p-nitrobenzyl (2R,3R)-2-(benzothiazol-2'-yldithio)-α-isopropenyl-4-oxo-3-phenoxyacetylaminoazetidine-1-acetate

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 内酰胺类
• 英文名称: p-nitrobenzyl (2R,3R)-2-(benzothiazol-2'-yldithio)-α-isopropenyl-4-oxo-3-phenoxyacetylaminoazetidine-1-acetate
• 英文别名: 4-nitrobenzyl 2-[(3R,4R)-4-[(benzothiazol-2-yl)dithio]-3-phenoxyacetamido-2-oxo-azetidin-1-yl]-3-methyl-3-butenoate；4-nitrobenzyl 2-[4β-(2-benzthiazolyl-dithio)-3β-phenoxyacetylamino-2-oxo-1-azetidinyl]-2-(1-propen-2-yl)-acetate；2-[2-benzothiazol-2-yldisulfanyl-4-oxo-3-(2-phenoxy-acetylamino)-azetidin-1-yl]-3-methyl-but-3-enoic acid 4-nitro-benzyl ester；4-nitrobenzyl 2-[(3R,4R)-4[(benzothiazol-2-yl)dithio]-3-phenoxyacetamido-2-oxo-azetidin-1-yl]-3-methyl-3-butenoate；(4-nitrophenyl)methyl 2-[(2R,3R)-2-(1,3-benzothiazol-2-yldisulfanyl)-4-oxo-3-[(2-phenoxyacetyl)amino]azetidin-1-yl]-3-methylbut-3-enoate
• 化学式: C₃₀H₂₆N₄O₇S₃
• 分子量: 650.757
• InChiKey: RJANPQLYIHIDPP-RGBQVDKQSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  6.5
• 重原子数：
  44
• 可旋转键数：
  13
• 环数：
  5.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  223
• 氢给体数：
  1
• 氢受体数：
  11

反应信息

• 作为反应物：
  描述：

  p-nitrobenzyl (2R,3R)-2-(benzothiazol-2'-yldithio)-α-isopropenyl-4-oxo-3-phenoxyacetylaminoazetidine-1-acetate 在 吡啶 作用下， 反应 5.0h， 以94%的产率得到p-nitrobenzyl (2R,3R)-2-(benzothiazol-2'-yldithio)-α-isopropylidene-4-oxo-3-phenoxyacetylaminoazetidine-1-acetate
  参考文献：
  名称：

  Davis, Michael; Wu, Wen-Yang, Australian Journal of Chemistry, 1987, vol. 40, # 1, p. 223 - 229

  摘要：

  DOI：
• 作为产物：
  描述：

  [2S-(2alpha,5alpha,6beta)]-3,3-二甲基-7-氧代-6-(苯氧基乙酰氨基)-4-硫杂-1-氮杂双环[3.2.0]庚烷-2-羧酸 4-硝基苄基酯 4-氧化物 、 2-巯基苯并噻唑 生成 p-nitrobenzyl (2R,3R)-2-(benzothiazol-2'-yldithio)-α-isopropenyl-4-oxo-3-phenoxyacetylaminoazetidine-1-acetate
  参考文献：
  名称：

  ERNEST, I.;GOSTELI, J.;WOODWARD, R. B.

  摘要：

  DOI：

文献信息

• 2-Penem compounds
  申请人：Ciba-Geigy Corporation

  公开号：US04070477A1

  公开（公告）日：1978-01-24

  The invention relates to 6-amino-2-penem-3-carboxylic acid compounds of the formula ##STR1## in which R.sub.1.sup.a denotes hydrogen or an amino protective group R.sub.1.sup.A and R.sub.1.sup.b represents hydrogen or an acyl radical Ac, or in which R.sub.1.sup.a and R.sub.1.sup.b conjointly form a bivalent amino protective group, R.sub.2 denotes hydroxyl or a radical R.sub.2.sup.A which, together with the carbonyl grouping --C(.dbd.0)--, forms a protected carboxyl group, and R.sub.3 represents hydrogen or an organic radical which is linked via a carbon atom to the ring carbon atom, and 1-oxides thereof, as well as salts of such compounds having salt-forming groups, which compounds possess antibiotic properties, processes for the manufacture of such compounds, and also pharmaceutical formulations containing compounds of the formula I with pharmacological properties, and the use thereof, either as antibiotics, preferably in the form of pharmaceutical formulations, or as intermediate products.

  该发明涉及公式为##STR1##的6-氨基-2-青霉烯-3-羧酸化合物，其中R.sub.1.sup.a表示氢或氨基保护基R.sub.1.sup.A，R.sub.1.sup.b表示氢或酰基Ac，或者R.sub.1.sup.a和R.sub.1.sup.b共同形成二价氨基保护基，R.sub.2表示羟基或与羰基--C(.dbd.0)--一起形成保护羧基的基团R.sub.2.sup.A，R.sub.3表示氢或有机基，通过一个碳原子与环碳原子连接，以及其1-氧化物，以及具有形成盐的盐基团的这些化合物的盐，这些化合物具有抗生素性质，制备这些化合物的方法，以及含有公式I化合物的具有药理性质的药物配方，以及其用途，作为抗生素，优选以药物配方的形式，或者作为中间体产品。
• Processes for making cephems from allenylazetidinone derivatives
  申请人：Bristol-Myers Squibb Company

  公开号：US05162521A1

  公开（公告）日：1992-11-10

  This invention relates to a novel process for making a cephem of formula II from 2-(3-amino-2-oxo-azetidin-1-yl)-2,3-butadienoate of formula I. In another aspect, this invention is concerned with a process of further converting a compound of formula II into an antibacterial cephem of formula III. ##STR1## In formulae I, II and III, R.sup.1 is hydrogen, a conventional amino protecting group or an acyl group; R.sup.2 is an aromatic heterocyclic or aryl group; R.sup.3 is a conventional carboxy protecting group or --CO.sub.2 R.sup.3 taken together forms a physiologically hydrolyzable ester; and R.sup.4 is a group selected from the group consisting of C.sub.1-6 alkyl, C.sub.2-6 alkenyl, C.sub.2-6 alkynyl, cyclic C.sub.3-6 alkyl, and aryl; and n is 0 or 2.

  本发明涉及一种从式I的2-(3-氨基-2-氧代-氮杂环丁烯-1-基)-2,3-丁二烯酸酯制备式II头孢菌素的新工艺。另一方面，本发明涉及一种将式II化合物进一步转化为式III抗菌头孢菌素的工艺。在式I、II和III中，R1是氢、传统的氨基保护基或酰基；R2是芳香杂环或芳基基团；R3是传统的羧基保护基或--CO2R3，二者结合形成生理可水解的酯；R4是从C1-6烷基、C2-6烯基、C2-6炔基、环状C3-6烷基和芳基组成的一种基团；n为0或2。
• Davis, Michael; Wu, Wen-Yang, Australian Journal of Chemistry, 1987, vol. 40, # 9, p. 1519 - 1526
  作者：Davis, Michael、Wu, Wen-Yang

  DOI：——

  日期：——
• ERNEST, I.;GOSTELI, J.
  作者：ERNEST, I.、GOSTELI, J.

  DOI：——

  日期：——
• DAVIS, MICHAEL;WU, WEN-YANG, AUSTRAL. J. CHEM., 40,(1987) N 9, 1519-1526
  作者：DAVIS, MICHAEL、WU, WEN-YANG

  DOI：——

  日期：——