N,N-di-o-tolylthiourea | 22695-18-7

• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 英文名称: N,N-di-o-tolylthiourea
• 英文别名: N,N-Di-o-tolyl-thioharnstoff；di-o-tolylthiourea；N,N-Bis(2-methylphenyl)thiourea；1,1-bis(2-methylphenyl)thiourea
• CAS: 22695-18-7
• 化学式: C₁₅H₁₆N₂S
• 分子量: 256.371
• InChiKey: UTAZGBPORKOEAX-UHFFFAOYSA-N

物化性质

• 熔点：
  197 °C(Solv: ethanol (64-17-5))
• 沸点：
  390.4±45.0 °C(Predicted)
• 密度：
  1.191±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.6
• 重原子数：
  18
• 可旋转键数：
  2
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.13
• 拓扑面积：
  61.4
• 氢给体数：
  1
• 氢受体数：
  1

反应信息

• 作为反应物：
  描述：

  N,N-di-o-tolylthiourea 在 氨 、 zinc(II) oxide 作用下， 70.0~80.0 ℃ 、303.97 kPa 条件下， 生成 1,3-二-邻-甲苯基胍
  参考文献：
  名称：

  DE418100

  摘要：

  公开号：
• 作为产物：
  描述：

  对称-DI-O-苯甲基脲 、 alkaline earth salt of/the/ methylsulfuric acid 生成 N,N-di-o-tolylthiourea
  参考文献：
  名称：

  Girard, Chemische Berichte, 1873, vol. 6, p. 444

  摘要：

  DOI：

文献信息

• STABILIZATION OF HYDROXYLAMINE CONTAINING SOLUTIONS AND METHOD FOR THEIR PREPARATION
  申请人：Lee Wai Mun

  公开号：US20090112024A1

  公开（公告）日：2009-04-30

  The invention relates to the use of amidoximes for prevention of or stabilization of hydroxylamine compounds against undesired decomposition.

  本发明涉及将酰胺肟用于预防或稳定羟基胺化合物，防止其不受控分解。
• Process for the preparation of N,N'-disubstituted guanidines
  申请人：Akzo N.V.

  公开号：US04898978A1

  公开（公告）日：1990-02-06

  A process for the preparation of aromatic N,N'-disubstituted guanidines is described in which the corresponding aromatic N,N'-disubstituted thioureas are reacted with ammonia and oxygen or with an oxygen-containing gas, in the presence of a solvent and elements acting as catalysts having atomic numbers 21 through 30 in the Periodic Table or the lanthanides or the salts, oxides or complexes thereof.

  本文描述了一种制备芳香族N，N'-二取代脲的方法，其中相应的芳香族N，N'-二取代硫脲与氨和氧或含氧气体反应，在溶剂存在下，在元素周期表中原子序数为21到30的元素或镧系元素或其盐、氧化物或配合物作为催化剂的存在下进行反应。
• Synthesis of 2-Arylimino-3-aryl-4-keto-tetrahydrothiazoles by Condensing Di-Arylthioureas with Monochloroacetic Acid
  作者：Prithwi Nath Bhargava

  DOI：10.1246/bcsj.24.51

  日期：1951.1

  (1) 2-Arylimino-3-aryl-4-keto-tetrahydro-thiazoles were prepared by condensation of di-arylthioureas with monochloroacetic acid in the presence of anhydrous sodium acetate and absolute alcohol. (2) The formation of semicarbazones of 2-arylimino-3-aryl-4-keto-tetrahydrothiazoles has revealed the presence of a keto-group.

  (1) 2-Arylimino-3-aryl-4-keto-tetrahydro-thiazoles 通过二芳基硫脲与一氯乙酸在无水乙酸钠和无水醇存在下缩合制备。(2) 2-芳基亚氨基-3-芳基-4-酮-四氢噻唑的缩氨基脲的形成揭示了酮基的存在。
• Layered product and medical supply comprising the layered product
  申请人：——

  公开号：US20040241478A1

  公开（公告）日：2004-12-02

  A laminate comprising at least a surface layer (I) and an adjacent layer (II) thereto, characterized in that the surface layer (I) comprises a cross-linked copolymer formed by cross-linking a copolymer prepared by using as monomers at least one vinyl aromatic compound and at least one conjugated diene compound, and the adjacent layer (II) comprises a hydrogenated copolymer formed by hydrogenating a copolymer prepared by using as monomers at least one vinyl aromatic compound and at least one conjugated diene compound; a multilayer tube comprising the laminate; and a medical device comprising the laminate, and/or the multilayer tube.

  一种层压材料，包括至少一个表面层（I）和与之相邻的层（II），其特征在于，所述表面层（I）包括由至少一种乙烯基芳香化合物和至少一种共轭二烯化合物作为单体制备的共聚物经交联形成的交联共聚物，而所述相邻层（II）包括由至少一种乙烯基芳香化合物和至少一种共轭二烯化合物作为单体制备的共聚物经氢化形成的氢化共聚物；一种包括该层压材料的多层管；以及一种包括该层压材料和/或多层管的医疗器械。
• Olefin block copolymers processes for producing the same and uses thereof
  申请人：——

  公开号：US20030055179A1

  公开（公告）日：2003-03-20

  The present invention provides polymers having any one of properties including affinity for metals or polar resins, impact resistance, mar resistance, heat resistance, rigidity, oil resistance, transparency, anti-fogging properties, electric insulating properties, high breakdown voltage, coating properties, low-temperature flexibility, moldability, environmental degradation, fluidity and dispersibility, and provides a process for preparation thereof. The olefin block copolymers (A-1) of the invention are represented by the formula (I) PO 1 —g 1 —B 1 (I) (wherein PO 1 is a segment composed of repeating units derived from an olefin having 2 to 20 carbon atoms, g 1 is an ester, ether, amide, imide, urethane, urea, silylether or carbonyl linkage, and B 1 is a segment containing an unsaturated hydrocarbon or a hetero atom). The olefin block copolymers are suitable for uses in adhesives; various molded articles such as construction and civil engineering materials, automobile interior and exterior materials, gasoline tanks, electric and electronic parts, medical care and sanitation materials, materials of miscellaneous goods, resin materials having environmental degradation properties, films and sheets; modifiers and dispersions.

  本发明提供了具有以下任一性质的聚合物，包括对金属或极性树脂的亲和性，抗冲击性，抗刮伤性，耐热性，刚度，耐油性，透明性，防雾性能，电绝缘性能，高击穿电压，涂料性能，低温柔性，可塑性，环境降解性，流动性和分散性，并提供其制备方法。本发明的烯烃嵌段共聚物（A-1）由公式（I）表示：PO1-g1-B1（I）（其中PO1是由具有2至20个碳原子的烯烃衍生的重复单元组成的片段，g1是酯，醚，酰胺，亚胺，脲，硅醚或羰基连接，B1是含有不饱和碳氢化合物或杂原子的片段）。烯烃嵌段共聚物适用于粘合剂；各种成型品，如建筑和土木工程材料，汽车内外饰料，汽油箱，电子和电气零件，医疗保健和卫生材料，杂货物料，具有环境降解性能的树脂材料，薄膜和片材；改性剂和分散剂。