1,1,4,4-Tetraphenyl-2-butyn-1,4-diol

1,1,4,4-四苯基-2-丁炔-1,4-二醇

Also known as: 1,1,4,4-Tetraphenyl-2-butyne-1,4-diol, 1,1,4,4-Tetraphenyl butynediol-1,4, 1,1,4,4-Tetraphenyl-1,4-dihydroxy-2-butyne, 1,4-Dihydroxy-1,1,4,4-tetraphenyl-2-butyne, 2-Butyne-1,4-diol, 1,1,4,4-tetraphenyl-, 1,1,4,4-Tetraphenylbut-2-yne-1,4-diol, Tetraphenyl-but-2-yne-1,4-diol, 1,1,4,4-Tetrapheylbut-2-in-1,4-diol

1,1,4,4-Tetraphenyl-2-butyn-1,4-diol (CAS 1483-74-5) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C28H22O2 and a molecular weight of 390.47300 g/mol. It is also known as 1,1,4,4-Tetraphenyl-2-butyne-1,4-diol, 1,1,4,4-Tetraphenyl butynediol-1,4 and 1,1,4,4-Tetraphenyl-1,4-dihydroxy-2-butyne. Key properties include a melting point of 194-196ºC, a boiling point of 621.1ºC at 760mmHg, a density of 1.211g/cm3 and a flash point of 278.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1483-74-5
Jingsj CID
J-45577-8
Molecular Formula
C28H22O2
Chinese Name
1,1,4,4-四苯基-2-丁炔-1,4-二醇
Molecular Weight
390.47300 g/mol
Category
Alcohols
Last updated
8/21/2026

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Physicochemical Properties

Melting Point194-196ºC
Boiling Point621.1ºC at 760mmHg
Density1.211g/cm3
Flash Point278.4ºC

Frequently Asked Questions

What is the CAS number of 1,1,4,4-Tetraphenyl-2-butyn-1,4-diol?

The CAS number of 1,1,4,4-Tetraphenyl-2-butyn-1,4-diol is 1483-74-5.

What are the molecular formula and molecular weight of 1,1,4,4-Tetraphenyl-2-butyn-1,4-diol?

1,1,4,4-Tetraphenyl-2-butyn-1,4-diol has molecular formula C28H22O2 and molecular weight 390.47300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "1,1,4,4-Tetraphenyl-2-butyn-1,4-diol (CAS 1483-74-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-45577-8 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.