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7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one

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Origem: China

Cas No: 50544-72-4

Especificação: 99%Min

Quantidade de ordem min: 1 /kg

Capacidade de fornecimento: 80 mt/month

Tempo de espera: 7 dias para OEM, 3 dias para produtos prontos

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CAS No.: 50544-72-4 Formula: C12H14O3 Molecular Weight: 206.23800

Basic Info

Chemical Name	7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one
Synonyms	2,2,8-trimethyl-7-hydroxychromanone; 2,3-dihydro-7-hydroxy-2,2,8-trimethyl-4H-benzopyran-4-one; 7-hydroxy-2,2,8-trimethyl-2,3-dihydro-4H-benzopyran-4-one; 7-Hydroxy-2,2,8-trimethylchroman-4-one; 7-Hydroxy-2,2,8-trimethyl-4-chromanone; 7-HYDROXY-2,2,8-TRIMETHYL-2,3-DIHYDRO-4H-CHROMEN-4-ONE;
CAS No.	50544-72-4
Molecular Formula	C12H14O3
Molecular Weight	206.23800
PSA	46.53000
LogP	2.44440

Properties

Density	1.165 g/cm3
Boiling Point	369.2ºC at 760 mmHg
Melting Point	181ºC
Flash Point	144.4ºC
Refractive Index	1.547

Safety Info

Safety Statements	S26; S36/37/39
HS Code	2932999099
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

1-(2,4-dihydroxy-3-methylphenyl)-3-methylbut-2-en-1-one→7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one
3-methylbut-2-enoic acid+2-Methylresorcinol→7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one
3-methylbut-2-enoic acid→7-hydroxy-2,2,8-trimethyl-3H-chromen-4-one

Precursor

2-Methylresorcinol
3-methylbut-2-enoic acid
1-(2,4-dihydroxy-3-methylphenyl)-3-methylbut-2-en-1-one

Downstream Product

7-ethoxy-2,2,8-trimethylchromene
7-methoxy-2,2,8-trimethylchromene
2,2,8-trimethyl-7-propan-2-yloxychromene

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