欧盟法规
ECHA物质C&L通报上下游产品
Bromodichloroacetaldehyde 1-bromo-1,1-dichloro-2-nitroethane bromodichloroacetonitriledichloro-acetic acid bromodichloromethane carbon dioxide bromodichloroacetic acid methyl ester 合成工艺路线路线简述
- 合成目标产物 Bromodichloroacetic Acid 主要起始原料 Bromodichloroacetaldehyde
- (文献来源)合成步骤主要原料 Bromodichloroacetaldehyde
📜1-溴-1,1-二氯-2-硝基乙烷置于硫酸体系中,化学反应 1.0H,反应生成 一溴二氯乙酸
参考文献:Nitration Studies. Xii. Nitrohalogenation Of Negatively Substituted Olefins With Mixtures Of Dinitrogen Tetroxide And Halogens
标题:Nitration Studies. Xii. Nitrohalogenation Of Negatively Substituted Olefins With Mixtures Of Dinitrogen Tetroxide And Halogens
摘要:
DOI:10.1021/jo01078A008
海关参考信息
- 2905590020-2-氯乙醇
2912110000-甲醛
2912120000-乙醛
2915110000-甲酸 - 💡 提示:海关信息按照顺序优先匹配,如需确认的海关信息,请参考相关资料。
- 详情请参考:📖 海关编码查询和海关进出口税则
专利信息
专利号:US-7667034-B2
优先权日:2004-06-23
标题:Chemical synthesis of S-adenosyl-L-methionine with enrichment of (S,S)-isomer
发明人:SENTHILKUMAR UDAYAMPALAYAM PALANISAMY; PADMANABHAN RAMAR; SIVASANKARAN VENUGOPAL; MOHAN SINGARAVEL
权利人:ORCHID CHEMICALS & PHARM LTD
摘要:This invention relates to an improved process for the industrial manufacture of S-adenosyl-L-methionine (SAMe) of formula (I), which consists of stereo-selective methylation of S-adenosyl-L-homocysteine (SAH) with the enrichment of active (S,S)-isomer.
专利号:US-6881837-B2
优先权日:2001-06-07
标题 :Chemical synthesis of S-adenosyl-L-methionine with enrichment of (S,S)-isomer
发明人:DESHPANDE PANDURANG BALWANT; SENTHILKUMAR UDAYAMPALAM PALAN; PADMANABHAN RAMAR
权利人:ORCHID CHEMICALS & PHARM LTD
摘要:This invention relates to the production of S-adenosyl-L-methionine by means of a chemical process wherein enrichment of the bioactive (S,S)-isomer is achieved. The process is simple, efficient, economical and reproducible on large scale.
专利号:US-2002188116-A1
优先权日:2001-06-07
标题:Chemical synthesis of S-adenosyl-L-methionine with enrichment of ( S,S)-isomer
专利号:US-2008103303-A1
优先权日:2004-06-23
标 题:Chemical Synthesis Of S-Adenosyl-L-Methionine With Enrichment Of (S,S)-Isomer
专利号:WO-03002588-A1
优先权日:2001-06-07
标题:Chemical synthesis of s-adenosyl-l-methionine with enrichment of (s,s)-isomer
专利号:WO-2006000883-A2
优先权日:2004-06-23
标题 :Chemical synthesis of s-adenosyl-l-methionine with enrichment of (s,s)-isomer