Title: Cyclocumarol
CAS Registry Number: 518-20-7
CAS Name: 3,4-Dihydro-2-methoxy-2-methyl-4-phenyl-2H,5H-pyrano[3,2-c][1]benzopyran-5-one
Additional Names: 2-methyl-2-methoxy-4-phenyl-5-oxodihydropyrano[3,2-c][1]benzopyran; 3,4-(2¢-methyl-2¢-methoxy-4¢-phenyl)dihydropyranocoumarin; 4-hydroxycoumarin anticoagulant no 63
Manufacturers' Codes: BL-5
Trademarks: Cumopyran (Abbott); Cumopyrin
Molecular Formula: C20H18O4
Molecular Weight: 322.35
Percent Composition: C 74.52%, H 5.63%, O 19.85%
Literature References: Prepn: M. Ikawa et al., J. Am. Chem. Soc. 66, 902 (1944); M. A. Stahmann, et al., US 2427579 (1947 to Wisconsin Alumni Res. Found.).
Properties: Crystals from ethanol, mp 166°. One gram dissolves in 100 ml water. Slightly sol in alcohol, vegetable oil.
Melting point: mp 166°
Therap-Cat: Anticoagulant.
Keywords: Anticoagulant. |