三(环戊二烯)镧(III) | 1272-23-7

• 物质功能分类: 化学试剂 - 有机试剂 - 烯烃（环状与无环状）
• 分子结构分类: 有机化合物 - 碳氢化合物 - 芳香烃
• 中文名称: 三(环戊二烯)镧(III)
• 中文别名: 三(环戊二烯)化镧；三(环戊二烯)化镧(III)
• 英文名称: Tris(cyclopentadienyl)lanthanum(III)
• 英文别名: cyclopenta-1,3-diene;lanthanum(3+)
• CAS: 1272-23-7
• 化学式: C15H15La
• 分子量: 334.18
• InChiKey: DYPIGRVRIMDVFA-UHFFFAOYSA-N

物化性质

• 熔点：
  275 °C (dec.)(lit.)
• 闪点：
  >230 °F
• 稳定性/保质期：

  如果按照规格使用和储存，则不会分解，并无已知的危险反应。应避免氧化物、水分/潮湿以及空气，因为它们会与水发生强烈反应。

计算性质

• 辛醇/水分配系数(LogP)：
  4.22
• 重原子数：
  16
• 可旋转键数：
  0
• 环数：
  3.0
• sp3杂化的碳原子比例：
  0.0
• 拓扑面积：
  0
• 氢给体数：
  0
• 氢受体数：
  3

安全信息

• 危险等级：
  4.1
• 危险品标志：
  F
• 安全说明：
  S,S43,S7/8
• 危险类别码：
  R11
• 包装等级：
  III
• 危险类别：
  4.1
• WGK Germany：
  3
• 危险品运输编号：
  UN 3395 4
• 危险标志：
  GHS02
• 危险性描述：
  H228,H261
• 危险性防范说明：
  P210,P231 + P232,P422

SDS

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Section 1: Product Identification
Chemical Name: Tris(cyclopentadienyl)lanthanum (99.9%-La) (REO)
CAS Registry Number: 1272-23-7
Formula: (C5H5)3La
EINECS Number: 215-049-5
Chemical Family: metallocene
Synonym: tris(eta5-2,4-cyclopentadien-1-yl)lanthanum, lanthanum dicyclopentadienide

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Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 1272-23-7 100% no data no data

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Section 3: Hazards Identification
Emergency Overview: May be irritating to skin, eyes, and mucous membranes. May be harmful if swallowed.
Primary Routes of Exposure: Ingestion, inhalation
Eye Contact: May cause slight to mild irritation of the eyes.
Skin Contact: May cause slight to mild irritation of the skin.
Inhalation: May cause irritation to the nose, mucous membranes and respiratory tract.
Ingestion: No information available on the effects of ingestion.
Acute Health Affects: May be 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: no data
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 organic fumes.
Decomposion Products:
Unusual Fire or Explosion Hazards: Flammable solid. Dust may form explosive mixtures with air.

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SECTION 6: Accidental Release Measures
Small spills can be mixed with vermiculite, sodium carbonate or other suitable non-combustible adsorbent and
Spill and Leak Procedures:
swept up.

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SECTION 7: Handling and Storage
Store and handle the material under an inert atmosphere of dry nitrogen or argon. Keep away from heat, air
Handling and Storage:
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 to off-white xtl.
Molecular Weight: 334.19
Melting Point: 295° dec.
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 sensitive, moisture sensitive
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: Air and moisture. Keep away from ignition sources.
Incompatibility: halogens and oxidizing agents
Decomposition Products: carbon dioxide, carbon monoxide, lanthanum oxide and organic fumes.

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SECTION 11: Toxicological Information
RTECS Data: No information available in the RTECS files.
Carcinogenic Effects: no data available
Mutagenic Effects: no data available
Tetratogenic Effects: no data available

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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: Not 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