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2'-nitrobenzylideneacetoacetic acid methyl ester | 70076-15-2

中文名称
——
中文别名
——
英文名称
2'-nitrobenzylideneacetoacetic acid methyl ester
英文别名
Methyl 5-(2-nitrophenyl)-3-oxopent-4-enoate
2'-nitrobenzylideneacetoacetic acid methyl ester化学式
CAS
70076-15-2
化学式
C12H11NO5
mdl
——
分子量
249.223
InChiKey
CJBFCOOECPQZDM-UHFFFAOYSA-N
BEILSTEIN
——
EINECS
——
  • 物化性质
  • 计算性质
  • ADMET
  • 安全信息
  • SDS
  • 制备方法与用途
  • 上下游信息
  • 反应信息
  • 文献信息
  • 表征谱图
  • 同类化合物
  • 相关功能分类
  • 相关结构分类

计算性质

  • 辛醇/水分配系数(LogP):
    1.7
  • 重原子数:
    18
  • 可旋转键数:
    5
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.17
  • 拓扑面积:
    89.2
  • 氢给体数:
    0
  • 氢受体数:
    5

反应信息

  • 作为反应物:
    描述:
    2'-nitrobenzylideneacetoacetic acid methyl ester乙酰乙酸正丙酯 作用下, 以 乙醇 为溶剂, 以54%的产率得到2,6-dimethyl-4-(2'-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3-methyl ester-5-propyl ester
    参考文献:
    名称:
    Pharmaceutical compositions containing unsymmetrical esters of
    摘要:
    含有不对称酯化的1,4-二氢吡啶-3,5-二羧酸的药物组合物作为活性成分,并使用方法。所述成分是在二氢吡啶核的4位被苯基取代的不对称1,4-二氢吡啶-3,5-二羧酸酯,该苯基含有至少一个硝基、氰基、叠氮基、烷基硫醚或烷基磺酰基取代基。这些组合物具有心血管活性,可用于促进冠状血管扩张,并且在治疗高血压方面具有用途。
    公开号:
    US03932645A1
  • 作为产物:
    描述:
    邻硝基苯甲醛乙酰乙酸甲酯哌啶乙酸盐 以to give methyl-2-nitro-benzylidene-acetoacetate with a high yield of about 97%的产率得到2'-nitrobenzylideneacetoacetic acid methyl ester
    参考文献:
    名称:
    Process for the preparation of 1,4-dihydro-pyridine derivatives
    摘要:
    本发明涉及一种制备二甲基-1,4-二氢-2,6-二甲基-4-(2'-硝基苯基)-吡啶-3,5-二羧酸二甲酯的方法,该方法通过将1-甲氧基-1-(2'-硝基苯基)-N-(2'-硝基苯基)亚甲基甲酰胺或1-(2'-硝基苯基)-N,N'-双-(2'-硝基苯基)亚甲基甲烷二胺与乙酰乙酸甲酯在胺化合物存在下反应,或通过将2-硝基苯甲醛亚胺的单体或三聚体与乙酰乙酸甲酯反应来实现。
    公开号:
    US05126457A1
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文献信息

  • 2-Amino-1,4-dihydropyridine derivatives
    申请人:Bayer Aktiengesellschaft
    公开号:US03939171A1
    公开(公告)日:1976-02-17
    2-Amino-1,4-dihydropyridines bearing a carbonyl function in the 5-position and being optionally substituted by lower alkyl or phenyl in the 6-position, and the corresponding 2-amino-1,4,5,6,7,8-hexahydro-5-oxoquinolines, which derivatives are further substituted by a carbonyl group in the 3-position and optionally substituted in the 4-position by lower alkyl, phenyl, substituted phenyl or a heterocyclic group are antihypertensive agents and coronary vessel dilators. The compounds, of which 2-amino-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3,5-diethyl ester is a representative embodiment, are prepared through condensation of an ylideneacetoacetic acid ester and an amidine.
    5位带有羰基功能的2-基-1,4-二氢吡啶,6位可选择性地被低烷基或苯基取代,以及相应的2-基-1,4,5,6,7,8-六氢-5-氧喹啉生物,这些衍生物进一步在3位被羰基基团取代,在4位可选择性地被低烷基、苯基、取代苯基或杂环基团取代,它们是降压药和冠状血管扩张剂。这些化合物,其中2-基-6-甲基-4-(3-硝基苯基)-1,4-二氢吡啶-3,5-二羧酸3,5-二乙酯是其代表性实施例,是通过酮酸酯和胺基甲酸盐的缩合制备而成。
  • 1,4,Dihydro-pyridine intermediates
    申请人:EGIS Gyogyszergyar
    公开号:US05216157A1
    公开(公告)日:1993-06-01
    The invention relates to a process for the preparation of dimethyl-1,4-dihydro-2,6-dimethyl-4-(2'-nitro-phenyl)-pyridine-3,5-dicarbo xylate of the Formula I ##STR1## which comprises a) reacting a compound of the general Formula II ##STR2## (wherein n is 1 or 3; if n is 1, then R stands for a group of the Formula (a) ##STR3## and if n is 3, then R represents hydrogen) with methyl acetoacetate of the Formula III CH.sub.3 --CO--CH.sub.2 --COOCH.sub.3 (III) and optionally with an amino compound of the general Formula IV ##STR4## (wherein Z is a group of the Formula (c), ##STR5## k is 1 and both symbols p are 0; or Z stands for a C.sub.1-5 straight or branched chain alkanoyloxy group or a carbonate, hydrocarbonate or hydroxy anion, k is 1 and both symbols p are 1; or k is 0, one of both symbols p is 0 and the other is 1) in an inert solvent; or b) reacting 2-nitro-benzaldehyde and methyl acetoacetate of the Formula III and aqueous ammonium hydroxide in the presence of an inert solvent in one step, at a temperature of 101.degree.-120.degree. C., under a pressure of 2.0-6.0 bar.
    本发明涉及一种制备式I的二甲基-1,4-二氢-2,6-二甲基-4-(2'-硝基苯基)-吡啶-3,5-二羧酸二甲酯的方法,其中式I为:##STR1## 该方法包括:a) 在惰性溶剂中反应式II的化合物##STR2## (其中n为1或3; 如果n为1,则R代表式(a)的基团##STR3## 如果n为3,则R代表氢)与式III的乙酰乙酸甲酯反应,可选地与式IV的氨基化合物##STR4## (其中Z为式(c)的基团##STR5## k为1,两个符号p均为0; 或Z代表C.sub.1-5直链或支链烷酰氧基或碳酸酯、氢碳酸酯或羟基阴离子,k为1,两个符号p均为1; 或k为0,其中一个符号p为0,另一个符号为1);或b) 在惰性溶剂存在下,在101℃-120℃的温度下,2-硝基苯甲醛和式III的乙酰乙酸甲酯以及在一步反应中反应,在2.0-6.0巴的压力下。
  • 2-Amino-4-pyrimidyl-1,4-dihydropyridine derivatives
    申请人:Bayer Aktiengesellschaft
    公开号:US04022898A1
    公开(公告)日:1977-05-10
    2-Amino-1,4-dihydropyridines bearing a carbonyl function in the 5-position and being optionally substituted by lower alkyl or phenyl in the 6-position, and the corresponding 2-amino-1,4,5,6,7,8-hexahydro-5-oxoquinolines, which derivatives are further substituted by a carbonyl group in the 3-position and optionally substituted in the 4-position by lower alkyl, phenyl, substituted phenyl or a heterocyclic group are antihypertensive agents and coronary vessel dilators. The compounds, of which 2-amino-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid 3,5-diethyl ester is a representative embodiment, are prepared through condensation of an ylideneacetoacetic acid ester and an amidine.
    在5位带有羰基功能并在6位可选择取代为较低烷基或苯基的2-基-1,4-二氢吡啶和相应的2-基-1,4,5,6,7,8-六氢-5-氧喹啉生物,其衍生物在3位进一步取代为羰基基团并在4位可选择取代为较低烷基、苯基、取代苯基或杂环基团,可作为降压剂和冠状血管扩张剂。这些化合物通过酰乙酰乙酸酯和的缩合反应制备,其中2-基-6-甲基-4-(3-硝基苯基)-1,4-二氢吡啶-3,5-二羧酸3,5-二乙酯是一个代表性的实施例。
  • 3-Aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds, and
    申请人:Nippon Shoji Kabushiki Kaisha
    公开号:US04874773A1
    公开(公告)日:1989-10-17
    Novel 3-aminocarbonyl-1,4-dihydropyridine-5-carboxylic acid compounds of the formula: ##STR1## wherein R.sup.1 is H, C.sub.1-5 alkyl, C.sub.2-5 alkenyl, C.sub.3.5 alkynyl, C.sub.3-8 cycloalkyl, R.sup.2 is C.sub.1-10 alkyl, and the NO.sub.2 group is substituted at ortho- or meta-position, provided that when the NO.sub.2 group is substituted at ortho-position and R.sup.2 is methyl, R.sup.1 is C.sub.3-5 alkyl, C.sub.2-5 alkenyl, C.sub.3-5 alkynyl, or C.sub.3-8 cycloalkyl, and when the NO.sub.2 group is substituted at meta-position and R.sup.1 is H, R.sup.2 is C.sub.3-10 alkyl, which have excellent hypotensive, vasodilating activities and are useful for the prophylaxis and treatment of hypertension, ischemic heart diseases and cerebral and peripheral circulation diseases.
    化合物的中文翻译如下:式中R1为氢、C1-5烷基、C2-5烯基、C3.5炔基、C3-8环烷基,R2为C1-10烷基,NO2基取代于邻位或间位,但当 基取代于邻位且R2为甲基时,R1为C3-5烷基、C2-5烯基、C3-5炔基或C3-8环烷基,当 基取代于间位且R1为氢时,R2为C3-10烷基。这些化合物具有出色的降压、扩血管活性,并可用于预防和治疗高血压、缺血性心脏病和脑外周循环疾病。
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