4-Chromanone

Suppliers

Names

[ CAS No. ]:
491-37-2

[ Name ]:
4-Chromanone

[Synonym ]:
4-Chlomanone
4H-1-Benzopyran-4-one, 2,3-dihydro-
CHROMANONE,4
CHROMANONE
2,3-Dihydro-4H-chromen-4-one
2,3-Dihydro-4-benzopyranone
4-Chromanone
Isochromanone
EINECS 207-736-3
4-chormanone
chroman-4-one
2,3-dihydro-4H-1-benzopyran-4-one
MFCD00006840

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
253.2±0.0 °C at 760 mmHg

[ Melting Point ]:
34-40ºC

[ Molecular Formula ]:
C₉H₈O₂

[ Molecular Weight ]:
148.159

[ Flash Point ]:
128.4±15.3 °C

[ Exact Mass ]:
148.052429

[ PSA ]:
26.30000

[ LogP ]:
1.99

[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C

[ Index of Refraction ]:
1.562

[ Storage condition ]:
0-10°C

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
R33

[ Safety Phrases ]:
S24/25

[ WGK Germany ]:
2

[ RTECS ]:
DJ2981225

[ HS Code ]:
2932999099

Precursor & DownStream

Precursor

CHROMAN
4-CHROMANOL
Chromone
β-(phenoxy)propionaldehyde ethylene acetal
3-Phenoxypropionic acid
3-(phenylsulfonyl)chroman-4-one
Benzyl bromide
4-Acetoxy-2H-1-chromene
Se-phenyl 2-(cinnamyloxy)benzoselenoate

DownStream

3,4-DIHYDRO-4-(IODOMETHYL)-2H-1-BENZOPYRAN
3-Methoxyphenylmagnesium bromide solution
7-Methoxy-1-indanone
7-Methyl-1-indanone
3-bromochromone
3-(4-METHOXY-PHENOXY)-PROPYL]-METHYL-AMINE
6-Bromo-2,3-dihydro-4H-chromen-4-one
Chromone
2,3-dihydro-3-methoxy-4H-1-benzopyran-4-one
methyl 1-benzofuran-3-carboxylate

Customs

[ HS Code ]: 2932999099

[ Summary ]:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%