1949-88-8

• 常用中文名：L(-)-阿卓糖
• 常用英文名：D-(+)-Allose
• CAS号：1949-88-8
• 分子式：C₆H₁₂O₆
• 分子量：180.156
• 相关类别： 生物化工 糖类化合物 单糖
• 发布时间：2018-09-05 23:20:06
• 更新时间：2024-01-19 16:17:24
• L-Altrose是一种生物化学试剂,可作为生物材料或有机化合物用于生命科学相关研究。

名称

• 中文名: L-阿卓糖
• 英文名: (2R,3S,4S,5S)-2,3,4,5,6-pentahydroxyhexanal
• 中文别名: L(-)-阿卓糖
• 英文别名: L-Galactopyranose; β-L-galactose; Allose, D-; aldehydo-D-allo-hexose; dl-Allose; β-D-Allose; EINECS 217-764-8; L-Altrose; L-Galactose; BIA0110; Allose; aldehydo-D-allose; D-allose; MFCD09880209; Galactose; Galactopyranose

物化性质

• 密度: 1.7±0.1 g/cm3
• 沸点: 410.8±45.0 °C at 760 mmHg
• 熔点: 107-109℃
• 分子式: C₆H₁₂O₆
• 分子量: 180.156
• 闪点: 202.2±28.7 °C
• 精确质量: 180.063385
• PSA: 118.22000
• LogP: -1.88
• 蒸汽压: 0.0±2.2 mmHg at 25°C
• 折射率: 1.635
• 储存条件:

  密封储存，储存于阴凉、干燥的库房。

• 稳定性: 常温常压稳定。避免与不相容材料接触。

  与强氧化剂反应。

• 计算化学:

  1、 疏水参数计算参考值（XlogP）：-2.6

  2、 氢键供体数量：5

  3、 氢键受体数量：6

  4、 可旋转化学键数量：1

  5、 互变异构体数量：

  6、 拓扑分子极性表面积（TPSA）：110

  7、 重原子数量：12

  8、 表面电荷：0

  9、 复杂度：151

  10、 同位素原子数量：0

  11、 确定原子立构中心数量：5

  12、 不确定原子立构中心数量：0

  13、 确定化学键立构中心数量：0

  14、 不确定化学键立构中心数量：0

  15、 共价键单元数量：1

• 更多:

  1. 性状：白色结晶性粉末

  2. 密度（g/mL,25℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：未确定

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,14mmHg）：未确定

  7. 折射率(n20/D)：未确定

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（mmHg,25ºC）：未确定

  12. 饱和蒸气压（kPa,25ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：未确定

生物活性

• 描述: L-Altrose是一种生物化学试剂,可作为生物材料或有机化合物用于生命科学相关研究。
• 相关类别:
  研究领域 >> 其他

MSDS

Name: L(-)-Altrose 99% Material Safety Data Sheet Synonym: L-Altropyranose CAS: 1949-88-8 Section 1 - Chemical Product MSDS Name:L(-)-Altrose 99% Material Safety Data Sheet Synonym:L-Altropyranose Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 1949-88-8 L(-)-Altrose 99% 217-764-8 Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW The toxicological properties of this material have not been fully investigated. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed. Inhalation: May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. May be harmful if inhaled. Chronic: No information found. Section 4 - FIRST AID MEASURES Eyes: In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical aid. Skin: In case of contact, flush skin with plenty of water. Remove contaminated clothing and shoes. Get medical aid if irritation develops and persists. Wash clothing before reuse. Ingestion: If swallowed, do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical aid. Inhalation: If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: Treat symptomatically and supportively. Section 5 - FIRE FIGHTING MEASURES General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Extinguishing Media: Use water spray, dry chemical, or carbon dioxide. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Vacuum or sweep up material and place into a suitable disposal container. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions. Provide ventilation. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Storage: Store in a cool, dry place. Store in a tightly closed container. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 1949-88-8: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. Respirators: Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Crystalline powder Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: Not available. Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C6H12O6 Molecular Weight: 180.16 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable. Conditions to Avoid: Dust generation. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide. Hazardous Polymerization: Will not occur. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 1949-88-8 unlisted. LD50/LC50: Not available. Carcinogenicity: L(-)-Altrose - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Dispose of in a manner consistent with federal, state, and local regulations. Section 14 - TRANSPORT INFORMATION IATA Shipping Name: Not regulated. Hazard Class: UN Number: Packing Group: IMO Shipping Name: Not regulated. Hazard Class: UN Number: Packing Group: RID/ADR Not regulated as a hazardous material. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 1949-88-8: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 1949-88-8 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 1949-88-8 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 个人防护装备: Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
• 危害码 (欧洲): Xi
• 风险声明 (欧洲): 36/37/38
• 安全声明 (欧洲): 24/25
• 危险品运输编码: NONH for all modes of transport
• 海关编码: 2912491000

海关

海关编码	2912491000
中文概述	2912491000. 醛醇. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0%
Summary	2912491000. other aldehyde-alcohols. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%