L-胱氨酸 (CAS No.56-89-3)
- 物化性质
- 白色结晶粉末，微溶于水，不溶于乙醇、乙醚，溶于稀盐酸和氢氧化钠溶液。熔点约258℃（分解）。比旋光度[α]20D -223°（1mol/L HCl中）。
- 技术参数
- 纯度≥99%
- 储存条件
- 密封容器，阴凉干燥处，轻搬轻放，防日晒雨淋
English description（英文原文，共 836 字符）
Product Name:L-Cystine
English Name:L-Cystine
CAS No.:56-89-3
Aliases:L-Cysteine disulfide, L-3,3'-Dithiodialanine
Molecular Formula:C6H12N2O4S2
Physical Properties:White crystalline powder, slightly soluble in water, insoluble in ethanol and ether, soluble in dilute hydrochloric acid and sodium hydroxide solution. Melting point approximately 258°C (decomposition). Specific rotation [α]20D -223° (in 1 mol/L HCl).
Uses:Mainly used in the synthesis of flavors and fragrances, also widely used in the pharmaceutical industry as an amino acid drug intermediate, as well as in food additives, cosmetics, and biochemical reagents.
Technical Specifications:
Purity ≥99%
Molecular weight: 240.3
Storage conditions: keep in sealed container, cool and dry place, handle with care, protect from sunlight and rain
Package: 25 kg/drum
English Name:L-Cystine
CAS No.:56-89-3
Aliases:L-Cysteine disulfide, L-3,3'-Dithiodialanine
Molecular Formula:C6H12N2O4S2
Physical Properties:White crystalline powder, slightly soluble in water, insoluble in ethanol and ether, soluble in dilute hydrochloric acid and sodium hydroxide solution. Melting point approximately 258°C (decomposition). Specific rotation [α]20D -223° (in 1 mol/L HCl).
Uses:Mainly used in the synthesis of flavors and fragrances, also widely used in the pharmaceutical industry as an amino acid drug intermediate, as well as in food additives, cosmetics, and biochemical reagents.
Technical Specifications:
Purity ≥99%
Molecular weight: 240.3
Storage conditions: keep in sealed container, cool and dry place, handle with care, protect from sunlight and rain
Package: 25 kg/drum
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常见问题
- L-胱氨酸的 CAS 号是多少？
- L-胱氨酸的 CAS 号是 56-89-3。
- L-胱氨酸的分子式和分子量是什么？
- L-胱氨酸的分子式为 C6H12N2O4S2，分子量约 240.3。
- L-胱氨酸的英文名称是什么？
- L-胱氨酸的英文名称为 L-Cystine。
- L-胱氨酸还有哪些别名？
- L-胱氨酸又称 L-半胱氨酸二硫化物、L-3,3'-二硫代二丙氨酸。
- L-胱氨酸有哪些供应商和生产厂家？
- 掌上化工当前收录 1 条L-胱氨酸供应报价，来自 1 家供应商，可按地区、纯度、级别筛选对比。
- L-胱氨酸的供应商主要分布在哪些地区？
- L-胱氨酸的供应商主要分布在 上海市（1 条） 等地。
- L-胱氨酸有哪些级别可选？
- 平台上L-胱氨酸的供应级别包括 工业级。
- L-胱氨酸的报价单位是什么？
- L-胱氨酸的报价单位主要有 千克。
- 哪里可以查到L-胱氨酸的价格？
- 掌上化工L-胱氨酸产品页汇总了各供应商的最新报价与规格，地址：/chemicals/56-89-3/。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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