CHEMICAL METHOD OF PRODUCING SMTP GROUPS OR SMTP-7 AND
INTERMEDIATES USED IN THE METHOD
申请人:Showa University
公开号:US20200140450A1
公开(公告)日:2020-05-07
The present invention provides a compound having a dihydropyran structure, a method of producing a compound having a dihydropyran structure, a method of producing Pre-SMTP, a method of producing a group of SMTPs, and a pharmaceutical composition. The compound having a dihydropyran structure can be a useful intermediate in the chemically producing a group of Pre-SMTP and SMTP. Specifically, the compound having a dihydropyran structure is represented by formula (1), wherein: R
3
Si is a silyl group selected from TMS: trimethylsilyl, TES: triethysilyl, TBS (TBDMS): tert-butyldimethylsil, TIPS: triisopropylsilyl, TBDPS: tert-butyldiphenylsilyl, X is selected from COOH, CHO, and —CH═C(HCH
3
)—(CH
2
)
2
—CH═C(CH
3
)
2
.
本发明提供了一种具有二氢吡喃结构的化合物,一种制备具有二氢吡喃结构的化合物的方法,一种制备Pre-SMTP的方法,一种制备一组SMTP的方法以及一种制药组合物。具有二氢吡喃结构的化合物可以作为在化学上制备一组Pre-SMTP和SMTP的有用中间体。具体来说,具有二氢吡喃结构的化合物由式(1)表示,其中:R3Si是从TMS:三甲基硅基,TES:三乙基硅基,TBS(TBDMS):叔丁基二甲基硅基,TIPS:三异丙基硅基,TBDPS:叔丁基二苯基硅基中选择的硅基,X从COOH,CHO和—CH═C(HCH3)—(CH2)2—CH═C(CH3)2中选择。