4-Methyl-3-Formyl-Pyridin-Oxim置于盐酸羟胺,二甲基亚砜体系中,化学反应生成 3-氰基-4-甲基吡啶 参考文献:A Practical And Cost-Efficient,One-Pot Conversion Of Aldehydes Into Nitriles Mediated By 'activated Dmso' 标题:A Practical And Cost-Efficient,One-Pot Conversion Of Aldehydes Into Nitriles Mediated By 'activated Dmso' 摘要:已报道了在无额外添加的碱或催化剂条件下,通过dmso与醛类反应反应生成羟胺盐酸盐,参与醛类向腈类的一锅法转化.该方法适用于合成广泛的芳香族,杂环族及脂肪族腈类,过程中仅产生水作为副产品.该方法在多克规模上展现了一种简单且实用的操作流程. DOI:10.1055/s-0030-1261181
专利号:US-3950160-A 优先权日:1972-09-27 标题:Inhibiting the growth of weeds with 2-substituted pyrdidopyimidines and salts thereof 发明人:ABU EL-HAJ MARWAN J; DOMINY BERYL WILLIAM 权利人:PFIZER 摘要:2-Substituted pyridopyrimidines and their alkali and alkylamine salts as herbicides, and processes for the synthesis of starting materials leading to the preparation thereof.
专利号:US-7179918-B2 优先权日:2001-06-11 标 题:HIV protease inhibitors, compositions containing the same, their pharmaceutical uses and materials for their synthesis 发明人:CANAN KOCH STACIE S; ALEXANDER THERESE N; BURKE BENJAMIN J; JEWELL TANYA M; KUCERA DAVID J; LINTON MARIA ANGELICA; MITCHELL JR LENNERT J; REICH SIEGFRIED H; SKALITZKY DONALD J; TATLOCK JOHN H; VARNEY MICHAEL D; VIRGIL SCOTT C; WEBBER STEPHEN E; WORLAND STEPHEN T; BARVIAN MARK; BOLTON GARY; BOYER JR FREDERICK EARL; MACHAK JEFFREY J; HOLLER TOD; MURPHY SEAN T; MELNICK MICHAEL; JOSYULA VARA PRASAD 权利人:AGOURON PHARMA 摘要:Compounds of the formula: n nwhere the formula variables are as defined herein, are disclosed that advantageously inhibit or block the biological activity of the HIV protease. These compounds, as well as pharmaceutical compositions containing these compounds, are useful for treating patients or hosts infected with the HIV virus. Intermediates and synthetic methods for preparing such compounds are also described.
专利号:US-3962264-A 优先权日:1972-09-27 标 题:Process for making 2-amino nicotinonitrile 发明人:ABU EL-HAJ MARWAN J; DOMINY BERYL WILLIAM 权利人:PFIZER 摘要:2-Substituted pyridopyrimidines and their alkali and alkylamine salts as herbicides, and processes for the synthesis of starting materials leading to the preparation thereof.
专利号:US-3917624-A 优先权日:1972-09-27 标题:Process for producing 2-amino-nicotinonitrile intermediates 发明人:ABU EL-HAJ MARWAN J; DOMINY BERYL WILLIAM 权利人:PFIZER 摘要:2-Substituted pyridopyrimidines and their alkali and alkylamine salts as herbicides, and processes for the synthesis of starting materials leading to the preparation thereof.
专利号:US-7094909-B2 优先权日:2001-06-11 标 题 :HIV protease inhibitors, compositions containing the same, their pharmaceutical uses and materials for their synthesis 发明人:KUCERA DAVID JOHN; SCOTT ROBERT WILLIAM 权利人:AGOURON PHARMA 摘要:The present invention concerns processes for preparing compounds of formula (I-H), or a prodrug, pharmaceutically active metabolite, or pharmaceutically active salt or solvate thereof, n nwhich are useful as inhibitors of the HIV protease enzyme.
专利号:US-3862191-A 优先权日:1972-09-27 标 题 :Pyrido{8 2,3-d{9 pyrimidin-4(3H)-one 发明人:EL-HAJ MARWAN J ABU; DOMINY BERYL WILLIAM 权利人:PFIZER 摘要:2-Substituted pyridopyrimidines and their alkali and alkylamine salts as herbicides, and processes for the synthesis of starting materials leading to the preparation thereof.