1,3-Diphenyl-2-propyn-1-one

1,3-二苯基-2-丙炔-1-酮

Also known as: 1,3-Diphenylprop-2-yn-1-one, Benzoylphenylacetylene, Phenylethynyl phenyl ketone, 1-Benzoyl-2-phenylacetylene, β-Phenylpropiolophenone, Diphenylpropynone, Phenethynyl phenyl ketone

CAS No.
7338-94-5
Jingsj CID
J-21540-2
Molecular Formula
C15H10O
Chinese Name
1,3-二苯基-2-丙炔-1-酮
Molecular Weight
206.23900 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Melting Point41-46ºC(lit.)
Boiling Point136-139ºC3 mm Hg(lit.)
Density1.14g/cm3
Flash Point>230 °F

Frequently Asked Questions

What is the CAS number of 1,3-Diphenyl-2-propyn-1-one?

7338-94-5

What are the molecular formula and molecular weight of 1,3-Diphenyl-2-propyn-1-one?

C15H10O, molecular weight 206.23900 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026