2,4-二氨基苯甲酸 | 611-03-0

• 物质功能分类: 医药中间体 - 原料药中间体
• 分子结构分类: 有机化合物 - 苯类化合物 - 苯和取代衍生物
• 中文名称: 2,4-二氨基苯甲酸
• 英文名称: 4-amino-2-aminobenzoic acid
• 英文别名: 1,3-diaminobenzene-4-carboxylic acid；2-amino-4-aminobenzoic acid；2,4-diaminobenzoic acid；2,4-diaminobenzenecarboxylic acid；2,4-diamino-benzoic acid；2,4-Diamino-benzoesaeure
• CAS: 611-03-0
• 化学式: C₇H₈N₂O₂
• 分子量: 152.153
• InChiKey: LDQMZKBIBRAZEA-UHFFFAOYSA-N

物化性质

• 熔点：
  140°C
• 沸点：
  274.61°C (rough estimate)
• 密度：
  1.2804 (rough estimate)

计算性质

• 辛醇/水分配系数(LogP)：
  1.4
• 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：
  89.3
• 氢给体数：
  3
• 氢受体数：
  4

安全信息

• 海关编码：
  2922499990
• 储存条件：
  室温

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 2,4-Diaminobenzoic acid
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: 2,4-Diaminobenzoic acid
CAS number: 611-03-0

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Section 4. First aid measures
Skin contact: Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion: Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

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Section 5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

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Section 6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution: Wear approved mask/respirator
Hand precaution: Wear suitable gloves/gauntlets
Skin protection: Wear suitable protective clothing
Eye protection: Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

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Section 7. Handling and storage
Handling: This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels.
Storage:

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Section 8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

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Section 9. Physical and chemical properties
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C7H8N2O2
Molecular weight: 152.2

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

2,4-二氨基苯甲酸是一种羧酸类衍生物，常用于合成染料和医药中间体。

反应信息

• 作为反应物：
  描述：

  2,4-二氨基苯甲酸 在 铜 、 copper dichloride 、 sodium nitrite 作用下， 生成 2,4-二氯苯甲酸
  参考文献：
  名称：

  Giral; Roquero, Ciencia, 1944, vol. 5, p. 174

  摘要：

  DOI：
• 作为产物：
  描述：

  2,4-二氨基甲苯 在 盐酸 、 potassium permanganate 、 溶剂黄146 作用下， 以 水 、 乙腈 为溶剂， 反应 3.25h， 生成 2,4-二氨基苯甲酸
  参考文献：
  名称：

  喹唑啉-4-酮的功能化第1部分：由4-取代-2-氨基苯甲酸和PPh3（SCN）2合成新型7-取代-2-硫代喹唑啉-4-酮

  摘要：

  允许4-（硝基，氨基，乙酰氨基）-2-氨基苯甲酸与PPh 3（SCN）2反应并生成交联的7-硝基，7-乙酰氨基和7-氨基-2-硫代喹唑啉-4-酮分别。2-氨基苯甲酸第4位的取代基的性质对与PPh 3（SCN）2的环化反应的结果有重大影响。同样，在2-取代的喹唑啉-4-酮的7位上的取代基的性质显着影响了烷基化反应的难易程度。发现7-取代2-巯基喹唑啉-4-酮的烷基化选择性取决于卤代烷的性质和2位取代基的性质。

  DOI：

  10.1002/jhet.1669

文献信息

• HAIR COLORING COMPOSITIONS
  申请人：——

  公开号：US20020032933A1

  公开（公告）日：2002-03-21

  A hair coloring composition comprising: (a) from about 0.0003 moles (per 100 g of composition) to less than about 0.09 moles (per 100 g of composition) of an inorganic peroxygen oxidizing agent; and (b) an oxidative hair coloring agent; wherein the pH of each of (a) and (b) is in the range of from about 1 to about 6 and wherein the combined mixture of (a) and (b) has a pH in the range of from about 1 to about 6. The products can provide excellent hair coloring and in-use efficacy benefits including excellent initial color and good wash fastness in combination with reduced hair damage at low pH.

  一种染发组合物，包括：(a)约0.0003摩尔（每100克组合物）至约0.09摩尔（每100克组合物）的无机过氧化氧化剂；和(b)氧化性染发剂；其中(a)和(b)的pH值在约1至约6的范围内，且(a)和(b)的混合物的pH值在约1至约6的范围内。该产品可以提供出色的染发效果和使用效果，包括出色的初始颜色和良好的耐洗性，同时在低pH值下减少头发损伤。
• Hair colouring and conditioning compositions
  申请人：The Procter & Gamble Company

  公开号：US20030113286A1

  公开（公告）日：2003-06-19

  A hair colouring and conditioning composition comprising: (a) a hair colouring agent; and (b) a hair conditioning agent; wherein the composition provides an Average Combing Index Value of greater than 1.2 as measured by the Combing Technical Test Method. The products can provide excellent hair colouring together with excellent conditioning, reduced hair damage, brittleness and dryness, and is convenient and easy to use.

  一种包括： (a) 染发剂；和 (b) 护发剂； 的染发和护理组合物； 其中该组合物通过梳理技术测试方法测得的平均梳理指数值大于1.2。 该产品可以提供优秀的染发效果以及优秀的护理效果，减少头发损伤、脆弱和干燥，且使用方便。
• [EN] LEVORPHANOL PRODRUGS AND PROCESSES FOR MAKING AND USING THEM<br/>[FR] PROMÉDICAMENTS DE LEVORANOL ET LEURS PROCÉDÉS DE FABRICATION ET D'UTILISATION
  申请人：KEMPHARM INC

  公开号：WO2018191472A1

  公开（公告）日：2018-10-18

  The presently described technology provides compositions of one or more of oxoacids, polyethylene glycols, and vitamin compounds chemically conjugated to levorphanol ((-)-17-methylmorphinan-3-ol) to form novel prodrugs and compositions of levorphanol.

  目前描述的技术提供了一种或多种羟基酸、聚乙二醇和维生素化合物与左旋吗啡醇((-)-17-甲基吗啡-3-醇)在化学上结合形成新型前药和左旋吗啡的组合物。
• [EN] PHOTOALIGNING MATERIAL<br/>[FR] MATÉRIAU DE PHOTOALIGNEMENT
  申请人：ROLIC AG

  公开号：WO2013017467A1

  公开（公告）日：2013-02-07

  The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).

  本发明涉及一种共聚物，用于液晶的光调向，包括如下所示的具有光反应性基团的化合物（I）的公式，以及其组合物，以及其在光学和电光设备，特别是液晶设备（LCD）中的使用。
• Monoacylglycerol Lipase Modulators
  申请人：Janssen Pharmaceutica NV

  公开号：US20200102303A1

  公开（公告）日：2020-04-02

  Fused compounds of Formula (I) and Formula (II), pharmaceutical compositions containing them, methods of making them, and methods of using them including methods for treating disease states, disorders, and conditions associated with MGL modulation, such as those associated with pain, psychiatric disorders, neurological disorders (including, but not limited to major depressive disorder, treatment resistant depression, anxious depression, bipolar disorder), cancers and eye conditions. Wherein R 1 , R 2 , R 2a , R 3 , R 3a , R 4 , and R 4a are defined herein.

  化合物的结构式（I）和结构式（II），含有它们的药物组合物，制备它们的方法，以及使用它们的方法，包括用于治疗与MGL调节相关的疾病状态、紊乱和病况的方法，例如与疼痛、精神障碍、神经障碍（包括但不限于重性抑郁障碍、治疗抵抗性抑郁症、焦虑性抑郁症、躁郁症）、癌症和眼部疾病相关的方法。 其中R1、R2、R2a、R3、R3a、R4和R4a在此处定义。