3-methyl-1,2-cyclohexanedicarboxylic acid | 23667-49-4

• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: 3-methyl-1,2-cyclohexanedicarboxylic acid
• 英文别名: 3-methyl-hexahydro-phtalic acid；3-methylhexahydrophthalic acid；2-Methyl-cyclohexan-1,1-dicarbonsaeure；3-methylcyclohexane-1,2-dicarboxylic acid
• CAS: 23667-49-4；23667-62-1；23667-63-2；75880-61-4
• 化学式: C₉H₁₄O₄
• 分子量: 186.208
• InChiKey: WXYTXCXWNITTLN-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  1.3
• 重原子数：
  13
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.78
• 拓扑面积：
  74.6
• 氢给体数：
  2
• 氢受体数：
  4

反应信息

• 作为反应物：
  描述：

  3-methyl-1,2-cyclohexanedicarboxylic acid 生成 (1S,2R,3R)-3-methyl-1,2-cyclohexanediamine 、 (1R,2S,3S)-3-methyl-1,2-cyclohexanediamine
  参考文献：
  名称：

  环己烷衍生物金属配合物的研究。八。含(1R,2S,3S)-或(1S,2R,3R)-3-甲基-1,2-环己二胺的铂(II)和钴(III)配合物的制备及性能

  摘要：

  (1RS,2SR,3SR)-3-甲基-1,2-环己二胺 (3m-chxn) 是顺式-1,2-环己二胺的甲基衍生物，制备并进行光学拆分。获得的对映体的绝对构型是根据反式二氯双（二胺）配合物的棉花效应确定的，每个配合物都含有活性 3m-chxn。[Pt(NH3)2L]2+、[Pt(en)L]2+ 和 [CoL3]3+ 类型的配合物（en=1,2-乙二胺，L=R,S,S- 或 S ,R,R-3m-chxn) 也被合成并根据它们的吸收、CD 和 13C NMR 光谱进行表征。已经发现 R,S,S- 和 S,R,R-3m-chxn 采用的螯合环分别主要采用 δ 和 λ 构象，因为环己烷的 C2-C3 键的优选赤道取向戒指。[Co(R,S,

  DOI：

  10.1246/bcsj.57.3430
• 作为产物：
  描述：

  c-3-methyl-4-ene-r-1,c-2-cyclohexenedicarboxylic acid 在 铑 氢气 作用下， 生成 3-methyl-1,2-cyclohexanedicarboxylic acid
  参考文献：
  名称：

  环己烷衍生物金属配合物的研究。八。含(1R,2S,3S)-或(1S,2R,3R)-3-甲基-1,2-环己二胺的铂(II)和钴(III)配合物的制备及性能

  摘要：

  (1RS,2SR,3SR)-3-甲基-1,2-环己二胺 (3m-chxn) 是顺式-1,2-环己二胺的甲基衍生物，制备并进行光学拆分。获得的对映体的绝对构型是根据反式二氯双（二胺）配合物的棉花效应确定的，每个配合物都含有活性 3m-chxn。[Pt(NH3)2L]2+、[Pt(en)L]2+ 和 [CoL3]3+ 类型的配合物（en=1,2-乙二胺，L=R,S,S- 或 S ,R,R-3m-chxn) 也被合成并根据它们的吸收、CD 和 13C NMR 光谱进行表征。已经发现 R,S,S- 和 S,R,R-3m-chxn 采用的螯合环分别主要采用 δ 和 λ 构象，因为环己烷的 C2-C3 键的优选赤道取向戒指。[Co(R,S,

  DOI：

  10.1246/bcsj.57.3430

文献信息

• Facile esterification of carboxylic acids with organophosphorus reagents
  作者：V. Balasubramaniyan、V.G. Bhatia、S.B. Wagh

  DOI：10.1016/s0040-4020(01)88552-5

  日期：1983.1

  A mixture of alkyl phosphate esters (APE) obtained from P4O10 and alkanols taken in 1:6 mole ratio is an excellent esterification reagent for several classes of carboxylic acids. This new reagent offers several advantages compared to conventional reagents.

  由P 4 O 10获得的烷基磷酸酯（APE）和以1：6摩尔比获得的链烷醇的混合物是用于几类羧酸的优良酯化试剂。与常规试剂相比，这种新试剂具有多个优点。
• Dicarboxylic diester, process for producing the same, and refrigerating machine lubricating oil comprising the ester
  申请人：Kawahara Yasuyuki

  公开号：US20050038283A1

  公开（公告）日：2005-02-17

  A diester represented by the formula wherein A represents a cyclohexane ring, cyclohexene ring or benzene ring, X is H or methyl group, R X and R Y are the same or different and each is C3-C18 branched-chain alkyl group, C1-C18 straight-chain alkyl group, C2-C18 straight-chain alkenyl or C3-C18 cycloalkyl, provided that when A is a benzene ring, R X and R Y are different from each other and —COOR X and —COOR Y are attached to two adjacent carbon atoms of the benzene ring, and having the following properties: 1) a total acid number of 0.05 mgKOH/g or less, 2) a sulfated ash content of 10 ppm or less, 3) a sulfur content of 20 ppm or less, 4) a phosphorus content of 20 ppm or less, 5) a peroxide value of 1.0 meq/kg or less, 6) a carbonyl value of 10 or less; 7) a volume resistivity of 1×10 11 Ω·cm or more, 8) a hydroxyl value of 3 mgKOH/g or less, and 9) a water content of 100 ppm or less, a process for preparing the same and a refrigerator lubricating oil comprising the diester.

  由以下公式表示的二酯，其中A代表环己烷环、环己烯环或苯环，X为H或甲基基团，RX和RY相同或不同，且每个均为C3-C18支链烷基基团、C1-C18直链烷基基团、C2-C18直链烯基或C3-C18环烷基，前提是当A为苯环时，RX和RY彼此不同，且—COORX和—COORY连接到苯环的两个相邻碳原子，并具有以下特性：1）总酸值为0.05 mgKOH/g或更低，2）硫酸盐灰分含量为10 ppm或更低，3）硫含量为20 ppm或更低，4）磷含量为20 ppm或更低，5）过氧化值为1.0 meq/kg或更低，6）羰基值为10或更低；7）体积电阻率为1×1011Ω·cm或更高，8）羟值为3 mgKOH/g或更低，9）水含量为100 ppm或更低，制备该二酯的方法以及包含该二酯的制冷剂润滑油。
• [EN] ASYMMETRIC CYCLIC DIESTER COMPOUNDS<br/>[FR] COMPOSÉS DIESTERS CYCLIQUES ASYMÉTRIQUES
  申请人：FERRO CORP

  公开号：WO2011071674A1

  公开（公告）日：2011-06-16

  Compounds useful as plasticizers and the synthesis thereof are disclosed. In general, the invention includes mixed alkyl/aryl asymmetric cyclic diesters where the aryl and alkyl ester moieties are attached to a cyclic structure at vicinal carbons. The invention also includes synthetic processes of making such compounds. Blends of these asymmetric cyclic diesters with other plasticizers are demonstrated to be of use in plasticizing polymers.

  本文披露了作为增塑剂有用的化合物及其合成方法。一般来说，该发明包括混合烷基/芳基不对称环状二酯，其中芳基和烷基酯基连接到环状结构的邻位碳上。该发明还包括制备这类化合物的合成过程。这些不对称环状二酯与其他增塑剂的混合物被证明在增塑聚合物中具有用途。
• Reactive monomer composition modified by a small-amount of lactones, an acrylic polyol resin, a curable resin composition, and a coating composition
  申请人：——

  公开号：US20040171867A1

  公开（公告）日：2004-09-02

  The present invention Nos. I and II relate to a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones in which a proportion of monomers having two or more continuous chains (n≧2) of lactone is less than 50% (area % by GPC) which is obtained by a ring-opening polymerization of a lactone with a hydroxyalkyl(meth)acrylate, a method for the preparation thereof, and an acrylic polyol resin using thereof, 1 (in the formula, R, R 1 , R 2 , and R 3 are independently a hydrogen or a methyl group, “j” is an integer of 2-6, xn pieces of R 4 and R 5 are independently a hydrogen atom or an alkyl group having a carbon number of 1-12, “x” is 4-7, “n” is 0 or an integer of not less than 1, and an average value of “n” in the composition is not less than 0.3 to less than 1.0). By allowing to react the composition with other ethylenic unsaturated monomer and to formulate with a commonly-used crosslinking agent and other commonly-used components, there can be obtained a well-balanced high quality finishing agent for industries, an ultraviolet ray- or electron beam-curable coating agent, a composition which can be modified for a reactive improver, etc., and an acrylic polyol resin using thereof. The present invention No. III relates to a curable resin composition containing 0.5-80 parts by weight of an acrylic polyol resin (A) obtained using a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones and 0.5-50 parts by weight of a melamine resin (B) [total of the (A) and (B) does not exceed, 100 parts by weight] as essential components. By the composition, even in a melamine-based curing system which is low in price, there can be obtained a curable-type coating composition in which an acid resistance is improved and highly well-balanced between an acid resistance and abrasion resistance, and which is also excellent in flexural resistance and adhesion in recoating. The present invention No. IV relates to a curable resin composition containing 0.5-80 parts by weight of an acrylic polyol resin (A) containing a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones as a polymerizing component and 0.5-50 parts by weight of a melamine resin (B) [total of the (A) and (B) does not exceed 100 parts by weight] as essential components. By the composition, even in a melamine-based curing system which is low in price, there can be obtained a curable-type coating composition in which an acid resistance is improved and highly well-balanced between an acid resistance and abrasion resistance. The present invention No. V relates to a curable resin composition containing 0.5-80 parts by weight of an acrylic polyol resin (A) obtained using a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones and 0.5-50 parts by weight of a polyisocyanate compound (B) [total of the (A) and (B) does not exceed 100 parts by weight] as essential components. By the composition, even in an isocyanate-based curing system, there can be obtained a curable-type coating composition in which a pot life is long and workability is improved, and which is highly well-balanced between an acid resistance and abrasion resistance, and which can provide a coating layer which is excellent also in flexural resistance and adhesion in recoating. The present invention No. VI relates to a curable resin composition containing 0.5-80 parts by weight of an acrylic polyol resin (A) obtained using a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones and 0.5-50 parts by weight of a polyisocyanate compound (B) [total of the (A) and (B) does not exceed 100 parts by weight] as essential components. By the composition, even in an isocyanate-based curing system, there can be obtained a curable-type coating composition in which a pot life is long and workability is improved, and which is highly well-balanced between an acid resistance and abrasion resistance, and which can provide a coating layer which is excellent also in flexural resistance and adhesion in recoating. The present invention No. VII relates to a thermosetting resin composition containing 2-50 parts of an acrylic polyol resin obtained using a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones and 30-80 parts of an acrylic copolymer having an alkoxysilyl group. By the composition, there can be obtained a thermosetting resin composition in which crosslinking density is elevated and hardness and abrasion resistance are improved as well as solving a problem of acid resistance and odor. The present invention No. VIII relates to a carboxylic group-contained acrylate composition (a′) modified by a small amount of lactones represented by a formula described below by allowing to react a hydroxyalkyl(meth)acrylate composition (a) modified by a small amount of lactones with a carboxylic anhydride, 2 (in the formula, R, R 1 , R 2 , and R 3 are independently a hydrogen or a methyl group, “j” is an integer of 2-6, xn pieces of R 4 and R 5 are independently a hydrogen atom or an alkyl group having a carbon number of 1-12, “x” is 4-7 , “n” is 0 or an integer of not less than 1, an average value of “n” in the composition is not less than 0.3 to less than 1.0 , R 6 is a residual group of a carboxylic acid, and “m” is an integer of 1-3), and relates to a method for the preparation thereof. By the method, there can be readily, efficiently, and economically obtained the carboxylic group-contained acrylate monomer composition modified by a small amount of lactones. The present invention No. IX relates to a curable resin composition containing 10-70 parts of an acrylic polycarboxylic resin essentially containing the carboxylic group-contained hydroxy(meth)acrylate monomer composition (a′) modified by a small amount of lactones as a polymerizing component and 0.5-80 parts of a polyepoxide. By the composition, there can be obtained a curable-type resin composition which can form a coating layer which is excellent in acid resistance, abrasion resistance, yellowing resistance, and outer appearance, and which is curable at a low temperature. The present invention No. X relates to a polyester unsaturated monomer (a″) modified by a small amount of lactones in which less than 1 mol of &egr;-caprolactone is allowed to react with 1 mol of a radically polymerizable unsaturated monomers containing carboxylic group under the presence of an acidic catalyst, and relates to a method for the preparation thereof. By the method, there can be readily and industrially prepared the monomer in a short step.

  本发明涉及一种由少量内酯修饰的羟基烷基（甲基）丙烯酸酯组合物（a），其中具有两个或多个连续链（n≥2）的内酯单体的比例小于50％（GPC的面积％），其通过羟基烷基（甲基）丙烯酸酯与内酯的开环聚合获得，以及制备方法和使用其的丙烯酸聚醇树脂。其中，在公共使用的交联剂和其他常用组分的反应下，可以获得工业上平衡良好的高质量涂料剂、紫外线或电子束固化涂料剂、可用于反应改进剂的组合物等。本发明还涉及含有0.5-80重量份羟基烷基（甲基）丙烯酸酯组合物（a）修饰的丙烯酸聚醇树脂（A）和0.5-50重量份三聚氰胺树脂（B）的可固化树脂组合物（A）和（B）的总重量不超过100重量份的可固化树脂组合物（III）。此外，还涉及含有0.5-80重量份羟基烷基（甲基）丙烯酸酯组合物（a）修饰的丙烯酸聚醇树脂（A）和0.5-50重量份聚异氰酸酯化合物（B）的可固化树脂组合物（A）和（B）的总重量不超过100重量份的可固化树脂组合物（V）和（VI）。还涉及含有羟基烷基（甲基）丙烯酸酯组合物（a）修饰的丙烯酸聚醇树脂（A）和具有烷氧基硅基团的丙烯酸共聚物的热固性树脂组合物（VII）。此外，还涉及通过使少量内酯与羟基烷基（甲基）丙烯酸酯组合物（a）在存在酸性催化剂的情况下反应而得到的含有羧基丙烯酸酯组合物（a′）的修饰物，以及含有羧基丙烯酸酯组合物（a′）和聚环氧化合物的可固化树脂组合物（IX）。最后，还涉及通过在存在酸性催化剂的情况下使少于1摩尔的ε-己内酯与含有羧基团的自由基聚合可的不饱和单体反应而得到的少量内酯修饰的聚酯不饱和单体（a″）以及其制备方法。
• Lubricant base oil for power transmission
  申请人：NEW JAPAN CHEMICAL CO., LTD.

  公开号：US10947472B2

  公开（公告）日：2021-03-16

  An object of the present invention is to provide a lubricant base oil for power transmission (in particular, a lubricant base oil for traction drives) having a high traction coefficient and a high flash point. The present invention relates to a lubricant base oil for power transmission comprising an alicyclic dicarboxylic acid diester compound represented by general formula (1): wherein R1 to R5 are the same or different, and each represents hydrogen or linear or branched C1-4 alkyl, and two R1, two R2, two R3, two R4, and two R5 may respectively be the same or different; and ring A is wherein R represents C1-3 alkyl, and n represents 0, 1, or 2; when n represents 2, R may be the same or different.

  本发明的目的是提供一种用于动力传输（特别是牵引传动）具有高牵引系数和高闪点的润滑基础油。本发明涉及一种用于动力传输的润滑基础油，包括一个由通式（1）表示的脂环族二羧酸二酯化合物：其中R1至R5相同或不同，每个代表氢或线性或支链C1-4烷基，两个R1、两个R2、两个R3、两个R4和两个R5可以分别相同或不同；环A为：其中R表示C1-3烷基，n表示0、1或2；当n表示2时，R可以相同或不同。