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4-Hydroxydiphenylamine

Also known as: 4-Anilinophenol, p-Anilinophenol, 4-(Phenylamino)phenol, N-Phenyl-p-aminophenol

4-Hydroxydiphenylamine (CAS 122-37-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H11NO and a molecular weight of 185.22200 g/mol. Key properties include a melting point of 67-73°C, a boiling point of 190°C, a density of 1.203 g/cm3 and a flash point of 209°C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
122-37-2
Jingsj CID
J-1510969-0
Molecular Formula
C12H11NO
Molecular Weight
185.22200 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point67-73°C
Boiling Point190°C
Density1.203 g/cm3
Flash Point209°C
Exact Mass185.08400
PSA32.26000
LogP3.20880
Vapor Pressure8.52E-05mmHg at 25°C
Refractive Index1.67

Customs & Trade Information

HS Code2922299090
Summary2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. 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-Hydroxydiphenylamine?

The CAS number of 4-Hydroxydiphenylamine is 122-37-2.

What are the molecular formula and molecular weight of 4-Hydroxydiphenylamine?

4-Hydroxydiphenylamine has molecular formula C12H11NO and molecular weight 185.22200 g/mol.

What are the upstream and downstream products of 4-Hydroxydiphenylamine?

For 4-Hydroxydiphenylamine, Upstream Products: Bromobenzene, 4-Aminophenol, Triphenyl phosphite; Downstream Products: 2,5-Dichlorohydroquinone, 4-Isopropoxy-N-phenylaniline.

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-Hydroxydiphenylamine (CAS 122-37-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1510969-0 (accessed 2026-11-09).

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