CAS: 5579-84-0; N-Methyl-2-(Pyridin-2-yl)Ethanamine Dihydrochloride

该化合物是一种主要用于治疗三硝基甲胺疾病和其他前寄体紊乱的甲胺类似物,它作为对三胺H1受体的选择性抗药剂和对H3受体的对抗剂,有助于改善内耳血液流,减少脊椎和等症状,该物质一般以口服方式施用,以相对良好的生物利用率而闻名.化学上,其特点是二氯化盐形式二氢,这增加了其在水中的溶性.乙酸二氯化二丙胺一般具有良好的耐用性,具有常见的副作用,包括胃肠紊乱和头痛.其行动机制包括调制内耳...

结构式图片

相似化合物

3343-39-3 2706-56-1 244094-70-0

欧盟法规

ECHA物质C&L通报REACH预注册

上下游产品

betahistine α-picoline 2-(2-Hydroxyethyl)pyridine

合成工艺路线路线简述

  • 合成目标产物 Betahistine Dihydrochloride 主要起始原料 2-(2-Hydroxyethyl)Pyridine
  • (文献来源)合成步骤主要原料 2-(2-Hydroxyethyl)Pyridine

海关参考信息

专利信息


专利号:US-10920229-B2
优先权日:2014-07-16
标 题:Method for improving heterologous synthesis of Escherichia coli into polyketides and use of same
发明人:WANG YONG; XIONG ZHIQIANG; SONG SHUJIE; LIU QIAOXIA; WANG JIANFENG
权利人:SHANGHAI INST BIOLOGICAL SCIENCES CAS; CAS CENTER FOR EXCELLENCE IN MOLECULAR PLANT SCIENCES
摘要:The present invention relates to a method for improving the heterologous synthesis of a polyketide by E. coli and use thereof. The yield of the polyketide heterologously synthesized by E. coli is significantly increased by attenuating the expression of seventy-two genes, such as sucC and talB, in a host strain, wherein the highest yield increase rate can reach 60% or more. Currently, erythromycin is the most clear model compound in the study on the biosynthesis of polyketids. The production strain of the present invention enables massive accumulation of 6-deoxyerythronolide (6-dEB), an erythromycin precursor, in the fermentation process, laying the foundation for the industrial production of the heterologous synthesis of erythromycin by E. coli.

专利号:US-7906460-B2
优先权日:2000-12-13
标 题:Active-site engineering of nucleotidylyltransferases and general enzymatic methods for the synthesis of natural and “unnaturalâ€? UDP- and TDP-nucleotide sugars
发明人:THORSON JON; NIKILOV DIMITAR B
权利人:SLOAN KETTERING INST CANCER
摘要:The present invention provides mutant nucleotidylyl-transferases, such as E p , having altered substrate specificity; methods for their production; and methods of producing nucleotide sugars, which utilize these nucleotidylyl-transferases. The present invention also provides methods of synthesizing desired nucleotide sugars using natural and/or modified E p or other nucleotidyltransferases; and nucleotide sugars synthesized by the present methods. The present invention further provides new glycosyl phosphates, and methods for making them.

专利号:US-7083952-B2
优先权日:2000-03-01
标题 :Nucleotide sequences coding for proteins involved in the biosynthesis of L-serine, an improved method for the microbial production of L-serine and a genetically modified microorganism suitable therefor
发明人:ZIEGLER PETRA; EGGELING LOTHAR; SAHM HERMANN; PETERS-WENDISCH PETRA
权利人:FORSCHUNGSZENTRUM JUELICH GMBH
摘要:The present invention relates to nucleotide sequences of coryneform bacteria, coding for proteins involved in the bio-synthesis of L-serine and to methods for the isolation thereof. The invention further relates to an improved method for the production of L-serine. In addition, the present invention relates to the use of L-serine in the food, animal feed and/or pharmaceutical industries or in human medicine.

专利号:US-6455688-B1
优先权日:1994-04-21
标 题 :Plant gene specifying acetyl coenzyme A carboxylase and transformed plants containing same
发明人:SLABAS ANTONI RYZSARD; ELBOROUGH KIERAN MICHAEL; BRIGHT SIMON WILLIAM JONATHAN; FENTEM PHILLIP ANTHONY
权利人:ZENECA LTD
摘要:DNA sequence of an acetyl Coenzyme A carboxylase from plants are inserted into the genome of plants in sense or antisense orientation in order to inhibit expression of the gene product of the endogenous ACCase gene, resulting in reduced conversion of the enzyme's substrate, acetyl Coenzyme A, to fatty acid synthesis, leaving the substrate available for diversion into other biosynthesis pathways. One such diversion may be accomplished by providing the plant genome with genes specifying the synthesis of polyhydroxyalkanoate polymers.

专利号:US-7160711-B2
优先权日:2001-08-06
标题:Coryneform bacteria which produce chemical compounds I
发明人:BATHE BRIGITTE; KREUTZER CAROLINE; MOCKEL BETTINA; THIERBACH GEORG
权利人:DEGUSSA
摘要:The invention relates to coryneform bacteria which have, in addition to at least one copy, present at the natural site (locus), of an open reading frame (ORF), gene or allele which codes for the synthesis of a protein or an RNA, in each case a second, optionally third or fourth copy of this open reading frame (ORF), gene or allele at in each case a second, optionally third or fourth site in a form integrated into the chromosome and processes for the preparation of chemical compounds by fermentation of these bacteria.

专利号:US-2005287169-A1
优先权日:2003-06-17
标 题 :Methods of use of genes of pyridoxal 5'-phosphate biosynthesis in Bacillus subtilis: avirulent strains for vaccines, and methods for identification of antibacterial agents
发明人:BELITSKY BORIS R
权利人:BELITSKY BORIS R
摘要:Methods and compositions comprising a pathogenic bacterial strain having a non-reverting mutation in a pdx gene encoding an enzyme involved in pyridoxal-5′-phosphate synthesis are provided, for use in vaccines, and methods for identification of inhibitors of the enzyme for use as an antibacterial agent are provided.
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主要参考文献


1: Albu S, Nagy A, Doros C, Marceanu L, Cozma S, Musat G, Trabalzini F. Treatment of Meniere's disease with intratympanic dexamethazone plus high dosage of betahistine. Am J Otolaryngol. 2016 May-Jun;37(3):225-30. doi: 10.1016/j.amjoto.2015.12.007. Epub 2015 Dec 30. doi: 10.1097/JCP.0000000000000489. Epub 2016 Jan 18.
5: Lian J, Huang XF, Pai N, Deng C. Ameliorating antipsychotic-induced weight gain by betahistine: Mechanisms and clinical implications. Pharmacol Res. 2016 Apr;106:51-63. doi: 10.1016/j.phrs.2016.02.011. Epub 2016 Feb 15. Review. doi: 10.1177/0269881115626349. Epub 2016 Feb 2. Efficacy and safety of betahistine treatment in patients with Meniere's disease: primary results of a long term, multicentre, double blind, randomised, placebo controlled, dose defining trial (BEMED trial). BMJ. 2016 Jan 21;352:h6816. doi: 10.1136/bmj.h6816.
9: Harcourt J, Cosentino S. Betahistine for Meniere's disease. BMJ. 2016 Jan 21;352:i46. doi: 10.1136/bmj.i46. doi: 10.3109/00016489.2015.1072873. Epub 2015 Aug 6. doi: 10.5152/iao.2015.368. doi: 10.1016/j.phrs.2015.07.023. Epub 2015 Jul 26. doi: 10.1159/000368293. Epub 2015 Jun 27. doi: 10.1185/03007995.2015.1067193. Epub 2015 Sep 16. doi: 10.1002/bdd.1955. Epub 2015 May 22. Review.

合成参考文献


参考文献:10.1007/bf01964995
摘要:Gater PR, Webber SE, Gui GP, Jordan CC, Hayes NA, Ashford JJ, Foreman JC. Some studies of the action of betahistine at H1 and H2 receptors for histamine. Agents Actions. 1986 Jun;18(3-4):342–50. doi: 10.1007/bf01964995.
参考文献:10.1186/s43163-023-00456-6
摘要:Ghosh A, Dorasala S. Epidemiology of benign paroxysomal positional vertigo (BPPV) and risk factors for secondary BPPV: a population-based study. Egypt J Otolaryngol. 2023 Jun 06;39(1). doi: 10.1186/s43163-023-00456-6.
参考文献:10.1007/s40278-024-71295-2
摘要:Aspirin. Reactions Weekly. 2024 Nov 30;2036(1):67. doi: 10.1007/s40278-024-71295-2.
参考文献:10.1007/978-981-96-6751-2_4
摘要:Abraham A, Vedantam R. Sudden Sensorineural Hearing Loss. 2025. In: Emergencies in ENT.
参考文献:10.1007/s40278-025-82621-2
摘要:Betahistine/dexamethasone/isosorbide. Reactions Weekly. 2025 May 17;2059(1):65. doi: 10.1007/s40278-025-82621-2.
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