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4-[(dimethylamino)methylene]-2-methyl-5(4H)-oxazolone | 188663-05-0

中文名称
——
中文别名
——
英文名称
4-[(dimethylamino)methylene]-2-methyl-5(4H)-oxazolone
英文别名
4-(Dimethylaminomethylidene)-2-methyl-1,3-oxazol-5-one
4-[(dimethylamino)methylene]-2-methyl-5(4H)-oxazolone化学式
CAS
188663-05-0
化学式
C7H10N2O2
mdl
——
分子量
154.169
InChiKey
OISBVIVYHWYGLY-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):
    0.2
  • 重原子数:
    11
  • 可旋转键数:
    1
  • 环数:
    1.0
  • sp3杂化的碳原子比例:
    0.43
  • 拓扑面积:
    41.9
  • 氢给体数:
    0
  • 氢受体数:
    4

SDS

SDS:934f0397aa4f7b72dd3800f1747175c6
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反应信息

  • 作为反应物:
    描述:
    4-[(dimethylamino)methylene]-2-methyl-5(4H)-oxazolone 在 (-)-1,2-bis((2S,5S)-2,5-diphenylphospholano)ethane(1,5-cyclooctadiene)rhodium (I) tetrafluoroborate 盐酸氢气potassium carbonate 、 sodium hydroxide 作用下, 以 甲醇丙酮乙腈 为溶剂, 45.0 ℃ 、1.0 MPa 条件下, 反应 30.5h, 生成 methyl (R)-2-acetamido-3-methoxypropanoate
    参考文献:
    名称:
    [EN] PROCESS FOR THE PREPARATION OF AMINO ACID DERIVATIVES
    [FR] PROCÉDÉ DE SYNTHÈSE DE DÉRIVÉS D'ACIDES AMINÉS
    摘要:
    本发明涉及一种制造化合物的过程,其化学式为(B),其中R1、R2和R3如化合物的化学式(A)所定义,该过程包括对一般化合物的氢化的步骤。具体而言,本发明涉及一种改进的制备拉考司酰胺(LCM),即(R)-2-乙酰基-N-苄基-3-甲氧基丙酰胺(B1)的过程,该化合物作为抗惊厥药物。
    公开号:
    WO2012041986A1
  • 作为产物:
    参考文献:
    名称:
    生长抑素受体拮抗剂的路线开发和多千克GMP传递
    摘要:
    描述了MK-4256首次GMP交付的多公斤级路线开发和演示。聚合路线的关键方面包括区域选择性绿色碘化,一锅法合成恶二唑,有效的酮Pictet-Spengler反应以及通过结晶的非对映异构体升级,从而提供6 kg的API。回收程序可以从Pictet-Spengler反应中,从富含不需要的非对映异构体的非对映异构体混合物中增加所需非对映异构体的收率。
    DOI:
    10.1021/op300128c
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文献信息

  • Aminoacids in the synthesis of heterocyclic systems. The synthesis of methyl 2-acetylamino-3-dimethylaminopropenoate and 2-(<i>N</i>-methyl-<i>N</i>-trifluoroacetyl)amino-3-dimethylaminopropenoate and their application in the synthesis of heterocyclic compounds
    作者:Lucija Kralj、Aleš Hvala、Jurij Svete、Ljubo Golič、Branko Stanovnik
    DOI:10.1002/jhet.5570340137
    日期:1997.1
    prepared from N-acetylglycine (1), which was converted with N,N-dimethylformamide and phosphorus oxychloride into 4-dimethylaminomethylene-2-methyl-5(4H)-oxazolone (2), followed by treatment with methanol in the presence of potassium carbonate, into 3. The compound 3 was shown to be a versatile reagent in the synthesis of various heterocyclic systems. With N-nucleophiles, such as heterocyclic amines
    由N-乙酰基甘氨酸(1)制备(Z)-2-乙酰氨基-3-二甲基氨基丙酸甲酯(3 ),将其与N,N-二甲基甲酰胺和氯氧化磷转化为4-二甲基氨基亚甲基-2-甲基-5(4 H)-恶唑酮(2),然后在碳酸钾存在下用甲醇处理成3。化合物3在多种杂环系统的合成中被证明是一种多功能试剂。与Ñ -nucleophiles,如杂环胺4,或者甲基2-乙酰氨基-3- heteroarylaminopropenoates 5或形成稠合的6 pyrimidinoncs,取决于反应条件和/或杂环取代基:C ^-具有活性或潜在活性亚甲基的亲核试剂,例如1,3-二羰基化合物7、8和9,取代的苯酚10a,b,萘酚11、12a-c和取代的香豆素13a,提供了取代的吡喃酮20和22,和熔融的吡喃酮21、23–26。含氮杂环14-19产生吡喃嗪27-31和吡喃唑32。在所有这些系统中,乙酰氨基基团连接在新形成的吡喃酮环的3位上。通
  • Production method of pyrimidine derivative, intermediate therefor
    申请人:Ajinomoto Co., Inc.
    公开号:EP1529778A1
    公开(公告)日:2005-05-11
    The present invention relates to a production method of compound (XV), which includes hydrolysis of compound (I) to give compound (II), then reaction with reagent (III) to give compound (IV), then reaction with compound (V) to give compound (VI), then condensation with compound (XII) to give compound (XI), and preferably deprotection by an enzyme reaction. This method is an advantageous production method of a pyrimidine derivative and a synthetic intermediate useful as an enzyme inhibitor. wherein P is an alkyl group and the like, M is sodium and the like, R1 and R2 are each an alkyl group and the like, R3 is an alkyl group optionally having substituent(s) and the like, X is a halogen atom and the like, R5 is an alkyl group optionally having substituent(s) and the like, R6 is a hydrogen atom and the like, R7 is an aralkyl group optionally having substituent(s) and the like, and Y is a heteroaryl group optionally having substituents and the like.
    本发明涉及一种化合物(XV)的生产方法,包括将化合物(I)水解得到化合物(II),然后与试剂(III)反应得到化合物(IV),然后与化合物(V)反应得到化合物(VI),然后与化合物(XII)缩合得到化合物(XI),最好通过酶反应脱保护。该方法是一种有利的嘧啶衍生物和合成中间体的生产方法,可用作酶抑制剂。其中P是烷基等,M是钠等,R1和R2分别是烷基等,R3是可选地具有取代基的烷基等,X是卤素原子等,R5是可选地具有取代基的烷基等,R6是氢原子等,R7是可选地具有取代基的芳基烷基等,Y是可选地具有取代基的杂环芳基等。
  • PROCESSES FOR PRODUCTION OF PYRIMIDINE DERIVATIVES AND INTERMEDIATES
    申请人:Ajinomoto Co., Inc.
    公开号:EP1695967A1
    公开(公告)日:2006-08-30
    Compound (I) is reacted with compound (II) to give compound (III), which is then reacted with compound (IX) to give compound (VIII), which is then preferably deprotected by an enzyme reaction to give compound (XII). The present invention provides an advantageous process for preparing a pyrimidine derivative useful as an enzyme inhibitor, and a synthetic intermediate: wherein P is an alkyl group and the like, R1 and R2 are alkyl groups and the like, R3 is an alkyl group optionally having substituent(s) and the like, R4 is a hydrogen atom and the like, R5 is an aralkyl group optionally having substituent(s) and the like, and Y is a heteroaryl group optionally having substituent(s) and the like.
    化合物(I)与化合物(II)发生反应得到化合物(III),然后与化合物(IX)发生反应得到化合物(VIII),然后最好通过酶反应去保护得到化合物(XII)。本发明提供了一种有利的制备嘧啶衍生物的方法,该衍生物可用作酶抑制剂,以及一种合成中间体:其中P为烷基基团等,R1和R2为烷基基团等,R3为可选地具有取代基的烷基基团等,R4为氢原子等,R5为可选地具有取代基的芳基烷基基团等,Y为可选地具有取代基的杂环芳基基团等。
  • Azlactone compound and method for preparation thereof
    申请人:Ajinomoto Co., Inc.
    公开号:EP1533306A1
    公开(公告)日:2005-05-25
    The present invention provides a preparation method of a compound represented by the formula (II): wherein M is a hydrogen atom, sodium, potassium or lithium, P is a hydrogen atom, an alkyl group and the like and a wavy line shows a cis form, a trans form or a mixture thereof for the carbon-carbon double bond to which it is attached, which includes hydrolyzing a compound represented by the formula (I): wherein R1 and R2 are the same or different and each is an alkyl group, or may form an aliphatic heterocycle together with the adjacent nitrogen atom, and P and a wavy line are as defined above, or a salt thereof, in the presence of alkali metal hydroxide.
    本发明提供了一种由以下化合物代表的化合物的制备方法(II):其中M是氢原子、钠、钾或锂,P是氢原子、烷基基团等,波浪线表示其连接的碳-碳双键的顺式形式、反式形式或它们的混合物,包括在碱金属氢氧化物存在下水解由以下式表示的化合物(I):其中R1和R2相同或不同,每个是烷基基团,或者与相邻氮原子一起形成脂环杂环,P和波浪线如上所定义,或其盐。
  • Production method of aminopyrimidine compound
    申请人:Ajinomoto Co., Inc.
    公开号:EP1577304A1
    公开(公告)日:2005-09-21
    Aminopyrimidine compounds represented by formula (3) may be efficiently prepared by reacting an azlactone compound represented by formula (1) with an amidine compound represented by formula (2) or a salt thereof: wherein R1, R2 and M are as defined in the specification.
    由公式(3)表示的氨基嘧啶化合物可以通过将由公式(1)表示的氮代内酯化合物与由公式(2)表示的酰胺化合物或其盐反应来有效制备:其中R1,R2和M如规范中定义。
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同类化合物

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