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2-Oxo-(2H)-furo(2,3-h)-1-benzopyran Structure

2-Oxo-(2H)-furo(2,3-h)-1-benzopyran

Chemical Properties

Melting point 132-134°C
Boiling point 104°C/4mmHg(lit.)
Density  1.2477 (rough estimate)
refractive index  1.6310 (estimate)
storage temp.  Sealed in dry,Store in freezer, under -20°C
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly)
form  neat
color  White
λmax 302nm(EtOH)(lit.)
BRN  153970
CAS DataBase Reference 523-50-2(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII CZZ080D7BD
NIST Chemistry Reference 2H-furo[2,3-h]-1-benzopyran-2-one(523-50-2)
IARC 3 (Vol. 40, Sup 7) 1987

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H302-H315-H319-H335
Precautionary statements P301+P312+P330-P302+P352-P305+P351+P338
Hazard Codes  Xn,Xi
Risk Statements  20/21/22-36/37/38-40
Safety Statements  26-36/37/39-37/39-36
WGK Germany  3
RTECS  LV0940000
HS Code  29322090
Hazardous Substances Data 523-50-2(Hazardous Substances Data)

2-Oxo-(2H)-furo(2,3-h)-1-benzopyran Price

2-Oxo-(2H)-furo(2,3-h)-1-benzopyran Chemical Properties,Usage,Production

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