Home > Carbonyl Compounds> 8-acetyl-7-hydroxychromen-2-one

8-acetyl-7-hydroxychromen-2-one

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Origin: China

Cas No: 6748-68-1

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Property

CAS No.: 6748-68-1 Formula: C11H8O4 Molecular Weight: 204.17900

Basic Info

Chemical Name	8-acetyl-7-hydroxychromen-2-one
Synonyms	8-Acetyl-7-hydroxycoumarin; 8-acetyl-7-hydroxy-2H-chromen-2-one; 8-acetyl-7-hydroxy-2H-1-benzopyran-2-one; 8-acetylumbelliferone; 7-hydroxy-8-acetyl coumarin;
CAS No.	6748-68-1
Molecular Formula	C11H8O4
Molecular Weight	204.17900
PSA	67.51000
LogP	1.70120

Properties

Density	1.388g/cm3
Boiling Point	427.3ºC at 760 mmHg
Melting Point	167-171ºC(lit.)
Flash Point	175.4ºC
Refractive Index	1.62

Safety Info

Safety Statements	S26; S36
HS Code	2932209090
Risk Statements	R36
Hazard Codes	Xi
Symbol	GHS07
Caution Statement	P305 + P351 + P338
Hazard Declaration	H319
Signal Word	Warning

Synthesis Route

4-methylumbelliferone+(2-oxochromen-7-yl) acetate→umbelliferone+8-acetyl-7-hydroxychromen-2-one
(2-oxochromen-7-yl) acetate+(4-methyl-2-oxochromen-7-yl) benzoate→8-acetyl-7-hydroxychromen-2-one+8-acetyl-7-hydroxy-4-methylchromen-2-one
4-methylumbelliferyl acetate+7-(phenylcarbonyl)oxy-2H-1-benzopyran-2-one→8-acetyl-7-hydroxychromen-2-one+8-acetyl-7-hydroxy-4-methylchromen-2-one

Precursor

umbelliferone
4-methylumbelliferone
(4-methyl-2-oxochromen-7-yl) benzoate
4-methylumbelliferyl acetate

Downstream Product

8-acetyl-7-methoxychromen-2-one
xanthotoxol
8-acetyl-7-phenylmethoxychromen-2-one
Angelicin

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