1,4-二噻烷-2,5-二(甲硫醇) | 136122-15-1

• 物质功能分类: 香精与香料 - 合成香料 - 烃类香料
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二噻烷
• 中文名称: 1,4-二噻烷-2,5-二(甲硫醇)
• 中文别名: 1,4-二硫-2,5-二(甲烷硫醇)；2,5-二甲基巯基-1,4-二噻烷；S416；2,5-二甲基硫基-1,4-二噻烷
• 英文名称: 2,5-bis(mercaptomethyl)-1,4-dithiane
• 英文别名: 2,5-bis(mercaptomethyl)-1,4-dithian；1,4-Dithiane-2,5-dimethanethiol；[5-(sulfanylmethyl)-1,4-dithian-2-yl]methanethiol
• CAS: 136122-15-1
• 化学式: C₆H₁₂S₄
• 分子量: 212.425
• InChiKey: COYTVZAYDAIHDK-UHFFFAOYSA-N

物化性质

• 沸点：
  366.2±17.0 °C(Predicted)
• 密度：
  1.209±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  2
• 重原子数：
  10
• 可旋转键数：
  2
• 环数：
  1.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  52.6
• 氢给体数：
  2
• 氢受体数：
  4

安全信息

• 危险品标志：
  C,N
• 安全说明：
  S26,S36/37/39,S45,S60,S61
• 危险类别码：
  R22,R43,R34,R50/53

反应信息

• 作为反应物：
  描述：

  环硫乙烷 、 1,4-二噻烷-2,5-二(甲硫醇) 在 盐酸 作用下， 以 sodium hydroxide 、 CH₂ CH₂ SH 、 苄基三甲基氯化铵 、 苯 为溶剂， 以74%的产率得到2,5-bis(2-mercaptoethylthiomethyl)-1,4-dithian
  参考文献：
  名称：

  Polythiol compound, and optical material and product produced therefrom

  摘要：

  这项发明涉及一种聚硫醇化合物及由此制得的光学材料。具有刚性的1,4-二硫环，可提高折射率和阿贝数，用于制备光学材料的聚硫醇化合物赋予该光学材料高耐热性和优异的机械性能，以及优异的光学性能。

  公开号：

  US05403938A1
• 作为产物：
  描述：

  C₈H₁₆N₄S₄*2ClH 在 水 、 sodium hydroxide 作用下， 以 甲苯 为溶剂， 反应 3.5h， 以40%的产率得到1,4-二噻烷-2,5-二(甲硫醇)
  参考文献：
  名称：

  광학 재료용 티올 화합물의 제조방법

  摘要：

  这是一种生产高纯度和高收率的硫代环氧化合物的方法，该方法不需要极低温度反应条件，也不需要额外的特殊设备，同时可以增加每小时的生产量。该生产方法包括以下步骤：从环氧化合物和硫酸盐的反应中获得硫代环氧化合物，并从中获得含硫的异构环化合物；以及将所述含硫的异构环化合物与硫代还原剂反应。

  公开号：

  KR20200004689A

文献信息

• [EN] COMPOSITION FOR TIN-SILVER ALLOY ELECTROPLATING COMPRISING A COMPLEXING AGENT<br/>[FR] COMPOSITION POUR L'ÉLECTROGALVANISATION D'ALLIAGE D'ÉTAIN ET D'ARGENT COMPRENANT UN AGENT COMPLEXANT
  申请人：BASF SE

  公开号：WO2019185468A1

  公开（公告）日：2019-10-03

  An aqueous composition comprising (a) metal ions comprising tin ions and silver ions and (b) at least one complexing agent of formula (C1) R1-X1-S-X21[D1-X22-]nS-X3-R2, (C2) R1-X1-S-X31-D2-[X32-S-]nX3-R2, (C3) R3-X1-S-X41-[D3-X42-]nS-X3-R4 wherein X1, X3 are independently selected from a linear or branched C1-C12 alkanediyl, which may be unsubstituted or substituted by OH; X21, X22 are independently selected from X1, which may be further substituted by -X5-COOR12, -X5-SO2-O-R12, a C2 to C6 polyoxyalkylene group of formula -(O-CH2- CHR11)z-OH, or a combination thereof, and -X1-NH-CO-X6-CO-NH-X1-; X31, X32 are independently selected from a chemical bond and X1; X41, X42 are independently selected from X1; X5 is a linear or branched Ci to C10 alkyl; X6 is selected from X1 and a divalent 5 or 6 membered aromatic group; R1, R2 are independently selected from a monovalent 5 or 6 membered aromatic N- heterocyclic group comprising one N atom or two N atoms which are separated by at least one C atom, and its derivatives received by N-alkylation with a C1-C6- alkyl group, which may be substituted by --COOR12 or -SO2-O-R12, and which aromatic N- heterocyclic group may optionally further comprise, under the proviso that X21 is substituted by at least one OH, one S atom; R3, R4 are independently selected from a monovalent 5 or 6 membered aliphatic N- heterocyclic group comprising one N atom and one O atom; D1 is independently selected from S, O and NR10-; D2 is (a) a divalent 5 or 6 membered aliphatic heterocyclic ring system comprising 1 or 2 S atoms, or (b) a 5 or 6 membered aromatic heterocyclic ring system comprising at least two N atoms and optionally one or two S atoms; D3 is independently selected from S and NR10-; n is an integer of from 0 to 5; z is an integer from 1 to 50; R10 is selected from H and a linear or branched C1-C12 alkyl; R11 is selected from H and a linear or branched C1 to C6 alkyl; and R12 is selected from R10 and a cation.

  一种水性组合物，包括（a）包括锡离子和银离子的金属离子和（b）至少一种具有以下结构的络合剂：（C1）R1-X1-S-X21[D1-X22-]nS-X3-R2，（C2）R1-X1-S-X31-D2-[X32-S-]nX3-R2，（C3）R3-X1-S-X41-[D3-X42-]nS-X3-R4，其中X1、X3可独立地选择自线性或支链的C1-C12脂肪二亚基，可以未取代或被OH取代；X21、X22可独立地选择自X1，可以进一步被-X5-COOR12，-X5-SO2-O-R12，具有式-(O-CH2-CHR11)z-OH的C2到C6聚氧烷基，或其组合物取代，以及-X1-NH-CO-X6-CO-NH-X1-；X31、X32可独立地选择自化学键和X1；X41、X42可独立地选择自X1；X5是线性或支链的Ci到C10烷基；X6选择自X1和双价的5或6元芳香族基；R1、R2可独立地选择自包括一个N原子或两个N原子的单价5或6元芳香N-杂环基，通过N-烷基化与C1-C6烷基基团取代的衍生物，可以被--COOR12或-SO2-O-R12取代，该芳香N-杂环基可以选择性地进一步包括，在X21至少被一个OH取代的条件下，一个S原子；R3、R4可独立地选择自包括一个N原子和一个O原子的单价5或6元脂肪N-杂环基；D1可独立地选择自S、O和NR10-；D2是（a）包括1或2个S原子的双价5或6元脂肪杂环环系统，或（b）包括至少两个N原子和可选地一个或两个S原子的5或6元芳香杂环环系统；D3可独立地选择自S和NR10-；n是从0到5的整数；z是从1到50的整数；R10选择自H和线性或支链的C1-C12烷基；R11选择自H和线性或支链的C1到C6烷基；R12选择自R10和阳离子。
• NOVEL DENTAL COMPOSITES SYSTEMS AND METHODS OF MAKING THE SAME AND USING SAME
  申请人：THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE

  公开号：US20150250687A1

  公开（公告）日：2015-09-10

  The invention includes a composition comprising a vinyl sulfone monomer, a thiol monomer, and optionally an isocyanate monomer. The invention further includes a composition comprising a composition comprising the tetra(2-mercapto)silane (SiTSH) monomer and at least one selected from the group consisting of (a) a Michael acceptor, optionally an isocyanate monomer, and optionally at least one catalyst selected from the group consisting of a base, nucleophile, photolabile base, photolabile nucleophile, and mixtures thereof; (b) an ene monomer, and optionally a polymerization photoinitiator. In certain embodiments, once the composition is polymerized, the polymerized system is suitable for use as a dental composite system. In other embodiments, the polymerized system is stable to acidic and basic conditions. In yet other embodiments, the polymerized system forms microparticles. The invention further includes a method of generating a dental polymeric material.

  该发明涉及一种包含乙烯砜单体、巯基单体和可选的异氰酸酯单体的组合物。该发明还涉及一种包含四(2-巯基)硅烷（SiTSH）单体和至少一种选自以下组合的组合物：（a）一种米氏受体，可选的异氰酸酯单体，以及可选的选自碱、亲核试剂、光敏碱、光敏亲核试剂和它们的混合物中至少一种催化剂；（b）烯单体，以及可选的聚合光引发剂。在某些实施方式中，一旦该组合物聚合，聚合系统适合用作牙科复合系统。在其他实施方式中，聚合系统对酸性和碱性条件稳定。在另一些实施方式中，聚合系统形成微粒。该发明还涉及一种生成牙科聚合材料的方法。
• Internal release agent, composition including internal release agent, and process for producing a plastic lens using same composition
  申请人：MITSUI CHEMICALS, INC.

  公开号：US10239239B2

  公开（公告）日：2019-03-26

  An internal release agent includes at least one phosphodiester represented by the following general formula (1). In the formula, R1 and R2 independently represent a hydrocarbon group having 1 to 30 carbon atoms, which is optionally substituted with at least one hydroxyl group, and R3 represents an alkylene group having 2 to 4 carbon atoms. A plurality of R3's may be the same as or different from each other. M represents a hydrogen atom, an ammonium ion, an alkali metal ion, or a monovalent/divalent alkali earth metal ion, and n is an integer of 1 to 60.

  内部释放剂至少包括一个由以下一般式（1）表示的磷酸二酯。在该式中，R1和R2分别表示具有1至30个碳原子的烃基，该烃基可以选择性地取代至少一个羟基，而R3表示具有2至4个碳原子的烷基基团。多个R3可以相同或者彼此不同。M代表氢原子、铵离子、碱金属离子或者一价/二价碱土金属离子，n为1至60的整数。
• POLYMERIZABLE COMPOSITION AND NOVEL ALKYNE COMPOUND
  申请人：MITSUI CHEMICALS, INC.

  公开号：US20180066082A1

  公开（公告）日：2018-03-08

  Provided is a polymerizable composition including an alkyne compound represented by the following general formula (1): wherein, in general formula (1), X 1 and X 2 represent a sulfur atom, an oxygen atom, or an NH group and may be the same or different from each other, Q represents an alkylene group having 1 or 2 carbon atoms, a carbonyl group, or a thiophenylene group in which one of carbon atoms is substituted by an antimony atom, R 1 and R 2 represent an alkylene group having 1 or 2 carbon atoms and may be the same or different from each other, and m and n each represent 0 or 1.

  提供的是一种可聚合组合物，其中包括以下一般式（1）所表示的炔基化合物：在一般式（1）中，X1和X2代表硫原子、氧原子或NH基团，可以相同也可以不同，Q代表具有1或2个碳原子的烷基基团、酰基基团或一种硫代苯基团，其中一个碳原子被锑原子取代，R1和R2代表具有1或2个碳原子的烷基基团，可以相同也可以不同，m和n分别表示0或1。
• TOUGH, HEALABLE COMPOSITES DISPLAYING STRESS RELAXATION AT THE RESIN-FILLER INTERFACE
  申请人：THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE

  公开号：US20210002469A1

  公开（公告）日：2021-01-07

  The present invention relates in part to compositions displaying stress relaxation at the polymer-filler interface. The adaptive interface (AI) formed by coupling moieties capable of dynamic covalent chemistry (DCC) within the polymer-filler interface promotes stress relaxation and yields tough, and healable composites.

  本发明部分涉及在聚合物-填料界面上显示应力松弛的组合物。通过在聚合物-填料界面内耦合能够进行动态共价化学（DCC）的偶联基而形成的自适应界面（AI），促进了应力松弛，并产生了坚韧且可愈合的复合材料。