64704-23-0

• 常用中文名：L-胱氨酸二钠盐
• 常用英文名：L-Cystine, disodium salt
• CAS号：64704-23-0
• 分子式：C₆H₁₀N₂Na₂O₄S₂
• 分子量：284.26400
• 相关类别： 研究领域 其他
• 发布时间：2018-09-29 12:40:34
• 更新时间：2024-01-02 19:05:03
• (H-Cys-OH)2.2Na是半胱氨酸衍生物[1]。

名称

• 中文名: L-胱氨酸二钠
• 英文名: L-Cystine disodium salt
• 英文别名: l-cystine, disodium salt

物化性质

• 沸点: 468.2ºC at 760 mmHg
• 熔点: 22ºC
• 分子式: C₆H₁₀N₂Na₂O₄S₂
• 分子量: 284.26400
• 闪点: 237ºC
• 精确质量: 283.98800
• PSA: 182.90000
• 储存条件: 室温

生物活性

• 描述: (H-Cys-OH)2.2Na是半胱氨酸衍生物[1]。
• 相关类别:
  研究领域 >> 其他
  信号通路 >> 其他 >> 其他
• 体外研究: 氨基酸和氨基酸衍生物已被商业化用作能量补充剂。它们影响合成代谢激素的分泌、运动期间的燃料供应、压力相关任务期间的精神表现,并防止运动引起的肌肉损伤。它们被认为是有益的能生膳食物质[1]。
• 参考文献:

  [1]. Luckose F, et al. Effects of amino acid derivatives on physical, mental, and physiological activities. Crit Rev Food Sci Nutr. 2015;55(13):1793-807.

MSDS

Section 1. Chemical Product and Company Identification L-Cystine, Disodium Salt, Monohydrate Common Name/ Trade Name L-Cystine, Disodium Salt, Monohydrate Section 3. Hazards Identification Slightly hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation. Potential Acute Health Effects CARCINOGENIC EFFECTS: Not available. Potential Chronic Health MUTAGENIC EFFECTS: Not available. Effects TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL TOXICITY: Not available. Repeated or prolonged exposure is not known to aggravate medical condition. Section 4. First Aid Measures Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least Eye Contact 15 minutes. Cold water may be used. Get medical attention if irritation occurs. Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops. Skin Contact Cold water may be used. Serious Skin ContactNot available. If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get Inhalation medical attention. Serious InhalationNot available. Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an Ingestion unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight clothing such as a collar, tie, belt or waistband. Serious IngestionNot available. Section 5. Fire and Explosion Data Flammability of the Product May be combustible at high temperature. Auto-Ignition Temperature Not available. Not available. Flash Points Not available. Flammable Limits These products are carbon oxides (CO, CO2), nitrogen oxides (NO, NO2...), sulfur oxides (SO2, SO3...). Some Products of Combustion metallic oxides. Fire Hazards in Presence of Slightly flammable to flammable in presence of heat. Various Substances Risks of explosion of the product in presence of mechanical impact: Not available. Explosion Hazards in Risks of explosion of the product in presence of static discharge: Not available. Presence of Various Substances SMALL FIRE: Use DRY chemical powder. Fire Fighting Media LARGE FIRE: Use water spray, fog or foam. Do not use water jet. and Instructions Not available. Special Remarks on Fire Hazards Not available. Special Remarks on Explosion Hazards L-Cystine, Disodium Salt, Monohydrate Section 6. Accidental Release Measures Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading Small Spill water on the contaminated surface and dispose of according to local and regional authority requirements. Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on Large Spill the contaminated surface and allow to evacuate through the sanitary system. Section 7. Handling and Storage Keep away from heat. Ground all equipment containing material. Do not breathe dust. Keep away from Precautions incompatibles such as oxidizing agents, alkalis. Keep container tightly closed. Keep container in a cool, well-ventilated area. Storage Section 8. Exposure Controls/Personal Protection Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below Engineering Controls recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Safety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves. Personal Protection Personal Protection in Case Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used to avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE of a Large Spill handling this product. Not available. Exposure Limits Section 9. Physical and Chemical Properties Solid.Odorless. Physical state andO dor appearance Not available. Taste 302.26 g/mole Molecular Weight White. Off-white. Color 9.5 - 11.0[Basic.] pH (1% soln/water) Not available. Boiling Point Not available. Melting Point Not available. Critical Temperature Not available. Specific Gravity Not applicable. Vapor Pressure Not available. Vapor Density Not available. Volatility Not available. Odor Threshold Not available. Water/Oil Dist. Coeff. Not available. Ionicity (in Water) See solubility in water. Dispersion Properties Soluble in cold water. Solubility Solubility in Water: 100 g/L L-Cystine, Disodium Salt, Monohydrate Section 10. Stability and Reactivity Data The product is stable. Stability Not available. Instability Temperature Conditions of Instability Excess heat, incompatible materials. Incompatibility with various Reactive with oxidizing agents, alkalis. substances Not available. Corrosivity Not available. Special Remarks on Reactivity Not available. Special Remarks on Corrosivity Will not occur. Polymerization Section 11. Toxicological Information Inhalation. Ingestion. Routes of Entry LD50: Not available. Toxicity to Animals LC50: Not available. Chronic Effects on Humans Not available. Other Toxic Effects onSlightly hazardous in case of skin contact (irritant), of ingestion, of inhalation. Humans Not available. Special Remarks on Toxicity to Animals Not available. Special Remarks on Chronic Effects on Humans Special Remarks on otherAcute Potential Health Effects: Toxic Effects on HumansSkin: May cause skin irritation. Eyes: May cause eye irritaiton by mechanical action. Inhalation: May cause respiratory tract irritation. Ingestion: Expected low hazard and low toxicity. Section 12. Ecological Information Not available. Ecotoxicity Not available. BOD5 and COD Products of Biodegradation Possibly hazardous short term degradation products are not likely. However, long term degradation products may arise. The product itself and its products of degradation are not toxic. Toxicity of the Products of Biodegradation Not available. Special Remarks on the Products of Biodegradation L-Cystine, Disodium Salt, Monohydrate Section 13. Disposal Considerations Waste must be disposed of in accordance with federal, state and local environmental control Waste Disposal regulations. Section 14. Transport Information Not a DOT controlled material (United States). DO T Cl assi fi cati on Not applicable. Identification Not applicable. Special Provisions for Transport DO T (Pi ctograms) Section 15. Other Regulatory Information and Pictograms No products were found. Federal and State Regulations California prop. 65: This product contains the following ingredients for which the State of California has found to California cause cancer which would require a warning under the statute: No products were found. Proposition 65 Warnings California prop. 65: This product contains the following ingredients for which the State of California has found to cause birth defects which would require a warning under the statute: No products were found. Other RegulationsNot available. WHMIS (Canada) Not controlled under WHMIS (Canada). Other Classifications This product is not classified according Not applicable. DSCL (EEC) to the EU regulations. Health Hazard HMIS (U.S.A.)1 National Fire Protection 1 Flammability 1 Association (U.S.A.) Fire Hazard 1 0 Reactivity Health Reactivity 0 Specific hazard Personal ProtectionE WHMIS (Canada) (Pictograms) DSCL (Europe) (Pictograms) TDG(Canada) (Pictograms) L-Cystine, Disodium Salt, Monohydrate ADR (Europe) (Pictograms) Protective Equipment Gloves. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): Xi
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): 26-36
• 海关编码: 2930909090

海关

海关编码	2930909090
中文概述	2930909090. 其他有机硫化合物. 增值税率:17.0%. 退税率:13.0%. 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
Summary	2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%