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Basic information Safety Price Synthesis Supplier Related

ChemicalBook CAS DataBase List 2H-1-Benzopyran-2-one,7-hydroxy-5-methyl-

2H-1-Benzopyran-2-one,7-hydroxy-5-methyl- Structure

2H-1-Benzopyran-2-one,7-hydroxy-5-methyl-

Product Name2H-1-Benzopyran-2-one,7-hydroxy-5-methyl-
CAS7249-26-5
CBNumberCB13248376
MFC10H8O3
MW176.17
MDL NumberMFCD00488356
MOL File7249-26-5.mol
MSDS FileSDS

Chemical Properties

Melting point	246.0 to 250.0 °C
Boiling point	393.9±42.0 °C(Predicted)
Density	1.336±0.06 g/cm3(Predicted)
pka	8.02±0.20(Predicted)
form	powder to crystal
color	Light yellow to Brown
λmax	333nm(EtOH)(lit.)
CAS DataBase Reference	7249-26-5

Safety

Symbol(GHS)

Signal word

Warning

Hazard statements

H315-H319

Precautionary statements

P264-P280-P302+P352-P337+P313-P305+P351+P338-P362+P364-P332+P313

HS Code

2932.20.4500

NFPA 704:

	0
2		0

2H-1-Benzopyran-2-one,7-hydroxy-5-methyl- Price

Product number	Packaging	Price	Product description	Buy
TCI Chemical M2948	1g	$151	5-Methylumbelliferone >95.0%(GC)	Buy
Chem-Impex 42764	1G	$289.53	5-Methylumbelliferone ≥95%(GC)	Buy
aablocks AA00IMFY	250mg	$72	7-Hydroxy-5-methyl-2H-chromen-2-one ≥95%	Buy
aablocks AA00IMFY	1g	$121	7-Hydroxy-5-methyl-2H-chromen-2-one >95.0%(GC)	Buy
ACHEMBLOCK AD259663	1G	$260	7-hydroxy-5-methyl-2H-chromen-2-one 95%	Buy

2H-1-Benzopyran-2-one,7-hydroxy-5-methyl- synthesis

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