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: 2H-Naphtho[2,3-b]pyran-2,5,10-trione,6-hydroxy-3-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

4691-76-3

4691-76-3 structure

4691-76-3 structure

Name: 2H-Naphtho[2,3-b]pyran-2,5,10-trione,6-hydroxy-3-methyl-
Chemical Name: 6-hydroxy-3-methylbenzo[g]chromene-2,5,10-trione
CAS Number: 4691-76-3
Molecular Formula: C₁₄H₈O₅
Molecular Weight: 256.21000
Create Date: 2017-08-17 10:44:37
Modify Date: 2025-09-18 10:21:00

Names
Properties

Name	6-hydroxy-3-methylbenzo[g]chromene-2,5,10-trione
Synonyms	6-hydroxy-3-methyl-2h-benzo[g]chromene-2,5,10-trione

Density	1.56g/cm3
Boiling Point	525.3ºC at 760mmHg
Molecular Formula	C₁₄H₈O₅
Molecular Weight	256.21000
Flash Point	208.6ºC
Exact Mass	256.03700
PSA	84.58000
LogP	1.42920
Index of Refraction	1.686

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