1636-27-7

• 常用中文名：二丙基丙二酸
• 常用英文名：2,2-Dipropylmalonic acid
• CAS号：1636-27-7
• 分子式：C₉H₁₆O₄
• 分子量：188.22100
• 发布时间：2018-09-27 13:11:45
• 更新时间：2024-01-02 10:59:39
• 【用途一】
  该品为抗癫痫药物抗癫灵的中间体。

名称

• 中文名: 二丙基丙二酸
• 英文名: 2,2-Dipropylmalonic acid
• 中文别名: 二-正丙基丙二酸; 二正丙基丙二酸
• 英文别名: 2,2-dipropylpropanedioic acid; EINECS 216-664-1; Di-n-propylmalonic acid; Dipropylmalonic Acid; Heptane-4,4-dicarboxylic Acid; MFCD00051476

物化性质

• 密度: 1.131g/cm3
• 沸点: 345.8ºC at 760mmHg
• 熔点: 154-156°C
• 分子式: C₉H₁₆O₄
• 分子量: 188.22100
• 闪点: 177.1ºC
• 精确质量: 188.10500
• PSA: 74.60000
• LogP: 1.74220
• 外观性状: 白色结晶粉末
• 蒸汽压: 1.07E-05mmHg at 25°C
• 折射率: 1.474
• 储存条件:

  保持容器密封，储存在阴凉，干燥的地方

• 稳定性:

  常温常压下稳定，避免氧化物接触

• 分子结构:

  五、分子性质数据：

  1、 摩尔折射率：46.83

  2、 摩尔体积（m³/mol）：166.3

  3、 等张比容（90.2K）：428.8

  4、 表面张力（dyne/cm）：44.1

  5、 极化率（10^-24cm³）：18.56

• 计算化学:

  1.疏水参数计算参考值（XlogP）:2.2

  2.氢键供体数量:2

  3.氢键受体数量:4

  4.可旋转化学键数量:6

  5.互变异构体数量:无

  6.拓扑分子极性表面积74.6

  7.重原子数量:13

  8.表面电荷:0

  9.复杂度:176

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  12.不确定原子立构中心数量:0

  13.确定化学键立构中心数量:0

  14.不确定化学键立构中心数量:0

  15.共价键单元数量:1

• 更多:

  1. 性状：白色晶状粉末。

  2. 密度（g/mL,25/4℃）： 未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：154-156

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,5.2kPa）： 未确定

  7. 折射率： 未确定

  8. 闪点（ºC）： 未确定

  9. 比旋光度（º）： 未确定

  10. 自燃点或引燃温度（ºC）： 未确定

  11. 蒸气压（kPa,25ºC）： 未确定

  12. 饱和蒸气压（kPa,60ºC）： 未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）： 未确定

  15. 临界压力（KPa）： 未确定

  16. 油水（辛醇/水）分配系数的对数值： 未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）： 未确定

  19. 溶解性：微溶于水。

MSDS

Dipropylmalonic Acid Revision number: 5 SAFETY DATA SHEET Section1. IDENTIFICATION Product name:Dipropylmalonic Acid Revision number:5 Section2. HAZARDS IDENTIFICATION GHS classification PHYSICAL HAZARDSNot classified HEALTH HAZARDS Skin corrosion/irritationCategory 2 Category 2A Serious eye damage/eye irritation ENVIRONMENTAL HAZARDSNot classified GHS label elements, including precautionary statements Pictograms or hazard symbols Signal wordWarning Hazard statementsCauses skin irritation Causes serious eye irritation Precautionary statements: Wash hands thoroughly after handling. [Prevention] Wear protective gloves/eye protection/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, [Response] if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. IF ON SKIN: Gently wash with plenty of soap and water. If skin irritation occurs: Get medical advice/attention. Take off contaminated clothing and wash before reuse. Section3. COMPOSITION/INFORMATION ON INGREDIENTS Substance/mixture:Substance Components:Dipropylmalonic Acid Percent:>99.0%(T) CAS Number:1636-27-7 Synonyms:Heptane-4,4-dicarboxylic Acid C9H16O4 Chemical Formula: Section4. FIRST AID MEASURES Inhalation:Remove victim to fresh air and keep at rest in a position comfortable for breathing. Get medical advice/attention if you feel unwell. Dipropylmalonic Acid Section4. FIRST AID MEASURES Skin contact:Remove/Take off immediately all contaminated clothing. Gently wash with plenty of soap and water. If skin irritation or rash occurs: Get medical advice/attention. Eye contact:Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. Ingestion:Get medical advice/attention if you feel unwell. Rinse mouth. A rescuer should wear personal protective equipment, such as rubber gloves and air- Protection of first-aiders: tight goggles. Section5. FIRE-FIGHTING MEASURES Suitable extinguishingDry chemical, foam, water spray, carbon dioxide. media: Precautions for firefighters: Fire-extinguishing work is done from the windward and the suitable fire-extinguishing method according to the surrounding situation is used. Uninvolved persons should evacuate to a safe place. In case of fire in the surroundings: Remove movable containers if safe to do so. Special protectiveWhen extinguishing fire, be sure to wear personal protective equipment. equipment for firefighters: Section6. ACCIDENTAL RELEASE MEASURES Personal precautions,Use personal protective equipment. Keep people away from and upwind of spill/leak. protective equipment and Entry to non-involved personnel should be controlled around the leakage area by emergency procedures: roping off, etc. Environmental precautions: Prevent product from entering drains. Methods and materials for Sweep dust to collect it into an airtight container, taking care not to disperse it. containment and cleaning Adhered or collected material should be promptly disposed of, in accordance with up: appropriate laws and regulations. Section7. HANDLING AND STORAGE Precautions for safe handling Technical measures:Handling is performed in a well ventilated place. Wear suitable protective equipment. Prevent dispersion of dust. Wash hands and face thoroughly after handling. Use a local exhaust if dust or aerosol will be generated. Advice on safe handling: Avoid contact with skin, eyes and clothing. Conditions for safe storage, including any incompatibilities Storage conditions:Keep container tightly closed. Store in a cool and dark place. Store away from incompatible materials such as oxidizing agents. Packaging material:Comply with laws. Section8. EXPOSURE CONTROLS / PERSONAL PROTECTION Engineering controls:Install a closed system or local exhaust as possible so that workers should not be exposed directly. Also install safety shower and eye bath. Personal protective equipment Respiratory protection: Dust respirator. Follow local and national regulations. Hand protection:Protective gloves. Safety glasses. A face-shield, if the situation requires. Eye protection: Skin and body protection: Protective clothing. Protective boots, if the situation requires. Section9. PHYSICAL AND CHEMICAL PROPERTIES Physical state (20°C):Solid Crystal- Powder Form: Colour:White - Almost white No data available Odour: pH: No data available Melting point/freezing point:158°C Dipropylmalonic Acid Section9. PHYSICAL AND CHEMICAL PROPERTIES Boiling point/range:No data available Flash point:No data available Flammability or explosive limits: Lower:No data available Upper:No data available Relative density:No data available Solubility(ies): [Water]No data available No data available [Other solvents] Section10. STABILITY AND REACTIVITY Chemical stability:Stable under proper conditions. Possibility of hazardous No special reactivity has been reported. reactions: Incompatible materials: Oxidizing agents Hazardous decomposition Carbon monoxide, Carbon dioxide products: Section11. TOXICOLOGICAL INFORMATION No data available Acute Toxicity: Skin corrosion/irritation: No data available Serious eyeNo data available damage/irritation: Germ cell mutagenicity: No data available Carcinogenicity: No data available IARC = NTP =No data available No data available Reproductive toxicity: Section12. ECOLOGICAL INFORMATION Ecotoxicity: Fish:No data available Crustacea:No data available Algae:No data available Persistence / degradability: No data available BioaccumulativeNo data available potential(BCF): Mobility in soil Log Pow:No data available Soil adsorption (Koc):No data available Henry's LawNo data available constant(PaM3/mol): Section13. DISPOSAL CONSIDERATIONS Recycle to process, if possible. Consult your local regional authorities. You may be able to dissolve or mix material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber system. Observe all federal, state and local regulations when disposing of the substance. Section14. TRANSPORT INFORMATION Hazards Class:Does not correspond to the classification standard of the United Nations UN-No:Not listed Dipropylmalonic Acid Section15. REGULATORY INFORMATION Safe management ordinance of dangerous chemical product (State Council announces on January 26, 2002 and revised on February 16,2011): Safe use and production, the storage of a dangerous chemical, transport, loading and unloading were prescribed. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

毒理学数据: 对眼睛、皮肤、粘膜有刺激作用。 生态学数据: 对水是稍微有害的，不要让未稀释或大量的产品接触地下水，水道或者污水系统，若无政府许可，勿将材料排入周围环境

安全

• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S26-S36
• 海关编码: 2917190090

合成路线

107-08-4 105-53-3 ~% 1636-27-7

文献：Monatshefte fuer Chemie, , vol. 9, p. 310

制备

由二丙基丙二酸二乙酯经水解而得。将二丙基丙二酸二乙酯、乙醇与相对密度为1.4的氢氧化钾溶液混合搅拌，回流反应4h。回收乙醇，冷却，用盐酸酸化至pH为1，静置。过滤，干燥，得二丙基丙二酸。收率80%。

海关

海关编码	2917190090
中文概述	2917190090 其他无环多元羧酸. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素	品名, 成分含量, 用途, 对苯二甲酸请注明4-CBA值, 对苯二甲酸请注明P-TL酸值, 对苯二甲酸请注明色度, 对苯二甲酸请注明水分
Summary	2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%