2,3,5‐trihydroxybenzaldehyde | 74186-01-9

• 分子结构分类: 有机化合物 - 苯类化合物 - 酚类
• 英文名称: 2,3,5‐trihydroxybenzaldehyde
• 英文别名: 2,3,5-trihydroxybenzaldehyde；2,3,5-trihydroxy-benzaldehyde；2,3,5-Trihydroxy-benzaldehyd
• CAS: 74186-01-9
• 化学式: C₇H₆O₄
• mdl: MFCD18803612
• 分子量: 154.122
• InChiKey: HUTITODAYBWJRG-UHFFFAOYSA-N

物化性质

• 熔点：
  187 °C (decomp)
• 沸点：
  319.1±22.0 °C(Predicted)
• 密度：
  1.598±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  0.9
• 重原子数：
  11
• 可旋转键数：
  1
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  77.8
• 氢给体数：
  3
• 氢受体数：
  4

反应信息

• 作为产物：
  描述：

  3,5-二羟基苯甲醛 在 sodium hydroxide 、 dipotassium peroxodisulfate 作用下， 生成 2,3,5‐trihydroxybenzaldehyde
  参考文献：
  名称：

  Corbett et al., Journal of the Chemical Society, 1950, p. 1,6

  摘要：

  DOI：

文献信息

• Optically active nitro alcohol derivatives, optically active amino alcohol derivatives, and process for producing thereof
  申请人：——

  公开号：US20020193447A1

  公开（公告）日：2002-12-19

  Optically active 1-substituted phenyl-2-nitro alcohol derivatives having the formula (1) 1 and the process for producing thereof, and 1-substituted phenyl-2-amino alcohol derivatives having the formula (2) 2 and the process for producing thereof from the optically active 1-substituted phenyl-2-nitro alcohol derivatives. From these nitro alcohols, pharmaceuticals such as (R)-albutamin and (R)-sarmeterol useful as a bronchodilator is obtained via optically active amino alcohols which are useful pharmaceutical intermediates.

  具有下列化学式（1）的具有光学活性的1-取代苯基-2-硝基醇衍生物及其生产方法，以及具有下列化学式（2）的具有光学活性的1-取代苯基-2-氨基醇衍生物及其生产方法，从这些具有光学活性的1-取代苯基-2-硝基醇衍生物中生产。通过这些硝基醇，可以制得用作支气管扩张剂的药物，如（R）-阿布特拉明和（R）-沙米特罗尔，其通过有用的药用中间体光学活性氨基醇制得。
• SUBSTANCES FOR DYEING KERATINOUS FIBERS
  申请人：Gross Wibke

  公开号：US20100037909A1

  公开（公告）日：2010-02-18

  Disclosed are substances which contain unsaturated, non-aromatic dialdehydes of formula (Ia) and/or the tautomer (Ib) thereof, wherein R 1 , R 2 , and R 3 are defined as indicated in claim 1 , along with at least one CH-acidic compound of formulas (II) and/or (III), wherein R 6 , R 7 , R 8 , R 9 , R 10 , Y, X − , Het, and X 1 are defined as indicated in claim 1 , in a cosmetic carrier. Said substances color keratinous fibers, especially human hair, in an intensive, colorfast, natural brown shade.

  本发明涉及一种含有式(Ia)和/或其互变异构体(Ib)的不饱和非芳香二醛的物质，其中R1、R2和R3如权利要求1所示定义，以及至少一种式(II)和/或(III)的CH-酸性化合物，其中R6、R7、R8、R9、R10、Y、X−、Het和X1如权利要求1所示定义，在一种化妆品载体中。所述物质能够使角质纤维，尤其是人类头发，在一种浓郁、色牢、自然棕色的色调中着色。
• AGENT FOR DYEING KERATIN-CONTAINING FIBERS
  申请人：Gross Wibke

  公开号：US20100064450A1

  公开（公告）日：2010-03-18

  The invention relates to an agent for dying fibers comprising keratin, particularly human hair, the agent comprising at least one compound of the formula: together with at least one CH-acidic compound. The invention also relates to methods for shading oxidation dyed fibers, methods for freshening up fibers, methods for making an agent for dyeing fibers and to various compositions.

  该发明涉及一种用于染色纤维的药剂，包括角蛋白，特别是人类头发，该药剂包括至少一种具有以下结构的化合物：以及至少一种CH-酸性化合物。该发明还涉及用于给氧化染色纤维着色的方法，用于使纤维焕发的方法，用于制备染色纤维药剂的方法以及各种组合物。
• HAIR TREATMENT PRODUCTS COMPRISING POLYMERS
  申请人：Schulze zur Wiesche Erik

  公开号：US20090304620A1

  公开（公告）日：2009-12-10

  The invention relates to hair treatment products, comprising at least one copolymer made of 0.1 to 50% (in relation to the total number of monomers in the copolymer) monomers of the formula (I), wherein the unknowns are defined as in claim 1 , and A2) are monomers from the group of acrylic acid, methacrylic acid and the like, and—optionally non-ionic monomers from the group of acrylamide, vinyl alcohol, and the like, wherein the monomers A2 and A3 together represent 50 to 99.9% (in relation to the total number of monomers in the copolymer) of the copolymer, at least one silicon and at least one selected care product, wherein the products result in advantageous effects for skin and hair.

  该发明涉及头发护理产品，包括至少一种由0.1至50%（相对于共聚物中单体总数的比例）的公式（I）的单体制成的共聚物，其中未知数的定义如权利要求1中定义的，以及A2）是来自丙烯酸、甲基丙烯酸等单体组的单体，以及——可选的非离子单体，来自丙烯酰胺、乙烯醇等单体组，其中单体A2和A3共同代表共聚物中50至99.9%（相对于共聚物中单体总数的比例）的单体，至少含有一种硅和至少一种选定的护理产品，其中这些产品对皮肤和头发具有有利效果。
• Lightening Agents and/or Dyes that Contain Aldehyde(s)
  申请人：Höffkes Horst

  公开号：US20100278767A1

  公开（公告）日：2010-11-04

  Agents for dyeing and/or lightening keratin fibers, in particular human hair, containing, relative to the weight thereof, 0.001 to 15 wt. % of at least one aldehyde of the formula (I): wherein X represents —CH(R 2 )—SO 2 —Y—R 1 , —CR 3 R 4 R 5 , or wherein Y represents —CH(CHO)— or —CH 2 — or a chemical bond, and wherein each of R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , R 9 , and R 10 independently represents —H or —CN or —F or —Cl or —Br or —I or —CHO or —NH 2 or —NO 2 or —CF 3 or —CCl 3 or —CF 2 CF 3 or —CCl 2 CCl 3 or an optionally substituted (C 1 -C 6 ) alkyl group or a hydroxyalkyl group or a polyhydroxyalkyl group or an optionally substituted (C 1 -C 6 ) alkylene group, and wherein the agent contains no oxidation dye precursors of developer and coupler type.

  含有相对于其重量0.001至15重量%的至少一种醛类化合物的染色和/或漂白角蛋白纤维的制剂，特别是人类头发。其中该醛类化合物的化学式为(I)：其中X代表—CH(R2)—SO2—Y—R1，—CR3R4R5，或其中Y代表—CH(CHO)—或—CH2—或化学键，且其中R1、R2、R3、R4、R5、R6、R7、R8、R9和R10独立地代表—H或—CN或—F或—Cl或—Br或—I或—CHO或—NH2或—NO2或—CF3或—CCl3或—CF2CF3或—CCl2CCl3或一个可选择取代的（C1-C6）烷基或一个羟烷基或一个多羟基烷基或一个可选择取代的（C1-C6）亚烷基，且该制剂不含氧化染料的氧化剂和偶联剂类型的前体。