Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 8-(2,2-Diphenylethyl)-7-hydroxy-2H-1-benzopyran-2-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

31231-48-8

31231-48-8 structure

31231-48-8 structure

Name: 8-(2,2-Diphenylethyl)-7-hydroxy-2H-1-benzopyran-2-one
Chemical Name: 8-(2,2-Diphenylethyl)-7-hydroxy-2H-chromen-2-one
CAS Number: 31231-48-8
Molecular Formula: C₂₃H₁₈O₃
Molecular Weight: 342.387
Create Date: 2021-09-09 08:24:24
Modify Date: 2025-10-17 23:19:06

Names
Properties

Name	8-(2,2-Diphenylethyl)-7-hydroxy-2H-chromen-2-one
Synonyms	2H-1-Benzopyran-2-one, 8-(2,2-diphenylethyl)-7-hydroxy- 8-(2,2-Diphenylethyl)-7-hydroxy-2H-chromen-2-one

Density	1.3±0.1 g/cm3
Boiling Point	518.2±50.0 °C at 760 mmHg
Molecular Formula	C₂₃H₁₈O₃
Molecular Weight	342.387
Flash Point	212.6±22.9 °C
Exact Mass	342.125580
LogP	5.50
Vapour Pressure	0.0±1.4 mmHg at 25°C
Index of Refraction	1.655

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