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Product:
  Warfarin
C.A.S:
  81-81-2
Assay:
  98%
Package:
  Upon request
Usage:
  Biochemistry: General internal bleeding is induced by reduction of the prothrombin content of the blood. Mode of action: Anticoagulant rodenticide. Repeated inges is necessary to produce toxic symptoms. The (S)-(-)-isomer has 7-fold greater rodenticidal acl than the (R)-(+)- isomer (B. D. West et al., j. Am. Chem. Soc., 1961, 83, 2676). Uses: Control rats and mice. There is no tendency to bait shyness. Compatibility: Compatible with other rodenticides
Description:
  Synonym:3-(A-acetonylbenzyl)4-hydroxycoumarin; 4-hydroxy-3-(3-oxo-1-phenylbutyl)coumarin M.F.: C19H16O4 Mol Wt: 308.3 Form (appearance): The racemate forms colourless crystals. M.P.: 161-162℃ V.P.: 1.5 × 10-3 mPa Solubility.: In water 17 mg/l (20℃). Very slig soluble in benzene, diethyl ether and cyclohexane. Moderately soluble in methanol, ethanol, an isopropanol. In acetone 65, chloroform 56, dioxane 100 (all in g/l, 20℃). Dissolves in aqueous alkalis with the formation of water-soluble salts. Sodium salt: in water up to 400 g/l; insoluble in organic solvents. Stability: Very stable, even to strong acids. Pka: It is acidic

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