十四烷二酸 (CAS No.821-38-5)
- 物化性质
- 白色结晶性粉末，微溶于水，溶于乙醇、丙酮和氯仿等有机溶剂。熔点约127-129℃，沸点约325℃（部分分解），相对密度约1.12 g/cm³，闪点较高，常温下稳定。
- 技术参数
- 含量（GC）≥98.0% 熔点范围127.0-130.0℃ 酸值（KOH mg/g）430.0-440.0 水分≤0.5% 灼烧残渣≤0.1%
English description（英文原文，共 996 字符）
Product Name:Tetradecanedioic acid
English Name:Tetradecanedioic acid
CAS No.:821-38-5
Aliases:Tetradecanedioic acid, 1,12-Dodecanedicarboxylic acid, 1,12-Dodecamethylenedicarboxylic acid
Molecular Formula:C14H26O4
Physical Properties:White crystalline powder, sparingly soluble in water, soluble in organic solvents such as ethanol, acetone, and chloroform. Melting point approximately 127-129°C, boiling point approximately 325°C (partial decomposition), relative density approximately 1.12 g/cm³, high flash point, stable at room temperature.
Uses:Used as an organic synthesis intermediate, mainly for preparing high-quality polyamide and polyester polymer materials. Also used in the synthesis of fragrances, lubricants, plasticizers, and pharmaceutical intermediates, with wide applications in the fine chemical industry.
Technical Specifications:
Assay (GC) ≥98.0%
Melting point range 127.0-130.0°C
Acid value (KOH mg/g) 430.0-440.0
Water content ≤0.5%
Residue on ignition ≤0.1%
English Name:Tetradecanedioic acid
CAS No.:821-38-5
Aliases:Tetradecanedioic acid, 1,12-Dodecanedicarboxylic acid, 1,12-Dodecamethylenedicarboxylic acid
Molecular Formula:C14H26O4
Physical Properties:White crystalline powder, sparingly soluble in water, soluble in organic solvents such as ethanol, acetone, and chloroform. Melting point approximately 127-129°C, boiling point approximately 325°C (partial decomposition), relative density approximately 1.12 g/cm³, high flash point, stable at room temperature.
Uses:Used as an organic synthesis intermediate, mainly for preparing high-quality polyamide and polyester polymer materials. Also used in the synthesis of fragrances, lubricants, plasticizers, and pharmaceutical intermediates, with wide applications in the fine chemical industry.
Technical Specifications:
Assay (GC) ≥98.0%
Melting point range 127.0-130.0°C
Acid value (KOH mg/g) 430.0-440.0
Water content ≤0.5%
Residue on ignition ≤0.1%
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常见问题
- 十四烷二酸的 CAS 号是多少？
- 十四烷二酸的 CAS 号是 821-38-5。
- 十四烷二酸的分子式和分子量是什么？
- 十四烷二酸的分子式为 C14H26O4。
- 十四烷二酸的英文名称是什么？
- 十四烷二酸的英文名称为 Tetradecanedioic acid。
- 十四烷二酸还有哪些别名？
- 十四烷二酸又称 十四碳二酸、1,12-十二烷二甲酸、1,12-十二亚甲基二羧酸。
- 十四烷二酸有哪些供应商和生产厂家？
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