2,3-二甲基-4(3H)-嘧啶酮 | 17758-38-2

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二嗪类
• 中文名称: 2,3-二甲基-4(3H)-嘧啶酮
• 英文名称: 1,6-dihydro-1,2-dimethyl-6-oxopyrimidine
• 英文别名: 2,3-dimethyl-4(3H)-pyrimidinone；2,3-dimethylpyrimidin-4(3H)-one；2,3-dimethyl-3H-pyrimidin-4-one；2,3-Dimethyl-3H-pyrimidin-4-on；1,6-Dihydro-1,2-dimethyl-6-oxo-pyrimidin；2,3-Dimethyl-3,4-dihydropyrimidin-4-on；2,3-dimethylpyrimidin-4-one
• CAS: 17758-38-2
• 化学式: C₆H₈N₂O
• 分子量: 124.142
• InChiKey: AHQSDTAPZOQQBJ-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -0.5
• 重原子数：
  9
• 可旋转键数：
  0
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.33
• 拓扑面积：
  32.7
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为反应物：
  描述：

  2,3-二甲基-4(3H)-嘧啶酮 以 甲醇 为溶剂， 生成 N-methyl-3-amino-2-formyl-2-butenamide
  参考文献：
  名称：

  Nagata,M. et al., Heterocycles, 1979, vol. 12, p. 195

  摘要：

  DOI：
• 作为产物：
  描述：

  1,6-dihydro-1,2-dimethyl-6-iminopyrimidine 在 盐酸 作用下， 反应 12.0h， 生成 2,3-二甲基-4(3H)-嘧啶酮
  参考文献：
  名称：

  Buurman, Dick J.; Plas, Henk C. van der, Journal of Heterocyclic Chemistry, 1987, vol. 24, p. 1377 - 1380

  摘要：

  DOI：

文献信息

• Purification of progesterone receptor modulators
  申请人：Wilk Kazimierz Bogdan

  公开号：US20050250766A1

  公开（公告）日：2005-11-10

  Methods for purifying a compound of formula I are provided, wherein A, B X, Q, and R 1 are defined herein. The methods include mixing the compound of formula I and a solvent; adding a base to the solvent; and precipitating purified compound of formula I.

  提供了一种纯化式I化合物的方法，其中A、B、X、Q和R1在此处被定义。该方法包括将式I化合物与溶剂混合；向溶剂中加入碱；并沉淀纯化的式I化合物。
• [EN] NOVEL COMPOUNDS AS ROR GAMMA MODULATORS<br/>[FR] NOUVEAUX COMPOSÉS UTILISÉS EN TANT QUE MODULATEURS DE ROR GAMMA
  申请人：GLENMARK PHARMACEUTICALS SA

  公开号：WO2017021879A1

  公开（公告）日：2017-02-09

  The present disclosure is directed to compounds of formula (I) and pharmaceutically acceptable salts thereof, wherein ring A, ring B, L, R1, R2, R3, R4, R5, Ra, Rb, n, m, p and q are as defined herein, which are active as modulators of retinoid-related orphan receptor gamma t (RORγt). These compounds prevent, inhibit, or suppress the action of RORγt and are therefore useful in the treatment of RORγt mediated diseases, disorders, syndromes or conditions such as, e.g., pain, inflammation, COPD, asthma, rheumatoid arthritis, colitis, multiple sclerosis, psoriasis, neurodegenerative diseases and cancer.

  本公开涉及式(I)的化合物及其药用盐，其中环A、环B、L、R1、R2、R3、R4、R5、Ra、Rb、n、m、p和q如本文所定义，这些化合物作为视黄酸相关孤儿受体γt（RORγt）调节剂具有活性。这些化合物可以预防、抑制或抑制RORγt的作用，因此在治疗RORγt介导的疾病、紊乱、综合症或症状方面具有用处，例如疼痛、炎症、慢性阻塞性肺病（COPD）、哮喘、类风湿性关节炎、结肠炎、多发性硬化症、牛皮癣、神经退行性疾病和癌症。
• [EN] NEW INDANYLOXYPHENYLCYCLOPROPANECARBOXYLIC ACIDS<br/>[FR] NOUVEAUX ACIDES INDANYLOXYPHÉNYLCYCLOPROPANECARBOXYLIQUES
  申请人：BOEHRINGER INGELHEIM INT

  公开号：WO2015078802A1

  公开（公告）日：2015-06-04

  The present invention relates to compounds of general formula (I), wherein the groups R1, R2, R3, X, m and n are defined as in claim 1, wich have valuable pharmacological properties, in particular bind to the GPR40 receptor and modulate its activity. The compounds are suitable for treatment and prevention of diseases which can be influenced by this receptor, such as metabolic diseases, in particular diabetes type 2. Furthermore, the invention relates to novel intermediates, useful for the synthesis of compounds of formula I.

  本发明涉及一般式(I)的化合物，其中基团R1、R2、R3、X、m和n的定义如权利要求书中所述，具有有价值的药理特性，特别是与GPR40受体结合并调节其活性。这些化合物适用于治疗和预防受该受体影响的疾病，如代谢性疾病，特别是2型糖尿病。此外，本发明涉及用于合成一般式I化合物的新中间体。
• Pyrimidine derivatives
  申请人：Sato Michitaka

  公开号：US20070197551A1

  公开（公告）日：2007-08-23

  This invention provides pyrimidine derivatives represented by a formula, in the formula, ring A stands for carbocyclic group or heterocyclic group, X 1 stands for hydrogen, lower alkyl, amino, etc., X 2 stands for hydrogen or lower alkyl, Y stands for a direct bond or sulfur or nitrogen, n stands for an integer of 0-4, and Ar stands for a group of the following formula, or a salt thereof, which concurrently exhibit 5-HT 1A agonistic activity and 5-HT 3 antagonistic activity and are useful for therapy and treatments of diseases such as IBS. The invention furthermore provides a therapeutic method of IBS, characterized by having 5-HT 1A agonistic activity and 5-HT 3 antagonistic activity work simultaneously and cooperatively in vivo, which comprises either administering 5-HT 3 antagonistic agent which concurrently exhibits 5-HT 1A agonistic activity, or administering 5-HT 1A agonistic agent and 5-HT 3 antagonistic agent simultaneously, in sequence or at an interval.

  本发明提供了由下式表示的嘧啶衍生物，其中，环A代表碳环基团或杂环基团，X1代表氢、低碳基、氨基等，X2代表氢或低碳基，Y代表直接键或硫或氮，n代表0-4的整数，Ar代表以下式的基团，或其盐，同时表现出5-HT1A激动活性和5-HT3拮抗活性，并且对治疗诸如肠易激综合征等疾病有用。本发明进一步提供了一种IBS治疗方法，其特征在于在体内同时和协同地发挥5-HT1A激动活性和5-HT3拮抗活性，包括给予同时表现出5-HT1A激动活性和5-HT3拮抗活性的5-HT3拮抗剂，或同时给予5-HT1A激动剂和5-HT3拮抗剂，按顺序或间隔给予。
• DIKETOHYDRAZINE DERIVATIVE COMPOUNDS AND DRUGS CONTAINING THE COMPOUNDS AS THE ACTIVE INGREDIENT
  申请人：Hatayama Akira

  公开号：US20100087442A1

  公开（公告）日：2010-04-08

  The present invention relates to a diketohydrazine derivative of formula (I) and a pharmaceutically acceptable salt thereof (the symbols in the formula have the same meaning as described in the specification). The compound of formula (I) has an inhibitory activity against cysteine protease, and it is useful for the treatment of inflammatory diseases, immune diseases, ischemic diseases, respiratory diseases, circulatory diseases, blood diseases, neuronal diseases, hepatic or biliary diseases, osseous or articular diseases, metabolic diseases, etc. And the compound has inhibitory activity against elastase and it is also useful for the treatment of COPD (chronic obstacle pulmonary diseases).

  本发明涉及式(I)的二酮肼衍生物及其药学上可接受的盐（式中符号与说明书中描述的含义相同）。式(I)化合物具有对半胱氨酸蛋白酶的抑制活性，可用于治疗炎症性疾病、免疫性疾病、缺血性疾病、呼吸系统疾病、循环系统疾病、血液疾病、神经系统疾病、肝胆系统疾病、骨骼或关节疾病、代谢性疾病等。该化合物具有对弹性蛋白酶的抑制活性，也可用于治疗慢性阻塞性肺部疾病（COPD）。