21392-48-3

21392-48-3 structure

21392-48-3 structure

Name: 7-Hydroxy-8-methyl-4-phenyl-2H-chromen-2-one
Chemical Name: 7-Hydroxy-8-methyl-4-phenyl-2H-chromen-2-one
CAS Number: 21392-48-3
Molecular Formula: C₁₆H₁₂O₃
Molecular Weight: 252.26500
Create Date: 2018-12-10 19:00:58
Modify Date: 2023-02-09 09:50:39

Name	7-Hydroxy-8-methyl-4-phenyl-2H-chromen-2-one
Synonyms	7-hydroxy-8-methyl-4-phenylchromen-2-one

Density	1.3g/cm3
Boiling Point	457.9ºC at 760mmHg
Molecular Formula	C₁₆H₁₂O₃
Molecular Weight	252.26500
Flash Point	199.7ºC
Exact Mass	252.07900
PSA	50.44000
LogP	3.47400
Vapour Pressure	5.25E-09mmHg at 25°C
Index of Refraction	1.651

HS Code	2932209090

608-25-3 structure

608-25-3

94-02-0 structure

94-02-0

~98%

21392-48-3 structure

21392-48-3

Literature: Heterocycles, , vol. 71, # 3 p. 677 - 682

94-02-0 structure

94-02-0

87-66-1 structure

87-66-1

~89%

21392-48-3 structure

21392-48-3

Literature: Journal of Heterocyclic Chemistry, , vol. 43, # 2 p. 477 - 479

6864-62-6 structure

6864-62-6

608-25-3 structure

608-25-3

~80%

21392-48-3 structure

21392-48-3

Literature: Comptes Rendus Chimie, , vol. 16, # 3 p. 271 - 278

Precursor 4
608-25-3 94-02-0 87-66-1 6864-62-6
DownStream 0

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%