CAS: 33263-43-3; 4-Chloropyridine-3-Sulfonamide

相似化合物

777854-85-0 1864998-20-8 56397-15-0

上下游产品

pyridin-4-ol 4-chloro-pyridine-3-sulfonyl chloride 4-hydroxypyridine-3-sulfonic acid H-[1,4']bipyridinyl-3'-sulfonic acid amide3,4,5,6-tetrahydro-2H-[1,4']bipyridinyl-3'-sulfonic acid amide 4-Hexylamino-pyridine-3-sulfonic acid amide 4-(1-Ethynyl-cyclohexylamino)-pyridine-3-sulfonic acid amide 4-(3-Methyl-benzylamino)-pyridine-3-sulfonic acid amide

4-氯吡啶-3-磺酰氯置于氨体系中,用 水,氯苯,丙酮 作为反应溶剂,化学反应 2.67H,反应生成 4-氯吡啶-3-磺酰胺
参考文献: Process For The Preparation Of Highly Pure Torsemide[fr] Methode De Preparation De Torsemide De Purete Elevee
标题: Process For The Preparation Of Highly Pure Torsemide[fr] Methode De Preparation De Torsemide De Purete Elevee
摘要:本发明提供了一种新型方法,通过在锂碱(f I,Ii)存在下,将4-甲基苯胺基-3-吡啶磺酰胺[2]与苯基异丙基氨基甲酸酯反应,制备高纯度托瑟米特[1].本发明还提供了一种新型中间体-托瑟米特锂,也可以是水合物或溶剂合物形式-这是一种稳定的固体化合物,可以简单地从反应混合物中分离出来,在酸化后得到几乎纯净的托瑟米特[1],无需进一步纯化步骤.

专利信息

专利号:US-6670478-B2
优先权日:2000-03-20
标题 :Process for preparing torsemide intermediate
发明人：KORDOVA MARCO
权利人:TEVA PHARMA
摘要:The present invention relates to new methods for the synthesis of torsemide and the torsemide synthetic intermediate, (3-sulfonylchloride-4-chloro)pyridine.

专利号:WO-2024115549-A1
优先权日:2022-11-30
标题:Aryl- and heteroaryl-sulfonamide derivatives as ccr8 modulators
发明人：AISSAOUI HAMED; CORMINBOEUF OLIVIER; DIETHELM STEFAN; REMEN LUBOS; RICHARD-BILDSTEIN SYLVIA
权利人:IDORSIA PHARMACEUTICALS LTD
摘要:The present invention relates to compounds of Formula (I), their synthesis and use as CCR8 receptor modulators in medicine.