2H-1-Benzopyran-2-one, 7-(diethylamino)-4-methyl- 4-Methyl-7-(diethylamino)coumarin 7'-(Diethylamino)-4-methylcoumarin 7-(Diethylamino)-4-methylcoumarin 91-44-1 Coumarin 1 Coumarin, 7-(diethylamino)-4-methyl- NSC61830 WLN: T66 BOVJ E1 IN2&2