9001-22-3

• 常用中文名：β-葡糖苷酶
• 常用英文名：β-Glucosidase
• CAS号：9001-22-3
• 分子式：C₁₂H₁₃NO₇
• 分子量：283.23400
• 相关类别： 生物化工 酶及辅酶类药
• 发布时间：2018-10-03 23:09:32
• 更新时间：2024-01-02 23:20:46
• β-葡萄糖苷酶是纤维素降解的限速酶。β-葡萄糖苷酶是糖苷水解酶中的一个主要基团。β-葡萄糖苷酶参与土壤中纤维素的降解,具有监测生物土壤质量的潜力[1][2][3]。

名称

• 中文名: β-葡萄糖苷酶
• 英文名: β-glucosidase
• 中文别名: 葡糖苷
• 英文别名: EINECS 232-589-7; MFCD00130628

物化性质

• 分子式: C₁₂H₁₃NO₇
• 分子量: 283.23400
• 精确质量: 283.06900
• PSA: 124.97000
• LogP: 0.01710
• 外观性状: powder | gray-brown
• 储存条件:

  2-8°C密闭、阴凉干燥处

• 稳定性:

  是一种具有生物催化剂功能的蛋白质，为苦杏仁酶的主要有效成分。

  对温度、PH和导致蛋白质变性的各种因素均非常敏感，极易受到外界条件的影响而改变其本身的构象和性质
• 更多:

  1. 性状：无臭无味灰褐色粉末

  2. 密度（g/mL,25/4℃）： 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,5.2kPa）：未确定

  7. 折射率：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（kPa,25ºC）：未确定

  12. 饱和蒸气压（kPa,60ºC）：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：溶于水，不溶于乙醚和乙醇。

生物活性

• 描述: β-葡萄糖苷酶是纤维素降解的限速酶。β-葡萄糖苷酶是糖苷水解酶中的一个主要基团。β-葡萄糖苷酶参与土壤中纤维素的降解,具有监测生物土壤质量的潜力[1][2][3]。
• 相关类别:
  研究领域 >> 其他
• 参考文献:

  [1]. Benjamin L.Turner, et al. β-Glucosidase activity in pasture soils. Applied Soil Ecology, 2002, 157-162.

  [2]. Zang X, et al. The structural and functional contributions of β-glucosidase-producing microbial communities to cellulose degradation in composting. Biotechnol Biofuels. 2018 Feb 27;11:51.

  [3]. Ketudat Cairns JR, et al. β-Glucosidases. Cell Mol Life Sci. 2010 Oct;67(20):3389-405.

MSDS

Section I.Chemical Product and Company Identification Chemical Name Beta-Glucosidase, from Almonds Portland OR Synonym Amygdalase Chemical Formula Not available. CAS Number 9001-22-3 (International) Section II.Composition and Information on Ingredients Chemical NameCAS Number Percent (%)TLV/PELToxicology Data Beta-Glucosidase, from AlmondsNot available.Not available.Not available. 9001-22-3 Section III.Hazards Identification Acute Health Effects Harmful if ingested or inhaled. Minimize exposure to this material. Severe overexposure can result in injury or death. Follow safe industrial hygiene practices and always wear proper protective equipment when handling this compound. Chronic Health EffectsCARCINOGENIC EFFECTS : Not available. MUTAGENIC EFFECTS : Not available. TERATOGENIC EFFECTS : Not available. DEVELOPMENTAL TOXICITY : Not available. Repeated or prolonged exposure to this compound is not known to aggravate existing medical conditions. Section IV.First Aid Measures Eye Contact C heck for and rem ove any contact lenses. In case of contact, im m ediately flush eyes w ith plenty of w ater for at least 15 minutes. Get medical attention. Skin Contact In case of contact, im m ediately flush skin w ith plenty of w ater. Rem ove contam inated clothing and shoes. W ash clothing before reuse. Thoroughly clean shoes before reuse. Get medical attention. Inhalation If the victim is not breathing, perform m outh-to-m outh resuscitation. Loosen tight clothing such as a collar, tie, belt or w aistband. If breathing is difficult, oxygen can be adm inistered. Seek m edical attention if respiration problem s do not improve. Ingestion IN D U C E V O M ITIN G by sticking finger in throat. Low er the head so that the vom it w ill not reenter the m outh and throat. Loosen tight clothing such as a collar, tie, belt or w aistband. If the victim is not breathing, perform m outh-to-m outh resuscitation. Exam ine the lips and m outh to ascertain w hether the tissues are dam aged, a possible in dication that the toxic material was ingested; the absence of such signs, however, is not conclusive. Section V.Fire and Explosion Data Auto-Ignition FlammabilityNot available. May be combustible at high temperature. Flash PointsFlammable Limits Not available. Not available. Combustion Products These products include toxic carbon oxides (CO,CO2), nitrogen oxides (NOx ), sulfur oxides (SOx ). Fire Hazards Not available. Explosion Hazards Risks of explosion of the product in presence of mechanical impact: Not available. Risks of explosion of the product in presence of static discharge: Not available. Fire Fighting Media SMALL FIRE: Use DRY chemical powder. and InstructionsLARGE FIRE: Use water spray, fog or foam. DO NOT use water jet. Consult with local fire authorities before attempting large scale fire-fighting operations. Continued on Next Page Beta-Glucosidase, from Almonds Section VI.Accidental Release Measures Spill Cleanup Harmful Material. InstructionsU se a shovel to put the m aterial into a convenient w aste disposal container. Finish cleaning the spill by rinsing any contam inated surfaces w ith copious am ounts of w ater. C onsult federal, state, and/or local authorities for assistance on disposal. Section VII.Handling and Storage Handling and Storage H A RM FU L. REFRIG ERA TE. K eep aw ay from heat. M echanical exhaust required.W hen not in use, tightly seal the container and store in a dry, cool place. Avoid excessive heat and light. Do not breathe dust. Information Always store away from incompatible compounds such as oxidizing agents. Section VIII.Exposure Controls/Personal Protection Engineering Controls U se process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recom m ended exposure lim its. If user operations generate dust, fum e or m ist, use ventilation to keep exposure to airborne contaminants below the exposure limit. Personal Protection Splash goggles. Lab coat. D ust respirator. Boots. G loves. Suggested protective clothing m ight not be sufficient; consult a specialist BEFORE handling this product. Be sure to use a MSHA/NIOSH approved respirator or equivalent. Exposure Limits Not available. Section IX.Physical and Chemical Properties Physical state @ 20°CSolubility Solid. (Light Yellow Powder.) Not available. Specific GravityNot available. Molecular WeightPartition Coefficient Not available. Not available. Boiling PointVapor Pressure Not available.Not applicable. Melting PointVapor Density Not available.Not available. Refractive IndexVolatility Not available.Not available. Critical TemperatureOdor Not available.Not available. ViscosityTaste Not available.Not available. Section X.Stability and Reactivity Data Stability This material is stable if stored under proper conditions. (See Section VII for instructions) Conditions of Instability Avoid excessive heat and light. Incompatibilities Reactive with oxidizing agents. Section XI.Toxicological Information RTECS Number Not available. Routes of Exposure Eye Contact. Ingestion. Inhalation. Toxicity Data Not available. Chronic Toxic EffectsCARCINOGENIC EFFECTS : Not available. MUTAGENIC EFFECTS : Not available. TERATOGENIC EFFECTS : Not available. DEVELOPMENTAL TOXICITY : Not available. Repeated or prolonged exposure to this compound is not known to aggravate existing medical conditions. Acute Toxic Effects Harmful if ingested or inhaled. Minimize exposure to this material. Severe overexposure can result in injury or death. Follow safe industrial hygiene practices and always wear proper protective equipment when handling this compound. Section XII.Ecological Information Ecotoxicity Not available. Environmental Fate Not available. Continued on Next Page Beta-Glucosidase, from Almonds Section XIII.Disposal Considerations Waste DisposalRecycle to process, if possible. C onsult your local regional authorities. You m ay be able to dissolve or m ix m aterial w ith a com bustible solvent and burn in a chem ical incinerator equipped w ith an afterburner and scrubber system . O bserve all federal, state and local regulations when disposing of the substance. Section XIV.Transport Information DOT Classification Not a DOT controlled material (United States). PIN Number Not applicable. Proper Shipping Name Not applicable. Packing Group (PG) Not applicable. DOT Pictograms Section XV.Other Regulatory Information and Pictograms TSCA Chemical Inventory ON the EPA Toxic Substances Control Act (TSCA) inventory list. This compound is (EPA) WHMIS Classification On NDSL. (Canada) EINECS Number (EEC) 232-589-7 EEC Risk Statements R20/21/22- Harmful by inhalation, in contact with skin and if swallowed. Japanese Regulatory Data Not available. Section XVI. Version 1.0 Validated on 2/15/2007. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 活力：：20-40units/mg solid 最佳PH：5.0最佳温度： 37 ℃ 酶活定义：在PH值5.0， 37 ℃ 的条件下，每分钟内以水杨苷为底物时、催化作用而释放1.0μmol的葡萄糖量为一个酶活单位 通常对水是不危害的，若无政府许可，勿将材料排入周围环境

安全

• 符号: GHS08
• 信号词: Danger
• 危害声明: H334
• 警示性声明: P261-P342 + P311
• 个人防护装备: dust mask type N95 (US);Eyeshields;Faceshields;Gloves
• 危害码 (欧洲): Xn
• 风险声明 (欧洲): 42
• 安全声明 (欧洲): 23-45-36/37-24-22
• 危险品运输编码: NONH for all modes of transport
• WGK德国: 3
• 海关编码: 35079090

制备

提取来源：杏仁