4-Aza-17-substituted-5-alpha-androstan-3-one, their A and D homo analogs, process for their preparation and pharmaceutical compositions containing them
申请人:Merck & Co., Inc.
公开号:EP0004949A1
公开(公告)日:1979-10-31
4-Aza-17-substituted-5a-androstan-3-ones and their A-and D- homo analogs of the formula:
where Formula (I) may also have the structure of partial Formulas (II) and-or (III); wherein,
A is
(1) - CH2 - CH2 -;
(2)-CH=CH-;
(3)
or
(4)
B is
where R1 is,
(a) hydrogen;
(b) methyl or ethyl;
(c) ethenyl;
(d) ethynyl;
(e) NR2R3 where R2 and R3 are hydrogen or methy :
(f) cyano; or (2)
where X⊖ is any anion and R4 is,
(a) OR5 where R5 is C1-4 alkyl; or
(b) NR6R7, where R6 and R7 are hydrogen or methyl;
R' is hydrogen or methyl;
R" is hydrogen or β-methyl;
R"' is B-methyl or hydroxy;
Z is(1) oxo;
(2) β-hydrogen and a-hydroxy; or a-hydrogen or a-hydroxyl and
(3) (Y)n 0 where n = 0 or 1, Y is a straight or branched hydrocarbon chain of 1 to 12 carbon atoms and
Q is
(a) 0
C - R8, where R8 is,
(i) hydrogen,
(ii) hydroxyl,
(iii) C1-4 alkyl
(iv) NR9R10, where R9 and R10 are each independently selected from hydrogen, C1-4 straight or branched chain alkyl, C3-6 cycloalkyl, phenyl; or R9 and R'° taken together with the nitrogen to which they are attached represent a 5-6 membered saturated ring comprising up to one other heteratom selected from oxygen and nitrogen.
(v) OR", where R" is M, where M is hydrogen or alkali metal, or C1-18 straight or branched chain alkyl; benzyl; or
(b) OR'2, where R12 is,
(i) C1-20 alkylcarbonyl,
(ii) phenyl C1-6 alkylcarbonyl,
(iii) C5-10 cycloalkylcarbonyl,
(iv) benzoyl, or
(v) C1-8 alkoxycarbonyl;
(4)
where the dashed bond replaces the 17a hydrogen; (5)
where R" is,
(a) C1-12 alkyl; or
(b) NR9R10;
(6) cyano; or
(7) tetrazolyl;
and pharmaceutically acceptable salts of the above compounds; active as testosterone 5a reductase inhibitors, and thus useful topically for treatment of acne, seborrhea, female hirsutism and male pattern baldness, and systemically in treatment of benign prostatic hypertrophy, breast carcinoma, and prostate carcinoma.
式中的 4-氮杂-17-取代-5a-雄甾烷-3-酮及其 A 和 D-同族类似物:
式(I)也可具有部分式(II)和-或(III)的结构; 其中、
A 是
(1)-CH2 -CH2 -;
(2)-CH=CH-;
(3)
或
(4)
B 是
其中 R1 为
(a) 氢
(b) 甲基或乙基
(c) 乙烯基
(d) 乙炔基
(e) NR2R3,其中 R2 和 R3 为氢或甲基; (f) 氰基;或 (2) 烷基:
(f) 氰基;或 (2)
其中 X⊖ 是任何阴离子,R4 是、
(a) OR5,其中 R5 为 C1-4 烷基;或
(b) NR6R7,其中 R6 和 R7 为氢或甲基;
R' 为氢或甲基
R" 是氢或β-甲基;
R"' 是 B-甲基或羟基;
Z 是(1) 氧代;
(2) β-氢和 a-羟基;或 a-氢或 a-羟基和
(3) (Y)n 0 其中 n = 0 或 1,Y 为 1 至 12 个碳原子的直链或支链烃链,且
Q 是
(a) 0
C - R8,其中 R8 是
(i) 氢
(ii) 羟基
(iii) C1-4 烷基
(iv) NR9R10,其中 R9 和 R10 各自独立地选自氢、C1-4 直链或支链烷基、C3-6 环烷基、苯基;或 R9 和 R'° 与它们所连接的氮一起代表包含最多一个选自氧和氮的杂原子的 5-6 分子饱和环。
(v) OR",其中 R "为 M,M 为氢或碱金属,或 C1-18 直链或支链烷基; 苄基;或
(b) OR'2,其中 R12 是、
(i) C1-20 烷基羰基、
(ii) C1-6 烷基羰基苯基
(iii) C5-10 环烷基羰基
(iv) 苯甲酰基,或
(v) C1-8 烷氧基羰基;
(4)
其中虚线键取代 17a 氢; (5)
其中 R "是
(a) C1-12 烷基;或
(b) NR9R10;
(6) 氰基;或
(7) 四唑基;
以及上述化合物的药学上可接受的盐;作为睾酮 5a 还原酶抑制剂具有活性,因此可用于局部治疗痤疮、脂溢性脱发、女性多毛症和男性型脱发,以及全身治疗良性前列腺肥大、乳腺癌和前列腺癌。