1,4-Bis(3-aminophenyl)butadiyne

Also known as: 3,3'-(Buta-1,3-diyne-1,4-diyl)dianiline, 1,4-Bis(3-aminophenyl)-1,3-butadiyne, 3,3'-(1,3-Butadiyne-1,4-diyl)dianiline, 3-[4-(3-aminophenyl)buta-1,3-diynyl]aniline, Benzenamine, 3,3'-(1,3-butadiyne-1,4-diyl)bis-, Aniline, 3,3'-butadiynylenedi- (8CI)

1,4-Bis(3-aminophenyl)butadiyne (CAS 31661-59-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H12N2 and a molecular weight of 232.28000 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 31661-59-3
Jingsj CID: J-48700-3
Molecular Formula: C₁₆H₁₂N₂
Molecular Weight: 232.28000 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	232.10000
PSA	52.04000
LogP	3.41660

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 1,4-Bis(3-aminophenyl)butadiyne?

The CAS number of 1,4-Bis(3-aminophenyl)butadiyne is 31661-59-3.

What are the molecular formula and molecular weight of 1,4-Bis(3-aminophenyl)butadiyne?

1,4-Bis(3-aminophenyl)butadiyne has molecular formula C16H12N2 and molecular weight 232.28000 g/mol.

What are the upstream and downstream products of 1,4-Bis(3-aminophenyl)butadiyne?

For 1,4-Bis(3-aminophenyl)butadiyne, Upstream Products: 3-Aminophenylacetylene, 4-(3-aminophenyl)-2-methylbut-3-yn-2-ol, 3-Iodoaniline.

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. "1,4-Bis(3-aminophenyl)butadiyne (CAS 31661-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-48700-3 (accessed 2026-11-09).

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