3,8-dimethyldecanedial | 179251-61-7

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 3,8-dimethyldecanedial
• CAS: 179251-61-7
• 化学式: C₁₂H₂₂O₂
• 分子量: 198.305
• InChiKey: QBXBYMJKLIYYIM-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  2.8
• 重原子数：
  14
• 可旋转键数：
  9
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.83
• 拓扑面积：
  34.1
• 氢给体数：
  0
• 氢受体数：
  2

反应信息

• 作为产物：
  描述：

  、 、 tris(2,6-di-tert-butylphenyl) phosphite 、 、 2,7-二甲基辛-1,7-二烯 、 苯 在 苯 、 resultant residue 作用下， 反应 10.0h， 以to give 3,8-dimethyldecanedial as a colorless clear liquid的产率得到3,8-dimethyldecanedial
  参考文献：
  名称：

  Polyurethane and molded article comprising the same

  摘要：

  提供了一种聚酯二醇单元、有机二异氰酸酯单元和链延伸剂单元制成的聚氨酯，其中聚酯二醇单元包含二羧酸单元和二元醇单元，其中至少30摩尔％的二羧酸单元是由3,8-二甲基癸二酸、3,7-二甲基癸二酸或其混合物衍生的单元，并且聚酯二醇单元的数均分子量在500至6000的范围内。同时提供了用于制备聚氨酯的聚酯二醇、由聚氨酯制备的聚氨酯纤维、由聚氨酯制备的成型品以及用于生产聚氨酯、聚酯二醇、二甲基癸二酸和二甲基癸二醛的工艺；其中，由聚氨酯和制备自聚氨酯的纤维在各种性能方面优越，如耐水解性、耐热性、耐热水性、耐寒性、抗真菌性和机械性能（例如断裂强度和断裂伸长），以及注射成型性能，纤维在高温高压条件下可染色，并且在染色后具有优异的拉伸强度和伸长率、弹性恢复、抗真菌性、抗氯性和色牢度。

  公开号：

  US05606005A1

文献信息

• Polyurethane and molded article comprising the same
  申请人：Kuraray Co., Ltd.

  公开号：US05606005A1

  公开（公告）日：1997-02-25

  A polyurethane made of polyester diol units, organic diisocyanate units and units from a chain extender, wherein the polyester diol units contain dicarboxylic acid units and diol units, wherein at least 30 mole % of the dicarboxylic acid units are units derived from 3,8-dimethyldecanedioic acid, 3,7-dimethyldecanedioic acid or a mixture thereof, and wherein the polyester diol units have a number-average molecular weight in a range from 500 to 6000 is provided along with the polyester diol for preparing the polyurethane, polyurethane fibers prepared from the polyurethane, a molded article prepared from the polyurethane and processes for producing the polyurethane, polyester diol, dimethyldecanedioic acids and dimethyldecanedials used to prepare the dimethyldecanedioic acids; where the polyurethane and fibers produced therefrom are superior in various properties such as hydrolytic resistance, heat resistance, resistance to hot water, cold resistance, fungal resistance and mechanical performances e.g., strength at break and elongation at break, as well as injection moldability and the fibers are dyeable under high-temperature and high-pressure conditions and are superior, after dyeing, in tensile strength and elongation, elastic recovery, fungal resistance, resistance to chlorine and color fastness.

  提供了一种聚酯二醇单元、有机二异氰酸酯单元和链延伸剂单元制成的聚氨酯，其中聚酯二醇单元包含二羧酸单元和二元醇单元，其中至少30摩尔％的二羧酸单元是由3,8-二甲基癸二酸、3,7-二甲基癸二酸或其混合物衍生的单元，并且聚酯二醇单元的数均分子量在500至6000的范围内。同时提供了用于制备聚氨酯的聚酯二醇、由聚氨酯制备的聚氨酯纤维、由聚氨酯制备的成型品以及用于生产聚氨酯、聚酯二醇、二甲基癸二酸和二甲基癸二醛的工艺；其中，由聚氨酯和制备自聚氨酯的纤维在各种性能方面优越，如耐水解性、耐热性、耐热水性、耐寒性、抗真菌性和机械性能（例如断裂强度和断裂伸长），以及注射成型性能，纤维在高温高压条件下可染色，并且在染色后具有优异的拉伸强度和伸长率、弹性恢复、抗真菌性、抗氯性和色牢度。
• CATIONIC DYEABLE POLYURETHANE ELASTIC YARN AND METHOD OF PRODUCTION
  申请人：Tanaka Toshihiro

  公开号：US20100130083A1

  公开（公告）日：2010-05-27

  Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an elastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate; and a polymer of a compound having a sulfonate group contained in the elastic yarn.

  本发明涉及一种聚氨酯弹性纱线，其具有良好的延展性、弹性、耐热性、耐碱性、耐化学性和阳离子染料染色能力，并适用于伸展布料、服装等用途。该聚氨酯弹性纱线包括：一种弹性纱线，其包括主要由聚合物二元醇和二异氰酸酯组成的聚氨酯；以及包含有磺酸基团化合物的聚合物，其含于所述弹性纱线中。
• New di-aldehyde and its use in the preparation of new urethanes for molded articles
  申请人：KURARAY CO., LTD.

  公开号：EP0712829A2

  公开（公告）日：1996-05-22

  The present invention provides a polyurethane comprising a polyester diol component, an organic diisocyanate component and a chain extender component, 30 mole % or more of dicarboxylic acid units constituting said polyester diol being units from 3,8-dimethyldecanedioic acid unit and/or units from 3,7-dimethyldecanedioic acid unit, said polyester diol having a number-average molecular weight of 500 to 6000; a molded article comprising the same; a polyurethane fiber comprising the same; and said polyester diol. The present invention provides a process for producing a dimethyldecanedioic acid represented by the general formula (II)         HOOC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-COOH     (II) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom, which comprises oxidizing a dimethyldecanedial represented by the general formula (I)         OHC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-CHO     (I) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom. The present invention provides a dimethyldecanedial represented by the general formula (I). Furthermore, the present invention provides a process for producing a dimethyldecanedial represented by the general formula (I), comprising hydroformylating a diolefin represented by the general formula (III)         CH₂=C(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)=CH₂     (III) wherein either of A and B represents a methyl group and the rest represents a hydrogen atom. The polyurethane of the present invention is superior in various properties such as resistance to hydrolysis, heat resistance, resistance to hot water, cold resistance, fungal resistance and mechanical performances e.g., strength at break and elongation at break, as well as injection moldability. The polyurethane fiber of the present invention is superior in heat resistance, resistance to hot water, cold resistance and resistance to hydrolysis, and is dyeable under high-temperature and high-pressure conditions. Furthermore, it is superior, after dyeing, in tensile strength and elongation, elastic recovery, fungal resistance, resistance to chlorine and color fastness. The dimethyldecanedial of the present invention is useful as a raw material of production of the dimethyldecanedioic acid represented by the general formula (II). Furthermore, the polyester diol containing the dimethyldecanedioic acid as a dicarboxylic acid component, shows excellent resistance to hydrolysis and is useful as a raw material for producing high-performance polyurethanes.

  本发明提供了一种聚氨酯，包括聚酯二元醇组分、有机二异氰酸酯组分和扩链剂组分，构成所述聚酯二元醇的二羧酸单元中30摩尔％或更多是来自3,8-二甲基癸二酸单元和/或来自3,7-二甲基癸二酸单元的单元，所述聚酯二元醇的数均分子量为500至6000；由其构成的模塑制品；由其构成的聚氨酯纤维；以及所述聚酯二元醇。 本发明提供了一种生产通式 (II) 所代表的二甲基癸二酸的工艺 hooc-ch₂-ch(ch₃)-ch₂-ch₂-ch₂-ch(a)-ch(b)-ch₂-cooh (ii) 其中 A 和 B 之一代表甲基，其余代表氢原子，包括氧化通式 (I) 所代表的二甲基癸二醛 OHC-CH₂-CH(CH₃)-CH₂-CH₂-CH₂-CH(A)-CH(B)-CH₂-CHO (I) 其中 A 和 B 之一代表甲基，其余代表氢原子。 本发明提供了通式（I）所代表的二甲基癸二醛。 此外，本发明还提供了一种生产通式(I)所代表的二甲基癸二醛的工艺，包括将通式(III)所代表的二烯烃进行氢甲酰化反应 ch₂=c(ch₃)-ch₂-ch₂-ch₂-ch(a)-ch(b)=ch₂ (iii) 其中 A 和 B 之一代表甲基，其余代表氢原子。 本发明的聚氨酯在耐水解性、耐热性、耐热水性、耐寒性、耐真菌性、机械性能（如断裂强度和断裂伸长率）以及注塑成型性等各种性能方面都非常优越。 本发明的聚氨酯纤维具有优异的耐热性、耐热水性、耐寒性和耐水解性，并可在高温高压条件下染色。此外，染色后的拉伸强度和伸长率、弹性恢复、抗真菌性、抗氯性和色牢度也更出色。 本发明的二甲基癸二醛可用作生产通式（II）所代表的二甲基癸二酸的原料。此外，含有作为二羧酸成分的二甲基癸二酸的聚酯二元醇具有优异的耐水解性，可用作生产高性能聚氨酯的原料。
• POLYURETHANE ELASTIC YARN AND METHOD FOR PRODUCTION THEREOF
  申请人：INVISTA Technologies S.à.r.l.

  公开号：EP2093316A1

  公开（公告）日：2009-08-26

  Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an elastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate; and a polymer of a compound having a sulfonate group contained in the elastic yarn.

  本发明公开了一种聚氨酯弹性纱线，该纱线具有优异的伸长率、回弹性、耐热性、耐碱性、耐化学性，并能用阳离子染料染色，适用于弹力布、服装或类似产品。聚氨酯弹性纱线包括：弹性纱线，由主要由聚合物二元醇和二异氰酸酯组成的聚氨酯构成；以及弹性纱线中含有的具有磺酸盐基团的化合物聚合物。
• Cationic dyeable polyurethane elastic yarn and method of production
  申请人：INVISTA Technologies S.à.r.l.

  公开号：EP2336404A2

  公开（公告）日：2011-06-22

  Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an clastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate, and a polymer of a compound having a sulfonate group contained in the elastic yarn.

  本发明公开了一种聚氨酯弹性纱线，该纱线具有优异的伸长率、回弹性、耐热性、耐碱性、耐化学性，并能用阳离子染料染色，适用于弹力布、服装或类似产品。聚氨酯弹性纱线包括：由主要由聚合物二元醇和二异氰酸酯组成的聚氨酯和弹性纱线中含有的具有磺酸盐基团的化合物聚合物组成的弹性纱线。