4,4''-Diamino-p-terphenyl

Also known as: 4,4''-Diaminoterphenyl, [1,1':4',1''-terphenyl]-4,4''-diamine, 4-[4-(4-aminophenyl)phenyl]aniline, 4-[4-(4-azanylphenyl)phenyl]aniline, 4,4'-p-terphenylenediamine, p-Terphenyl, 4,4''-diamine, terphenyl-4,4''-diamine, AKOS AUF02006

4,4''-Diamino-p-terphenyl (CAS 3365-85-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C18H16N2 and a molecular weight of 260.33300 g/mol. Key properties include a melting point of 242-244ºC, a boiling point of 484.2ºC at 760 mmHg, a density of 1.159g/cm3 and a flash point of 296.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3365-85-3
Jingsj CID: J-46209-9
Molecular Formula: C₁₈H₁₆N₂
Molecular Weight: 260.33300 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

Request MSDS / TDS

No offers for this compound yet.

Request a quote

Physicochemical Properties

Melting Point	242-244ºC
Boiling Point	484.2ºC at 760 mmHg
Density	1.159g/cm3
Flash Point	296.3ºC
Exact Mass	260.13100
PSA	52.04000
LogP	5.34740
Refractive Index	1.67

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 4,4''-Diamino-p-terphenyl?

The CAS number of 4,4''-Diamino-p-terphenyl is 3365-85-3.

What are the molecular formula and molecular weight of 4,4''-Diamino-p-terphenyl?

4,4''-Diamino-p-terphenyl has molecular formula C18H16N2 and molecular weight 260.33300 g/mol.

What are the upstream and downstream products of 4,4''-Diamino-p-terphenyl?

For 4,4''-Diamino-p-terphenyl, Upstream Products: 4,4''-Dinitro-p-terphenyl, para-Terphenyl, 1,4-Benzenediboronic acid; Downstream Products: [1,1':4',1''-Terphenyl]-4,4''-diol.

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. "4,4''-Diamino-p-terphenyl (CAS 3365-85-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-46209-9 (accessed 2026-11-09).

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