Basic information Safety Supplier Related

7-Chloro-4-chromanone

Basic information Safety Supplier Related

7-Chloro-4-chromanone Basic information

Product Name:
7-Chloro-4-chromanone
Synonyms:
  • 7-Chloro-4-chromanone
  • 7-Chlorochroman-4-one
  • 7-Chloro-2,3-dihydro-4H-1-benzopyran-4-one
  • 7-Chloro-4-chroManone 97%
  • 7-chloro-2,3-dihydrochroMen-4-one
  • 4H-1-Benzopyran-4-one,7-chloro-2,3-dihydro-
  • 7-chloro-3,4-dihydro-2H-1-benzopyran-4-one
  • 18385-72-3 C9H7ClO2 7-Chloro-4-chromanone
CAS:
18385-72-3
MF:
C9H7ClO2
MW:
182.6
EINECS:
1312995-182-4
Mol File:
18385-72-3.mol
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7-Chloro-4-chromanone Chemical Properties

Melting point:
65-67℃
Boiling point:
322℃
Density 
1.345
Flash point:
150℃
storage temp. 
Sealed in dry,Room Temperature
Appearance
Off-white to light yellow Solid
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Safety Information

HS Code 
2932990090
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7-Chloro-4-chromanone Usage And Synthesis

Synthesis

18385-81-4

18385-72-3

1,3-Diphenylprop-2-yn-1-ol (CAS: 18385-81-4, 104 mg, 0.5 mmol) was added with 0.5 mL [bmim]Br and 0.5 mL TBHP (3.6 mmol). The reaction mixture was heated at 55 °C until the reaction was completed and the reaction progress was monitored by TLC. After completion of the reaction, the crude product was extracted with ethyl acetate (3 x 4 mL). The organic layers were combined and concentrated under reduced pressure, and the resulting residue was purified by silica gel column chromatography to afford the target product 1,3-diphenylprop-2-yn-1-one (15b) as a yellow oil.

References

[1] Journal of Molecular Liquids, 2016, vol. 222, p. 441 - 445

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