68123-29-5

• 常用中文名：三羟甲基氨基甲烷碳酸盐
• 常用英文名：tris carbonate
• CAS号：68123-29-5
• 分子式：C₉H₂₄N₂O₉
• 分子量：304.29500
• 相关类别： 香精与香料 合成香料 羧酸及酯类香料 脂肪族羧酸酯
• 发布时间：2018-06-21 10:35:25
• 更新时间：2024-01-02 17:06:24

名称

• 中文名: 三羟甲基氨基甲烷碳酸盐
• 英文名: 2-amino-2-(hydroxymethyl)propane-1,3-diol,carbonic acid
• 英文别名: EINECS 268-546-4; TRIS I(1/4)EaNI; Trizma carbonate; TRIS carbonate; MFCD00038952; Tris(hydroxymethyl)aminomethane carbonate; soda; bis(tris buffer); Trizma(R) carbonate; carbonic acid-2-amino-2-(hydroxymethyl)propane-1,3-diol(1:2)

物化性质

• 沸点: 357ºC at 760 mmHg
• 分子式: C₉H₂₄N₂O₉
• 分子量: 304.29500
• 闪点: 169.7ºC
• 精确质量: 304.14800
• PSA: 230.95000
• 外观性状: 白色结晶粉末
• 储存条件:

  2-8 ºC保存。

• 稳定性:

  远离氧化物，酸。

• 水溶解性: H2O: 0.1 M at 20 °C, clear, colorless
• 计算化学:

  1.疏水参数计算参考值（XlogP）:无

  2.氢键供体数量:10

  3.氢键受体数量:11

  4.可旋转化学键数量:6

  5.互变异构体数量:无

  6.拓扑分子极性表面积231

  7.重原子数量:20

  8.表面电荷:0

  9.复杂度:80.3

  10.同位素原子数量:0

  11.确定原子立构中心数量:0

  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:3

• 更多:

  1. 性状：固体。

  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：未确定 。

MSDS

Name: Tris (Hydroxymethyl) Aminomethane Carbonate Material Safety Data Sheet Synonym: Non CAS: 68123-29-5 Section 1 - Chemical Product MSDS Name:Tris (Hydroxymethyl) Aminomethane Carbonate Material Safety Data Sheet Synonym:Non Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 68123-29-5 Tris (Hydroxymethyl) Aminomethane Carb 100.0 268-546-4 Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Not available. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. Ingestion: May cause irritation of the digestive tract. Inhalation: May cause respiratory tract irritation. Chronic: No information found. Section 4 - FIRST AID MEASURES Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid. Skin: Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists. Ingestion: If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid. Inhalation: If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid. Notes to Physician: 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. Extinguishing Media: For small fires, use dry chemical, carbon dioxide, water spray or alcohol-resistant foam. 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. Section 7 - HANDLING and STORAGE Handling: Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Storage: Store in a cool, dry, well-ventilated area away from incompatible substances. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Good general ventilation should be sufficient to control airborne levels. Exposure Limits CAS# 68123-29-5: 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 gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. 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: Solid Color: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 132-134C Autoignition Temperature: Not applicable. Flash Point: Not applicable. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Soluble in water. Specific Gravity/Density: Molecular Formula: C6H22N2O6.H2CO3 Molecular Weight: 218.1638 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: High temperatures. Incompatibilities with Other Materials: Strong oxidizing agents Hazardous Decomposition Products: Not available. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 68123-29-5 unlisted. LD50/LC50: Not available. Carcinogenicity: Tris (Hydroxymethyl) Aminomethane Carbonate - Not listed by ACGIH, IARC, or NTP. Section 12 - ECOLOGICAL INFORMATION Section 13 - DISPOSAL CONSIDERATIONS Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling. Section 14 - TRANSPORT INFORMATION IATA Not regulated as a hazardous material. IMO Not regulated as a hazardous material. 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: WGK (Water Danger/Protection) CAS# 68123-29-5: No information available. Canada CAS# 68123-29-5 is listed on Canada's NDSL List. CAS# 68123-29-5 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 68123-29-5 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): 26-36
• WGK德国: 3
• 海关编码: 2916399090

海关

海关编码	2916399090
中文概述	2916399090 其他芳香一元羧酸. 增值税率:17.0% 退税率:9.0% 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, 丙烯酸、丙烯酸盐或酯应报明包装
Summary	2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%