3,4-dihydro-1H-2-benzopyran-1-one Chemical Properties

Melting point:

37-39 °C

Boiling point:

160°C/11mmHg(lit.)

Density 

1.2030

refractive index 

1.5640 to 1.5680

storage temp. 

Sealed in dry,Room Temperature

form 

clear liquid

color 

Colorless to Light orange to Yellow

Safety Information

HS Code 

2932990090

3,4-dihydro-1H-2-benzopyran-1-one Usage And Synthesis

Definition

ChEBI: The simplest member of the class of dihydroisocoumarins that is the 3,4-dihydro derivative of isocoumarin.

Synthesis Reference(s)

Journal of the American Chemical Society, 79, p. 3165, 1957 DOI: 10.1021/ja01569a047
Tetrahedron Letters, 37, p. 4179, 1996 DOI: 10.1016/0040-4039(96)00789-7

3,4-dihydro-1H-2-benzopyran-1-one(4702-34-5)Related Product Information

• Bengenin
• HOMOPHTHALIC ANHYDRIDE
• OCHRATOXIN B
• Isochroman
• OCHRATOXIN A
• (+)-PHYLLODULCIN
• ALTENUENE
• UNGERINE NITRATE
• HIPPEASTRINE HYDROBROMIDE
• AURORA KA-3195
• 4-[2-(3,5-DICHLOROPHENYL)HYDRAZONO]-3,4-DIHYDRO-1H-BENZO[C]PYRAN-1,3-DIONE
• 1H-2-BENZOPYRAN-1,3,4-TRIONE 4-[N-(4-METHOXYPHENYL)HYDRAZONE]
• 1H-ISOCHROMENE-1,3,4-TRIONE 4-[N-(4-FLUOROPHENYL)HYDRAZONE]
• 4-[(E)-3-PHENYL-PROP-2-EN-(E)-YLIDENE]-ISOCHROMAN-1,3-DIONE
• 1H-ISOCHROMENE-1,3,4-TRIONE 4-(N-[3-(TRIFLUOROMETHYL)PHENYL]HYDRAZONE)
• 1H-ISOCHROMENE-1,3,4-TRIONE 4-[N-(2,4-DICHLOROPHENYL)HYDRAZONE]
• 1H-ISOCHROMENE-1,3,4-TRIONE 4-(N-PHENYLHYDRAZONE)
• 3-PHENYL-3,4-DIHYDROISOCOUMARIN