4-Amino-1-naphthol

Also known as: 1-Amino-4-hydroxynaphthalene, 1-Amino-4-naphthol, 4-Amino-1-naphthalenol, 4-Aminonaphthalen-1-ol, 4-Hydroxy-1-naphthylamine, 4-Aminonaphthol, 1-Naphthalenol, 4-amino-

4-Amino-1-naphthol (CAS 2834-90-4) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H9NO and a molecular weight of 159.18500 g/mol. Key properties include a boiling point of 386.8ºC at 760mmHg, a density of 1.281g/cm3 and a flash point of 187.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2834-90-4
Jingsj CID: J-1513876-8
Molecular Formula: C₁₀H₉NO
Molecular Weight: 159.18500 g/mol
Category: Alcohols
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Boiling Point	386.8ºC at 760mmHg
Density	1.281g/cm3
Flash Point	187.8ºC
Exact Mass	159.06800
PSA	46.25000
LogP	2.70880
Vapor Pressure	1.54E-06mmHg at 25°C
Refractive Index	1.741

Customs & Trade Information

HS Code	2922299090
Summary	2922299090. 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-Amino-1-naphthol?

The CAS number of 4-Amino-1-naphthol is 2834-90-4.

What are the molecular formula and molecular weight of 4-Amino-1-naphthol?

4-Amino-1-naphthol has molecular formula C10H9NO and molecular weight 159.18500 g/mol.

What are the upstream and downstream products of 4-Amino-1-naphthol?

For 4-Amino-1-naphthol, Upstream Products: 4-Nitro-1-naphthol, 4-Nitro-1-naphthylamine, 1-Nitronaphthalene; Downstream Products: tert-Butyl (4-hydroxynaphthalen-1-yl)carbamate, tert-Butyl (4-(2-morpholinoethoxy)naphthalen-1-yl)carbamate, Doramapimod.

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-Amino-1-naphthol (CAS 2834-90-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513876-8 (accessed 2026-11-09).

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