DL-亮氨酸 (CAS No.328-39-2)
- 物化性质
- 白色结晶性粉末，微甜味，溶于水，微溶于乙醇，不溶于乙醚。熔点约290°C（分解），沸点225.8°C，闪点约89.9°C。相对密度1.038。
- 技术参数
- 含量（以干品计）≥98.5% 干燥失重≤0.5% 灼烧残渣≤0.1% 重金属（以Pb计）≤10ppm
English description（英文原文，共 1003 字符）
Product Name:DL-Leucine
English Name:DL-Leucine
CAS No.:328-39-2
Aliases:DL-2-Amino-4-methylpentanoic acid, DL-Leucine, DL-2-Amino-4-methylvaleric acid
Molecular Formula:C6H13NO2
Physical Properties:White crystalline powder with a slightly sweet taste. Soluble in water, slightly soluble in ethanol, insoluble in ether. Melting point approximately 290°C (decomposition), boiling point 225.8°C, flash point approximately 89.9°C. Relative density 1.038.
Uses:DL-Leucine is a racemic mixture of the essential amino acid leucine, used as a nutritional supplement and an important component in amino acid infusions. In the pharmaceutical industry, it is used in composite amino acid preparations, and also serves as a food additive and biochemical research reagent, participating in protein synthesis and metabolic regulation.
Technical Specifications:
Assay (on dry basis) ≥98.5%
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
Heavy metals (as Pb) ≤10ppm
Specific rotation [α]D20: -0.1° to +0.1°
English Name:DL-Leucine
CAS No.:328-39-2
Aliases:DL-2-Amino-4-methylpentanoic acid, DL-Leucine, DL-2-Amino-4-methylvaleric acid
Molecular Formula:C6H13NO2
Physical Properties:White crystalline powder with a slightly sweet taste. Soluble in water, slightly soluble in ethanol, insoluble in ether. Melting point approximately 290°C (decomposition), boiling point 225.8°C, flash point approximately 89.9°C. Relative density 1.038.
Uses:DL-Leucine is a racemic mixture of the essential amino acid leucine, used as a nutritional supplement and an important component in amino acid infusions. In the pharmaceutical industry, it is used in composite amino acid preparations, and also serves as a food additive and biochemical research reagent, participating in protein synthesis and metabolic regulation.
Technical Specifications:
Assay (on dry basis) ≥98.5%
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
Heavy metals (as Pb) ≤10ppm
Specific rotation [α]D20: -0.1° to +0.1°
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常见问题
- DL-亮氨酸的 CAS 号是多少？
- DL-亮氨酸的 CAS 号是 328-39-2。
- DL-亮氨酸的分子式和分子量是什么？
- DL-亮氨酸的分子式为 C6H13NO2。
- DL-亮氨酸的英文名称是什么？
- DL-亮氨酸的英文名称为 DL-Leucine。
- DL-亮氨酸还有哪些别名？
- DL-亮氨酸又称 DL-2-氨基-4-甲基戊酸、DL-白氨酸、DL-闪白氨酸。
- DL-亮氨酸有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条DL-亮氨酸供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- DL-亮氨酸的供应商主要分布在哪些地区？
- DL-亮氨酸的供应商主要分布在 上海市（1 条） 等地。
- DL-亮氨酸有哪些级别可选？
- 平台上DL-亮氨酸的供应级别包括 工业级。
- DL-亮氨酸的报价单位是什么？
- DL-亮氨酸的报价单位主要有 千克。
- 哪里可以查到DL-亮氨酸的价格？
- 掌上化工DL-亮氨酸产品页汇总了各供应商的最新报价与规格，地址：/chemicals/328-39-2/。部分供应商价格为电议，可通过页面上的询价功能直接获取。
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