AKOS BBS-00008115

Name	8-Acetyl-7-hydroxy-4-methyl-2H-chromen-2-one
Synonyms	AKOS BB-9484 AKOS BBS-00008115 8-ACETYL-4-METHYLUMBELLIFERONE 4-Methyl-7-hydroxy-8-acetocoumarin 4-Methyl-7-hydroxy-8-acetylcoumarin 8-acetyl-7-hydroxy-4-methyl-coumari 8-ACETYL-7-HYDROXY-4-METHYLCOUMARIN 8-Acetyl-7-hydroxy-4-methyl-chromen-2-one 8-ACETYL-7-HYDROXY-4-METHYL-CHROMEN-2-ONE 8-Acetyl-7-hydroxy-4-methyl-2H-chromen-2-one 2H-1-benzopyran-2-one, 8-acetyl-7-hydroxy-4-methyl-
CAS	2555-29-5
InChI	InChI=1/C12H10O4/c1-6-5-10(15)16-12-8(6)3-4-9(14)11(12)7(2)13/h3-5,14H,1-2H3

Molecular Formula	C12H10O4
Molar Mass	218.21
Density	1.322±0.06 g/cm3 (20 ºC 760 Torr)
Melting Point	207-209℃
Boling Point	426.1±45.0 °C(Predicted)
Flash Point	170.7°C
Vapor Presure	7.3E-08mmHg at 25°C
pKa	8.21±0.20(Predicted)
Storage Condition	Room Temprature
Refractive Index	1.598
Physical and Chemical Properties	Crystallization.

RTECS

GN4910000

chemical properties	crystallization.
use	intermediate of sodium cromoglycate.
Production method	Use resorcinol and ethyl acetoacetate to condensed with sulfuric acid to generate 7-Hydroxy-4-methylcoumarin, and then acetylated with acetic anhydride to obtain 7-acetoxy-4-methylcoumarin, the latter is heated with the participation of anhydrous aluminum trichloride and rearranged by molecules to obtain the product.

Last Update：2024-04-09 20:49:11

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