329735-72-0

329735-72-0 structure
329735-72-0 structure
  • Name: TRIS(METHYLCYCLOPENTADIENYL)YTTRIUM (III)
  • Chemical Name: 2-methylcyclopenta-1,3-diene,yttrium(3+)
  • CAS Number: 329735-72-0
  • Molecular Formula: C18H21Y
  • Molecular Weight: 326.26500
  • Create Date: 2018-12-21 10:08:08
  • Modify Date: 2024-01-06 18:54:39

Name 2-methylcyclopenta-1,3-diene,yttrium(3+)
Synonyms Tris(methylcyclopentadienyl)yttrium(III)
Yttrium,tris[(1,2,3,4,5-h)-1-methyl-2,4-cyclopentadien-1-yl]
MFCD00145485
Tris(methylcyclopentadienyl)yttrium
Molecular Formula C18H21Y
Molecular Weight 326.26500
Exact Mass 326.07000
LogP 4.23480

Section 1: Product Identification
Chemical Name:Tris(methylcyclopentadienyl)yttrium (99.9%-Y) (REO)
CAS Registry Number:329735-72-0
Formula:(CH3C5H4)3Y
EINECS Number:none
Chemical Family:metallocene
Synonym:none

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound329735-72-0100%1mg/m3 as Y1mg/m3 as Y

Section 3: Hazards Identification
Emergency Overview:Irritating to skin, eyes and respiratory tract. Moisture may liberate heat and vapors of methylcyclopentadiene.
Primary Routes of Exposure:Ingestion, eyes, inhalation, skin
Eye Contact:Causes slight to mild irritation of the eyes.
Skin Contact:Causes slight to mild irritation of the skin. Moisture can cause hydrolysis and possible thermal burns.
Inhalation:Irritating to the nose, mucous membranes and respiratory tract.
No specific information on the physiological effects of ingestion. Ingestion may lead to thermal burns, vomiting
Ingestion:
and diarrhea.
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

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.

SECTION 5: Fire Fighting Measures
Flash Point:not applicable
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:carbon dioxide, 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 andIf involved in a fire this material may emit toxic organic fumes.
Decomposion Products:
Unusual Fire or Explosion Hazards: Flammable solid. Evolves flammable n-methylcyclopentadiene with water.

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

SECTION 7: Handling and Storage
Handling and Storage:Handle and store the material under an inert atmosphere of nitrogen or argon. Keep away from heat.

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:The material will react with air and moisture. Handle under an inert atmosphere of nitrogen or argon.
If in form of fine dust and ventilation is not available a respirator should be worn. The use of respirators
Respirator:
requires a Respiratory Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:The material will react with air and moisture. Handle under an inert atmosphere of nitrogen or argon.
Additional Protection:No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:yellow xtl.
Molecular Weight:326.27
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Odor:none
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:air and moisture sensitive
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:Contact with air or water.
Incompatibility:Water, alcohols, oxidizers, oxygen, halogens, halocarbons, mineral acids.
Decomposition Products:carbon monoxide, carbon dioxide, yttrium oxide and organic fumes.

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

SECTION 12: Ecological Information
Ecological Information:No information available.

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

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

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


SECTION 16 - ADDITIONAL INFORMATION
N/A
RIDADR UN3181
Packaging Group III
Hazard Class 4.1