Cerium triacetate | 537-00-8

• 物质功能分类: 有机原料 - 有机金属盐
• 分子结构分类: 有机化合物 - 有机酸及其衍生物 - 羧酸及其衍生物
• 英文名称: Cerium triacetate
• 英文别名: cerium(3+);triacetate
• CAS: 537-00-8
• 化学式: C6H9CeO6
• 分子量: 317.25
• InChiKey: VGBWDOLBWVJTRZ-UHFFFAOYSA-K

物化性质

• 熔点：
  308°C (dec.)
• 沸点：
  decomposes [CRC10]
• LogP：
  2.35
• 物理描述：
  DryPowder; OtherSolid, Liquid
• 稳定性/保质期：

  按规格使用和贮存，不会发生分解，避免与氧化物接触。

计算性质

• 辛醇/水分配系数(LogP)：
  -3.73
• 重原子数：
  13
• 可旋转键数：
  0
• 环数：
  0.0
• sp3杂化的碳原子比例：
  0.5
• 拓扑面积：
  120
• 氢给体数：
  0
• 氢受体数：
  6

ADMET

毒理性

• 副作用

纤维原性 - 引发组织损伤和纤维化（疤痕形成）。

Fibrogenic - Inducing tissue injury and fibrosis (scarring).

来源:Haz-Map, Information on Hazardous Chemicals and Occupational Diseases

安全信息

• TSCA：
  No

SDS

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Section 1: Product Identification
Chemical Name: Cerium (III) acetate, hydrate(99.9%-Ce) (REO)
CAS Registry Number: 537-00-8
Formula: Ce(OOCCH3)3.XH2O
EINECS Number: 208-654-0
Chemical Family: metal acetate salt
Synonym: Acetic acid, cerium(3+) salt, cerium triacetate

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Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 537-00-8 100% no data no data

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Section 3: Hazards Identification
Emergency Overview: Irritating to eyes, skin and respiratory tract. May be harmful if swallowed.
Primary Routes of Exposure: Ingestion
Eye Contact: Causes slight to mild irritation of the eyes.
Skin Contact: Causes slight to mild irritation of the skin.
Inhalation: Irritating to the nose, mucous membranes and respiratory tract.
Ingestion: No information on the physiological effects of ingestion.
Acute Health Affects: Irritating to skin, eyes and respiratory tract.
Chronic Health Affects: No information available on long-term chronic effects.
NTP: No
IARC: No
OSHA: No

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SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in
Inhalation:
breathing, coughing, wheezing or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.

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SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: none
Explosion Limits: none
Extinguishing Medium: carbon dioxide or dry powder
If this product is involved in a fire, firefighters should be equipped with NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and If involved in a fire this material may emit toxic and corrosive fumes.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazard.

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SECTION 6: Accidental Release Measures
Spill and Leak Procedures: Small spills can be mixed with powdered sodium carbonate or ground limestone and swept up.

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SECTION 7: Handling and Storage
Handling and Storage: Store the material in a sealed container. Keep away from heat and moisture.

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SECTION 8: Exposure Controls and Personal Protection
Eye Protection: Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection: Wear appropriate chemical resistant gloves and protective clothing.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respiratory
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
Additional Protection: No additional protection required.

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SECTION 9: Physical and Chemical Properties
Color and Form: white powder
Molecular Weight: 317.26
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: none
Solubility in Water: insoluble

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SECTION 10: Stability and Reactivity
Stability: air and moisture stable
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: none
Incompatibility: oxidizing agents
Decomposition Products: carbon monoxide, carbon dioxide, cerium oxide and organic fumes

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SECTION 11: Toxicological Information
RTECS Data: Intravenous (human); TDLo: 2mg/kg
Carcinogenic Effects: no data
Mutagenic Effects: no data
Tetratogenic Effects: no data

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SECTION 12: Ecological Information
Ecological Information: No information available

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SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.

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SECTION 14: Transportation
Shipping Name (CFR): Non-hazardous
Hazard Class (CFR): NA
Additional Hazard Class (CFR): NA
Packaging Group (CFR): NA
UN ID Number (CFR): NA
Shipping Name (IATA): Non-hazardous
Hazard Class (IATA): NA
Additional Hazard Class (IATA): NA
Packaging Group (IATA): NA
UN ID Number (IATA): NA

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SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory
SARA (Title 313): Title compound not listed.
Second Ingredient: none

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SECTION 16 - ADDITIONAL INFORMATION
N/A

制备方法与用途

用途 用于汽车尾气净化和催化剂等。

类别 有毒物质

毒性分级 高毒

急性毒性 静脉注射于人：LD50为2毫克/公斤

可燃性危险特性 对神经系统有害，热分解时产生辛辣刺激烟雾

储运特性 库房应低温、通风干燥，并与食品原料分开存放

灭火剂 水、二氧化碳、泡沫、干粉

反应信息

• 作为反应物：
  描述：

  9-Chloro-7,7a,8,9,10,10a-hexahydro-cyclopenta[a]phenalene 、 重铬酸钠 、 Cerium triacetate 以38%的产率得到
  参考文献：
  名称：

  SUGIHARA YOSHIKAZU; FUJITA HITOSHI; MURATA ICHIRO, J. CHEM. SOC. CHEM. COMMUN.,(1986) N 14, 1130-1131

  摘要：

  DOI：
• 作为产物：
  描述：

  Cerium(III) carbonate 以 溶剂黄146 为溶剂， 生成 Cerium triacetate
  参考文献：
  名称：

  Method of making a support containing an alumina-ceria washcoat for a

  摘要：

  本发明揭示了一种高表面积的氧化铈-氧化铝涂层，其中氧化铈是由乙酸铈制备的。

  公开号：

  US05081095A1

文献信息

• Novel catalyst for selective NOx reduction using hydrocarbons
  申请人：Marshall L. Christopher

  公开号：US20050101473A1

  公开（公告）日：2005-05-12

  A two phase catalyst is disclosed with one or more transition metals such as Cu, Co, Fe, Ag and Mo supported on a molecular sieve having a pore size not greater than 8 Å along with a stabilizing oxide of one or more of the oxides of Zr, Mo, V, Nb or the rare earths coating the molecular sieve. A method of preparing the two phase catalyst and using same to remediate NO x in combustion gases is also described.

  本发明公开了一种两相催化剂，其中一种或多种过渡金属（如Cu、Co、Fe、Ag和Mo）支持在具有孔径不大于8Å的分子筛上，并且一种或多种Zr、Mo、V、Nb或稀土氧化物的稳定氧化物包覆在分子筛上。还描述了制备该两相催化剂的方法，并将其用于治理燃烧废气中的NOx。
• Process for the manufacture of glycols and glycol nono-esters
  申请人：Montedison S.p.A.

  公开号：US04061868A1

  公开（公告）日：1977-12-06

  There is provided an improvement in the process for the preparation of organic monoesters of vicinal glycols and the corresponding free glycols by reacting an olefin with oxygen, water and a carboxylic acid, in the liquid phase, at an initial pH of lower than 7, the improvement comprising contacting the reaction mixture with a catalyst system consisting essentially of (i) iodine or an iodine compound selected from the group consisting essentially of copper iodide, manganese iodide, cerium iodide, an alkali metal iodide, an alkali earth metal iodide and the iodohydride of the olefin, (ii) a copper compound selected from the group consisting essentially of copper oxide, copper hydroxide, copper carbonate, copper iodide, and a copper salt of the carboxylic acid, and (iii) an activating ion selected from the group consisting of manganese cation, cerium cation, an alkali metal cation, an alkaline earth metal cation, nitric anion or a mixture of any of the foregoing, wherein the molar ratio of the carboxylic acid to water is lower than 1, the molar ratio of copper to water is equal to or lower than 2 moles of copper per 100 moles of water, and the molar ratio of iodine to copper is lower than 1.

  提供了一种改进的方法，用于制备有机单酯和相应的游离二元醇，通过在液相中将烯烃与氧气、水和羧酸反应，在初始pH小于7的条件下，改进包括将反应混合物与催化剂系统接触，催化剂系统主要包括（i）碘或从铜碘化物、锰碘化物、铈碘化物、碱金属碘化物、碱土金属碘化物和烯烃的碘氢化物中选择的碘化合物，（ii）从氧化铜、氢氧化铜、碳酸铜、碘化铜和羧酸铜盐中选择的铜化合物，以及（iii）从锰阳离子、铈阳离子、碱金属阳离子、碱土金属阳离子、硝酸根离子或任何上述离子的混合物中选择的活化离子，其中羧酸与水的摩尔比小于1，铜与水的摩尔比等于或小于2摩尔铜/100摩尔水，碘与铜的摩尔比小于1。
• Catalyst support material having high oxygen storage capacity and method of preparation thereof
  申请人：——

  公开号：US20020132732A1

  公开（公告）日：2002-09-19

  Mixed oxides of cerium oxide and zirconium oxides having a high oxygen storage and high oxygen release rate are disclosed. The mixed oxides are made of polycrystalline particles of cerium oxide and zirconium oxide having a controlled domain structure on the subcrystalline level wherein adjacent domains within a single crystallite have a different ratio of zirconium and cerium. The mixed oxides are prepared by a co-precipitation technique using mixed salt solutions of cerium and zirconium having a solid content of at least 23%, based on an oxide basis.

  本发明公开了具有高氧储存和高氧释放速率的氧化铈和氧化锆混合氧化物。混合氧化物由具有受控领域结构的氧化铈和氧化锆的多晶颗粒组成，在单个晶粒内相邻的领域具有不同的氧化锆和氧化铈比例。混合氧化物是通过使用固体含量至少为23％（以氧化物为基础）的铈和锆混合盐溶液的共沉淀技术制备的。
• Catalyst for selective NOx reduction using hydrocarbons
  申请人：UChicago Argonne, LLC

  公开号：US07220692B2

  公开（公告）日：2007-05-22

  A two phase catalyst is disclosed with one or more transition metals such as Cu, Co, Fe, Ag and Mo supported on a molecular sieve having a pore size not greater than 8 Å along with a stabilizing oxide of one or more of the oxides of Zr, Mo, V, Nb or the rare earths coating the molecular sieve. A method of preparing the two phase catalyst and using same to remediate NOx in combustion gases is also described.

  揭示了一种双相催化剂，其中包含一种或多种过渡金属，例如Cu、Co、Fe、Ag和Mo，支持在具有孔径不大于8Å的分子筛上，并且还有一种或多种稳定氧化物的涂层，这些氧化物包括Zr、Mo、V、Nb或稀土元素的氧化物。还描述了制备这种双相催化剂的方法，并使用它来净化燃烧气中的NOx。
• FUKUZAWA SHIN-ICHI; FUJINAMI TATSUO; YAMAUCHI SHOJI; SAKAI SHIZUYOSHI, J. CHEM. SOC. PERKIN TRANS.,(1986) N 11, 1929-1932
  作者：FUKUZAWA SHIN-ICHI、 FUJINAMI TATSUO、 YAMAUCHI SHOJI、 SAKAI SHIZUYOSHI

  DOI：——

  日期：——

表征谱图