A new metabolite from <i>Cunninghamella blakesleeana</i>-mediated biotransformation of an oral contraceptive drug, levonorgestrel
作者:Bates Malikovna Kudaibergenova、Atia-tul- Wahab、Mahwish Siddiqui、Zharylkasyn A. Abilov、M. Iqbal Choudhary
DOI:10.1080/14786419.2019.1655018
日期:2021.6.18
oral contraceptive drug, levonorgestrel (1), yielded a new metabolite, 13β-ethyl-17α-ethynyl-10,17β-dihydroxy-4,6-dien-3-one (2), and two known metabolites 3 (13β-ethyl-17α-ethynyl-10β,17β-dihydroxy-4-en-3-one), and 4 (13β-ethyl-17α-ethynyl-6β,17β-dihydroxy-4-en-3-one) at an ambient temperature using aqueous media. Hydroxylation and dehydrogenation of compound 1 was observed during the bio-catalytic transformation
摘要 Cunninghamella blakesleeana介导的口服避孕药 levonorgestrel ( 1 ) 的生物转化产生了一种新的代谢物 13 β -ethyl-17 α -ethynyl-10,17 β -dihydroxy-4,6-dien-3-one ( 2 ) , 和两种已知的代谢物3 (13 β -ethyl-17 α -ethynyl-10 β ,17 β -dihydroxy-4-en-3-one), 和4 (13 β -ethyl-17 α -ethynyl-6 β , 17 β -dihydroxy-4-en-3-one) 在环境温度下使用水性介质。化合物1的羟基化和脱氢在生物催化转化过程中观察到。新代谢物2的结构由1 H、13 C 和 2DNMR 和 HR-EIMS 光谱技术确定。