Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2,2-Bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-hydroxy-alpha-(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)-2-oxo-2H-1-benzopyran-3-acetic acid
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

567-83-9

567-83-9 structure

567-83-9 structure

Name: 4-hydroxy-alpha-(4-hydroxy-2-oxo-2H-1-benzopyran-3-yl)-2-oxo-2H-1-benzopyran-3-acetic acid
Chemical Name: 2,2-bis(4-hydroxy-2-oxochromen-3-yl)acetic acid
CAS Number: 567-83-9
Molecular Formula: C₂₀H₁₂O₈
Molecular Weight: 380.30400
Create Date: 2017-04-26 07:32:42
Modify Date: 2025-09-13 21:57:15

Names
Properties

Name	2,2-bis(4-hydroxy-2-oxochromen-3-yl)acetic acid
Synonyms	Biscoumacetic acid Pelentanic acid

Density	1.705g/cm3
Boiling Point	603.9ºC at 760mmHg
Molecular Formula	C₂₀H₁₂O₈
Molecular Weight	380.30400
Flash Point	220.3ºC
Exact Mass	380.05300
PSA	138.18000
LogP	2.52710
Index of Refraction	1.757

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