H₁₃NO₃
Molecular Weight: 291.30100 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	137-139ºC(lit.)
Boiling Point	455.2ºC at 760 mmHg
Density	1.265g/cm3
Flash Point	187.1ºC
Exact Mass	291.09000
PSA	66.05000
LogP	5.15760
Vapor Pressure	6.65E-09mmHg at 25°C
Refractive Index	1.648

GHS Safety & Compliance

IrritantSignal word: Warning

H315 — Causes skin irritation
H319 — Causes serious eye irritation
H335 — May cause respiratory irritation

Customs & Trade Information

HS Code	2906299090
Summary	2906299090 other aromatic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Nitro-2,6-diphenylphenol?

The CAS number of 4-Nitro-2,6-diphenylphenol is 2423-73-6.

What are the molecular formula and molecular weight of 4-Nitro-2,6-diphenylphenol?

4-Nitro-2,6-diphenylphenol has molecular formula C18H13NO3 and molecular weight 291.30100 g/mol.

Is 4-Nitro-2,6-diphenylphenol hazardous?

4-Nitro-2,6-diphenylphenol 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 4-Nitro-2,6-diphenylphenol?

For 4-Nitro-2,6-diphenylphenol, Upstream Products: 1,3-Diphenylacetone, 2,6-Diphenylphenol, Sodium nitromalonaldehyde monohydrate; Downstream Products: 4-Amino-2,6-diphenylphenol, 2,6-Diphenyl-4-(2,4,6-triphenyl-1-pyridinio)phenolate, 2,6-Diphenylphenol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "4-Nitro-2,6-diphenylphenol (CAS 2423-73-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31506-0 (accessed 2026-11-09).

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