L-谷氨酸盐酸盐 (CAS No.138-15-8)
- 物化性质
- 白色结晶性粉末,易溶于水,微溶于乙醇,不溶于乙醚。水溶液呈酸性,熔点约193-195℃(分解),比旋光度[α]D20约+24.5°(c=2,6 mol/L盐酸)。
- 技术参数
- 含量(以干基计)≥98.5% 比旋光度[α]D20 +24.0°~+25.5° 干燥失重≤0.5% 灼烧残渣≤0.1% 氯化物含量(以Cl计)18.5%~19.5%
English description(英文原文,共 964 字符)
Product Name:L-(+)-Glutamic acid hydrochloride
English Name:L-(+)-Glutamic acid hydrochloride
CAS No.:138-15-8
Aliases:L-Glutamic acid monohydrochloride, (S)-2-Aminopentanedioic acid hydrochloride
Molecular Formula:C5H10ClNO4
Physical Properties:White crystalline powder, freely soluble in water, slightly soluble in ethanol, insoluble in ether. The aqueous solution is acidic. Melting point approximately 193–195 °C (decomposition), specific rotation [α]D20 about +24.5° (c=2, in 6 mol/L hydrochloric acid).
Uses:Mainly used as a flavor enhancer and acidity regulator in the food industry, and also as a pharmaceutical intermediate and biochemical reagent. In biochemical research, it is commonly used for preparing glutamate buffer solutions and for amino acid analysis.
Technical Specifications:
Assay (on dry basis) ≥98.5%
Specific rotation [α]D20 +24.0° to +25.5°
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
Chloride content (as Cl) 18.5%–19.5%
English Name:L-(+)-Glutamic acid hydrochloride
CAS No.:138-15-8
Aliases:L-Glutamic acid monohydrochloride, (S)-2-Aminopentanedioic acid hydrochloride
Molecular Formula:C5H10ClNO4
Physical Properties:White crystalline powder, freely soluble in water, slightly soluble in ethanol, insoluble in ether. The aqueous solution is acidic. Melting point approximately 193–195 °C (decomposition), specific rotation [α]D20 about +24.5° (c=2, in 6 mol/L hydrochloric acid).
Uses:Mainly used as a flavor enhancer and acidity regulator in the food industry, and also as a pharmaceutical intermediate and biochemical reagent. In biochemical research, it is commonly used for preparing glutamate buffer solutions and for amino acid analysis.
Technical Specifications:
Assay (on dry basis) ≥98.5%
Specific rotation [α]D20 +24.0° to +25.5°
Loss on drying ≤0.5%
Residue on ignition ≤0.1%
Chloride content (as Cl) 18.5%–19.5%
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常见问题
- L-谷氨酸盐酸盐的 CAS 号是多少?
- L-谷氨酸盐酸盐的 CAS 号是 138-15-8。
- L-谷氨酸盐酸盐的分子式和分子量是什么?
- L-谷氨酸盐酸盐的分子式为 C5H10ClNO4。
- L-谷氨酸盐酸盐的英文名称是什么?
- L-谷氨酸盐酸盐的英文名称为 L-(+)-Glutamic acid hydrochloride。
- L-谷氨酸盐酸盐还有哪些别名?
- L-谷氨酸盐酸盐又称 L-谷氨酸单盐酸盐、(S)-2-氨基戊二酸盐酸盐。
- L-谷氨酸盐酸盐有哪些供应商和生产厂家?
- 掌上化工当前收录 1 条L-谷氨酸盐酸盐供应报价,来自 1 家供应商,可按地区、纯度、级别筛选对比。
- L-谷氨酸盐酸盐的供应商主要分布在哪些地区?
- L-谷氨酸盐酸盐的供应商主要分布在 上海市(1 条) 等地。
- L-谷氨酸盐酸盐有哪些级别可选?
- 平台上L-谷氨酸盐酸盐的供应级别包括 工业级。
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- L-谷氨酸盐酸盐的报价单位主要有 千克。
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- 掌上化工L-谷氨酸盐酸盐产品页汇总了各供应商的最新报价与规格,地址:/chemicals/138-15-8/。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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