C - Chemistry – Metallurgy – 07 – H
Patent
C - Chemistry, Metallurgy
07
H
260/229, 260/396
C07H 19/04 (2006.01) C07C 59/64 (2006.01) C07C 66/00 (2006.01) C07C 243/32 (2006.01) C07C 273/18 (2006.01) C07D 213/40 (2006.01) C07D 257/06 (2006.01) C07D 295/18 (2006.01) C07D 295/185 (2006.01) C07D 295/32 (2006.01) C07D 317/58 (2006.01) C07D 521/00 (2006.01) C07H 19/06 (2006.01) C07C 275/50 (2006.01)
Patent
CA 1173028
Abstract of the Disclosure New quinone derivatives of the formula: Image wherein R1 is methyl or methoxy, or two of R1 combine to represent -CH=CH-CH=CH-, R is amino which may be sub- stituted or -OR4 wherein R is hydrogen C1-4 alkyl or -(CH2-CH=C(CH3)CH2?H (wherein m is an integer of 1 to 10), and n is an integer of 1 to 10 when R is amino which may be substituted, or n is an integer of 2 to 10 when R is -OR4, and their hydroquinone forms, have useful physio- logical activities such as blood-pressure decreasing and antiallergic activities.
360089
Kato Kaneyoshi
Shiraishi Mitsuru
Terao Shinji
Fetherstonhaugh & Co.
Takeda Chemical Industries Ltd.
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