1-(o-biphenylyl)-2-phenylethyne

Also known as: 1,1'-Biphenyl, 2-(2-phenylethynyl)-, 1-(2-phenylethynyl)biphenyl, 2-(2-phenylethynyl)biphenyl, 2-(Phenylethynyl)-1,1'-bipheny, 2-(Phenylethynyl)-1,1'-biphenyl, 2-(Phenylethynyl)-1,1-biphenyl, 2-(phenylethynyl)-1,1'-biphenyl, 2-(phenylethynyl)-biphenyl, 2-(phenylethynyl)biphenyl, 2-phenylethynylbiphenyl

1-(o-biphenylyl)-2-phenylethyne (CAS 10271-65-5) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C20H14 and a molecular weight of 254.32500 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10271-65-5
Jingsj CID: J-1402317-7
Molecular Formula: C₂₀H₁₄
Molecular Weight: 254.32500 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Exact Mass	254.11000
LogP	4.75340

Frequently Asked Questions

What is the CAS number of 1-(o-biphenylyl)-2-phenylethyne?

The CAS number of 1-(o-biphenylyl)-2-phenylethyne is 10271-65-5.

What are the molecular formula and molecular weight of 1-(o-biphenylyl)-2-phenylethyne?

1-(o-biphenylyl)-2-phenylethyne has molecular formula C20H14 and molecular weight 254.32500 g/mol.

What are the upstream and downstream products of 1-(o-biphenylyl)-2-phenylethyne?

For 1-(o-biphenylyl)-2-phenylethyne, Downstream Products: 9-iodo-10-phenylphenanthrene, Fluorene, 9- (diphenylmethylene)-, 9,10-Diphenylphenanthrene.

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-(o-biphenylyl)-2-phenylethyne (CAS 10271-65-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1402317-7 (accessed 2026-11-09).

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