naphthalene-1,2-diamine

Also known as: 1,2-Diaminonaphthalene, 1,2-Naphthalenediamine, Naphthalene-1,2-diamine, 1,2-Naphthylenediamine, NSC 62691

naphthalene-1,2-diamine (CAS 938-25-0) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C10H10N2 and a molecular weight of 158.20000 g/mol. Key properties include a melting point of 92-94ºC, a boiling point of 363.7ºC at 760 mmHg, a density of 1.234g/cm3 and a flash point of 207.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 938-25-0
Jingsj CID: J-1112988-7
Molecular Formula: C₁₀H₁₀N₂
Molecular Weight: 158.20000 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	92-94ºC
Boiling Point	363.7ºC at 760 mmHg
Density	1.234g/cm3
Flash Point	207.2ºC
Exact Mass	158.08400
PSA	52.04000
LogP	3.16660
Refractive Index	1.757

Customs & Trade Information

HS Code	2921590090
Summary	2921590090. other aromatic polyamines and their derivatives; 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 naphthalene-1,2-diamine?

The CAS number of naphthalene-1,2-diamine is 938-25-0.

What are the molecular formula and molecular weight of naphthalene-1,2-diamine?

naphthalene-1,2-diamine has molecular formula C10H10N2 and molecular weight 158.20000 g/mol.

What are the upstream and downstream products of naphthalene-1,2-diamine?

For naphthalene-1,2-diamine, Upstream Products: 2-Nitro-1-naphthylamine, 2-Naphthalenamine, 1-nitro-, 2-Acetamido-1-Nitronaphthalene.

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. "naphthalene-1,2-diamine (CAS 938-25-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1112988-7 (accessed 2026-11-09).

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