hydroxy-propyl-malonic acid | 26735-71-7

• 分子结构分类: 有机化合物 - 脂质和类脂质分子 - 脂肪酰基
• 英文名称: hydroxy-propyl-malonic acid
• 英文别名: α-Oxy-butan-α.α-dicarbonsaeure；2-Methylsaeure-pentanol-(2)-saeure-(1)；Hydroxy-propyl-malonsaeure；Propyltartronsaeure；Propyltartronsaure；2-hydroxy-2-propylpropanedioic acid
• CAS: 26735-71-7
• 化学式: C₆H₁₀O₅
• 分子量: 162.142
• InChiKey: QAOBWZAHOFFKKR-UHFFFAOYSA-N

物化性质

• 熔点：
  124-124.5 °C
• 沸点：
  384.7±27.0 °C(Predicted)
• 密度：
  1.417±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0
• 重原子数：
  11
• 可旋转键数：
  4
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.67
• 拓扑面积：
  94.8
• 氢给体数：
  3
• 氢受体数：
  5

反应信息

• 作为反应物：
  描述：

  hydroxy-propyl-malonic acid 生成 2-羟基戊酸
  参考文献：
  名称：

  Brunner, Monatshefte fur Chemie, 1894, vol. 15, p. 773

  摘要：

  DOI：
• 作为产物：
  描述：

  propylmalonic acid diethyl ester; sodium salt 在 sodium ethanolate 作用下， 生成 hydroxy-propyl-malonic acid
  参考文献：
  名称：

  Lawesson,S.-O. et al., Acta Chemica Scandinavica (1947), 1961, vol. 15, p. 260 - 270

  摘要：

  DOI：

文献信息

• [EN] PHOSPHORIC ACID ESTERS AND THEIR USE AS WETTING AND DISPERSING AGENT<br/>[FR] ESTERS D'ACIDE PHOSPHORIQUE ET LEUR UTILISATION COMME AGENT MOUILLANT ET DISPERSANT
  申请人：EFKA ADDITIVES B V

  公开号：WO2005085261A1

  公开（公告）日：2005-09-15

  The invention relates to a phosphoric acid ester and salts thereof of the general formula (I), wherein A is a monohydroxyl residue derived from C1-C20-alkyl-(AO)x-OH or Acyl-(AO)x-OH; or C1-C20-alkyl -(AO)x-(HA)y-OH or Acyl-(AO)x-(HA)y-OH; or C1-C20-alkyl -(AO)x-(AA-AO)y-OH or Acyl-(AO)x-(AA-AO)y-OH; or MO -(HA)y-OH or MO-(AA-AO)y-OH; wherein Acyl is an aromatic carboxylic acid residue or a saturated or unsaturated fatty acid residue; AO is a polyC2-C4alkyleneglycol residue, HA is a hydroxycarboxylic acid or a lactone thereof, AA is a dicarboxylic acid, MO is a monoalcohol, x is 1 to 250, y is 1 to 250, B is a mono-, di-, or tri- or polyhydroxy di-, tri or multi-carboxylic acid residue which is linked via the hydroxy group to the phosphoric acid and via one of the carboxylic acid groups to the monohydroxyl residue [A], the remaining carboxyl acid group(s) is/are free or is/are esterified with a further monohydroxyl residue [A], resulting in branched esters; n is 1-2; m is 1-4. The phosphoric acid esters are used as wetting agent or dispersants.

  该发明涉及一种磷酸酯及其盐，其通式为(I)，其中A是由C1-C20-烷基-(AO)x-OH或酰基-(AO)x-OH衍生的单羟基残基；或C1-C20-烷基-(AO)x-(HA)y-OH或酰基-(AO)x-(HA)y-OH；或C1-C20-烷基-(AO)x-(AA-AO)y-OH或酰基-(AO)x-(AA-AO)y-OH；或MO-(HA)y-OH或MO-(AA-AO)y-OH；其中酰基是芳香族羧酸残基或饱和或不饱和脂肪酸残基；AO是聚C2-C4烷基二醇残基，HA是羟基羧酸或其内酯，AA是二羧酸，MO是单醇，x为1至250，y为1至250，B是通过羟基与磷酸酯相连的单羟基残基[A]，其余羧基是自由的或与另一单羟基残基[A]酯化，形成支链酯；n为1-2；m为1-4。该磷酸酯用作润湿剂或分散剂。
• Process for producing an oxide catalyst for oxidation or ammoxidation
  申请人：——

  公开号：US20030017944A1

  公开（公告）日：2003-01-23

  Disclosed is a process for producing an oxide catalyst comprising, as component elements, molybdenum (Mo), vanadium (V), at least one element selected from the group consisting of the two elements of antimony (Sb) and tellurium (Te), and niobium (Nb), wherein the process comprises providing an aqueous raw material mixture containing compounds of the component elements of the oxide catalyst, and drying the aqueous raw material mixture, followed by calcination, and wherein, in the aqueous raw material mixture, at least a part of the niobium compound as one of the compounds of the component elements is present in the form of a complex thereof with a complexing agent comprising a compound having a hydroxyl group bonded to an oxygen atom or a carbon atom. Also disclosed is a process for producing (meth)acrylonitrile or (meth)acrylic acid, which comprises performing the ammoxidation or oxidation of propane or isobutane in the gaseous phase in the presence of the oxide catalyst.

  本发明公开了一种制备氧化物催化剂的方法，其包含以下组分元素：钼（Mo）、钒（V）、选自锑（Sb）和碲（Te）两种元素组成的群组中至少一种元素，以及铌（Nb）。该方法包括提供含有氧化物催化剂组分元素化合物的水性原料混合物，并使水性原料混合物干燥，随后进行焙烧。在水性原料混合物中，至少有一部分铌化合物作为组分元素之一以与具有羟基键合到氧原子或碳原子的络合剂的络合物形式存在。本发明还公开了一种制备（甲基）丙烯腈或（甲基）丙烯酸的方法，其包括在氧化物催化剂的存在下，在气相中进行丙烷或异丁烷的氨氧化或氧化。
• Resin composition
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：EP0381391A2

  公开（公告）日：1990-08-08

  A resin composition which comprises: 100 parts by weight of a composition comprising (A) 5 - 95 wt% of a modified polyphenylene ether resin and (B) 95 - 5 wt% of a thermoplastic polyester, (C) 0 - 100 parts by weight of a rubber-like polymer, and (D) 0.01 - 10 parts by weight of an amino resin obtainable by at least partially modifying with an alcohol an addition reaction product of formaldehyde and at least one compound selected from melamine, guanamine and urea.

  一种树脂组合物，它包括 100 重量份的组合物，其中包括 (A) 5 - 95 重量份的改性聚苯醚树脂和 (B) 95 - 5 重量份的热塑性聚酯、 (C) 0 - 100 重量份的类橡胶聚合物，和 (D) 0.01 - 10 重量份的氨基树脂，可通过至少部分用醇改性甲醛与至少一种选 自三聚氰胺、鸟嘌呤胺和尿素的化合物的加成反应产物而获得。
• Thermoplastic resin composition and article comprising the same
  申请人：SUMITOMO CHEMICAL COMPANY, LIMITED

  公开号：EP0456259A1

  公开（公告）日：1991-11-13

  A thermoplastic resin composition containing a polyamide resin composition (C) consisting of a polyamide resin (A) and another thermoplastic resin (B) and at least one modifier (D) is excellent in coatability, mechanical properties, linear expansion coefficient and appearance, can be molded into an article which comprises the polyamide resin (C), wherein the ratio of the percent occupied area of the polyamide resin on the surface of the article to the weight percentage of the polyamide in the polyamide resin composition (C) is not less than l.2, and/or the ratio of the percent concentration of the polyamide resin on the surface of the article determined on the basis of the nitrogen concentration on the surface of the article to the weight percentage of the polyamide in the polyamide resin composition (C) is not less than l,2, which article is suited for electric and electronic parts and automobile parts such as a bumper, fender and wheel cover.

  一种含有聚酰胺树脂组合物(C)的热塑性树脂组合物，该组合物由聚酰胺树脂(A)和另一种热塑性树脂(B)以及至少一种改性剂(D)组成，具有优异的涂覆性、机械性能、线膨胀系数和外观，可以模塑成包含聚酰胺树脂(C)的制品，其中制品表面聚酰胺树脂所占面积百分比与聚酰胺树脂组合物(C)中聚酰胺的重量百分比之比不小于 l.2、和/或根据物品表面氮浓度确定的物品表面聚酰胺树脂浓度百分比与聚酰胺树脂组合物(C)中聚酰胺重量百分比之比不小于l,2，该物品适用于电气和电子零件以及汽车零件，如保险杠、挡泥板和车轮罩。
• Thermoplastic resin composition
  申请人：SUMITOMO CHEMICAL COMPANY LIMITED

  公开号：EP0391733B1

  公开（公告）日：1994-10-05