coumalic acid cas 500-05-0

描述

Coumalic acid Details

Chemical Name:Coumalic acid

CAS No.: 500-05-0

Molecular Formula:C6H4O4

Molecular Weight:140.09

MolecularStructure:

Appearance: Off-white to earthyyellow powder

Assay:99%min

Coumalic acid Typical Properties

Appearance	Off-white to earthy yellowpowder
Identification	HNMR:The NMR spectrum should coincides with the substance.
Assay	98.0%min
Loss on drying	NMT 0.5%
Water	NMT0.5%
Residue on Ignition	NMT 0.1%
Heavy Metals	NMT 20PPM
Related Impurities (HPLC)	Total Impurity: ≤2.0%

Coumalic acid Usage

1.Used as anintermediate of methyl coumarate or ethyl coumarate

2.Used as anintermediate for the production of farrerol

3.Used as a chemical reagent

Coumalic acid Packaging and Shipping

Packing:25kg/drum

Delivery:by sea/by air

Coumalic acid Storage

Stored in a cool dry and ventilated place