定制各类格氏试剂

问题:求助:合成达非的路线
类型:求助 (悬赏分:3分)
提问:Phyyx
等级:
版块:药物化学(jaywoo,合成小象,)
信誉:75%
回复:9
阅读:1049
时间:2005-11-12 11:35:47  编辑    加入/取消收藏    订制/取消短消息    举报该贴    

请各位帮帮找找这方面的文献
主要是合成路径,最好是以莽草酸起点的
JOC 2001,66:2044~2051那个路线就不用了

万分感谢!!!
回复人:chimeralu, (拼命在一线工作,大量地阅读文献.) 时间:2005-11-12 11:37:04   编辑 1楼
http://www.ccebbs.com/forum/dispq.asp?lid=96514


回复人:xiongchhui, () 时间:2005-11-12 15:09:56   编辑 2楼
合成文献:
US 5763483
US 6939986,都是以莽草酸为原料的文献


回复人:chimeralu, (拼命在一线工作,大量地阅读文献.) 时间:2005-11-14 18:08:20   编辑 3楼
http://www.ccebbs.com/forum/dispq.asp?lid=94541
都可以看专利的,自己看吧。


回复人:gengyi, () 时间:2005-11-15 16:56:06   编辑 4楼
Title: Oseltamivir
CAS Registry Number: 196618-13-0
CAS Name: (3R,4R,5S)-4-(Acetylamino)-5-amino-3-(1-ethylpropoxy)-1-cyclohexene-1-carboxylic acid ethyl ester
Molecular Formula: C16H28N2O4
Molecular Weight: 312.40. 
Percent Composition: C 61.51%, H 9.03%, N 8.97%, O 20.49%
Literature References: Orally active inhibitor of influenza virus neuraminidase; converted in vivo to the active acid metabolite, GS-4071. Prepn: N. W. Bischofberger et al., US 5763483 (1998 to Gilead Sci.). Degradation kinetics: R. Oliyai et al., Pharm. Res. 15, 1300 (1998). Bioavailability and pharmacokinetics: W. Li et al., Antimicrob. Ag. Chemother. 42, 647 (1998). Review of structure-activity studies and clinical development: C. U. Kim, Med. Chem. Res. 8, 392-399 (1998). Clinical trial in prevention of influenza: F. G. Hayden et al., N. Engl. J. Med. 341, 1336 (1999); in treatment of acute influenza: J. J. Treanor et al., J. Am. Med. Assoc. 283, 1016 (2000).
Properties: Pale solid. pKa 7.7 (25?; 6.6 (70?.
pKa: pKa 7.7 (25?; 6.6 (70?

Derivative Type: Phosphate
CAS Registry Number: 204255-11-8
Manufacturers' Codes: GS-4104
Trademarks: Tamiflu (Roche)
Molecular Formula: C16H28N2O4.H3PO4
Molecular Weight: 410.40. 
Percent Composition: C 46.83%, H 7.61%, N 6.83%, O 31.19%, P 7.55%
Properties: White crystalline solid.

Therap-Cat: Antiviral (influenza).



回复人:wmh109,▲▲▲ (我是一名化工行业的小学生) 时间:2005-11-15 22:41:27   编辑 5楼
都是高手


回复人:ccboubou, (初学者,各位高手多多帮助) 时间:2005-11-20 21:00:33   编辑 6楼
上帝啊,谁能告诉我有没有不以莽草酸为起点的,我现在头都大了,快交论文了,我还一个字都没写~~


回复人:wanggang82, (duobangzhu) 时间:2005-12-02 00:24:23   编辑 7楼
老哥,我也要经历你的命运了,有什么进展了帮帮忙阿,如果有,wanggang820@163.com
不甚感激阿


回复人:Phyyx, (基础比较差) 时间:2005-12-02 10:11:06   编辑 8楼
这都是相关文献
[1] Rohloff, J. C.; Kent K. M.; Postich, M. J.; Becker, M. W.;Chapman, H. H. Kelly, D. E.; Lew, W.; Louie, M. S.; McGee, L. R.;Prisbe, E. J.; Schultze, L. M.; Yu, R. H.; Zhang. L.,Practical Total Synthesis of the Anti-Influenza Drug GS-4104, J. Org. Chem. 1998,63, 4545-4550;

[2] Harrington P. J.; Brown J. D.;Foderaro T.,;Hughes R. C., Research and Development of a Second-Generation Process for Oseltamivir Phosphate, Prodrug for a Neuraminidase Inhibitor, Organic Process Research & Development 2004, 8, 86-91

[3] Hunter, R.; Bartels, B. J. Org. Chem. 1993, 58, 6756.

[4] Karpf M. ;Trussardi R., New, Azide-Free Transformation of Epoxides into 1,2-Diamino Compounds: Synthesis of the Anti-Influenza Neuraminidase Inhibitor Oseltamivir Phosphate (Tamiflu), J. Org. Chem. 2001, 66, 2044-2051;

[5] Federspiel M ,Fischer R,Hennig MJ,et al.Industral synthesis of the key precursor in the synthesis of the anti-influenza drug oseltamivir phosphate[J].Org Process Res Dev,1999,3(4):266 [6] Kim C. U.; Lew W.; Williams M. A.;Wu H. W.;Zhang L. J.; Chen X. W.; Escarpe P. A.;Mendel D. B.;Laver W. G.;Stevens R. C., Structure-Activity Relationship Studies of Novel Carbocyclic Influenza Neuraminidase Inhibitors, J. Med. Chem. 1998, 41, 2451-2460;

[7] 龚晓明,许激扬,丁玉林, 抗流感病毒新药oseltamivir的合成改进, 中国新药杂志,2003,12(6):454-456;



回复人:Phyyx, (基础比较差) 时间:2005-12-02 10:11:59   编辑 9楼
谢谢,大家对这个问题的支持
我基本完成了





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