2H-1-Benzopyran-2-one,4-hydroxy-3-(3-oxo-1-phenylbutyl)-, potassium salt (1:1) cas no:2610-86-8

Name2H-1-Benzopyran-2-one,4-hydroxy-3-(3-oxo-1-phenylbutyl)-, potassium salt (1:1)
CAS2610-86-8
Synonyms2H-1-Benzopyran-2-one,4-hydroxy-3-(3-oxo-1-phenylbutyl)-, potassium salt (9CI); Coumarin, 3-(a-acetonylbenzyl)-4-hydroxy-,potassium salt (8CI); Potassium, [[3-(a-acetonylbenzyl)-2-oxo-2H-1-benzopyran-4-yl]oxy]-(7CI); Antrombin K; Potassium 3-(a-Acetonylbenzyl)-4-hydroxycoumarin; Potassium warfarin; Warfarin K;Warfarin potassium
EINECS(EC#)201-377-6
Molecular FormulaC19H16 O4 . K
Molecular Weight346.44

Hazardclass6.1(a)

Safety

Poison by ingestion and intravenous routes. When heated to decomposition Warfarin potassium (CAS NO.2610-86-8) emits toxic fumes of K₂O.

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
dog	LD50	intravenous	200mg/kg (200mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
dog	LD50	oral	200mg/kg (200mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
mouse	LD50	intravenous	232mg/kg (232mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
mouse	LD50	oral	760mg/kg (760mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
rabbit	LD50	intravenous	100mg/kg (100mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
rabbit	LD50	oral	800mg/kg (800mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
rat	LD50	intravenous	186mg/kg (186mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.
rat	LD50	oral	58mg/kg (58mg/kg)		Drugs in Japan Vol. 6, Pg. 918, 1982.