USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $25.10-28.30 / Gram
USD $10.00-10.00 / Gram
USD $25.10-28.30 / Gram
USD $2.00-10.00 / Kilogram
USD $10.00-10.00 / Gram
1, pharmaceutical intermediates 4 hydroxycoumarin
2, cas: 1076-38-6
3, white or off-white crystalline powder
product name: pharmaceutical intermediates 4 hydroxycoumarin / 4-hydroxycoumarin
chemical name: 4-hydroxy-1-benzopyran-2-one
molecular formula: c9h603
cas: 1076-38-6
molecular weight: 162.14
einecs: 214-060-2
quality index
characters: white or off-white crystalline powder
melting point: 210-215°c
loss on drying: ≤0.5%
residue on ignition: ≤0.1%
heavy metals: ≤20ppm
content: ≥99%
usage: this product is a pharmaceutical intermediates for the production of anti-clotting drugs, such as dicoumarol, anticoagylant, warfarin forest and so on. 4-hydroxycoumarin also is intermediates of some rodenticides, it’s a spice, too, coumarins are widely distributed in the plant kingdom.
packing: 25kg per drum paperboard barrel.