Shanghai Nianxing Industrial Co., Ltd
China
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140399-49-1

140399-49-1 structure

140399-49-1 structure

Name: 3-[2-(triphenyl-λ5-phosphanylidene)acetyl]chromen-2-one
Chemical Name: 3-[2-(triphenyl-λ5-phosphanylidene)acetyl]chromen-2-one
CAS Number: 140399-49-1
Molecular Formula: C₂₉H₂₁O₃P
Molecular Weight: 448.44900
Create Date: 2016-03-18 21:25:15
Modify Date: 2025-10-03 10:51:49

Names
Properties

Name	3-[2-(triphenyl-λ5-phosphanylidene)acetyl]chromen-2-one
Synonyms	3-coumarinocarbomethylenetriphenylphosphorylide 2H-1-Benzopyran-2-one,3-[(triphenylphosphoranylidene)acetyl] <2-(3-coumarinyl)-2-oxoethylidene>triphenylphosphorylide 3-(triphenylphosphino-acetenyl)coumarin

Molecular Formula	C₂₉H₂₁O₃P
Molecular Weight	448.44900
Exact Mass	448.12300
PSA	57.09000
LogP	4.77200

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