Di-1H-inden-1-yl(dimethyl)silane

Modify Date: 2024-02-04 11:31:26

Di-1H-inden-1-yl(dimethyl)silane structure	Common Name	Di-1H-inden-1-yl(dimethyl)silane
	CAS Number	136946-83-3	Molecular Weight	288.458
	Density	1.1±0.1 g/cm3	Boiling Point	425.8±34.0 °C at 760 mmHg
	Molecular Formula	C₂₀H₂₀Si	Melting Point	85-87ºC(lit.)
	MSDS	N/A	Flash Point	197.9±19.2 °C

Name	dimethylbis(indenyl)silane
Synonym	More Synonyms

Density	1.1±0.1 g/cm3
Boiling Point	425.8±34.0 °C at 760 mmHg
Melting Point	85-87ºC(lit.)
Molecular Formula	C₂₀H₂₀Si
Molecular Weight	288.458
Flash Point	197.9±19.2 °C
Exact Mass	288.133423
LogP	6.09
Appearance of Characters	liquid \| viscous yellow
Vapour Pressure	0.0±1.0 mmHg at 25°C
Index of Refraction	1.616

Section 1: Product Identification
Chemical Name:Dimethylbis(indenyl)silane, min. 98%
CAS Registry Number:136946-83-3
Formula:(CH3)2Si(C9H7)2
EINECS Number:none
Chemical Family:organosilicon compounds

Synonym:Bis(indenyl)dimethylsilane, min. 98%

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound136946-83-3100%no datano data

Section 3: Hazards Identification
Emergency Overview:Irritating to skin, eyes, and respiratory tract. May be harmful through inhalation and ingestion.
Primary Routes of Exposure:Ingestion, inhalation, skin, eyes
Eye Contact:Causes moderate 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 specific information is available on the physiological effects of ingestion. May be harmful if swallowed.
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
Inhalation:
in 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:no data
Explosion Limits:no data
Extinguishing Medium:carbon dioxide or dry powder
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic and corrosive fumes.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

SECTION 6: Accidental Release Measures
Spill and Leak Procedures:Small spills can be absorbed into vermiculite or other suitable adsorbent. Sweep up and dispose of properly.

SECTION 7: Handling and Storage
Handling and Storage:Store the material in a cool, dry place in a tightly sealed container.

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 protective clothing and gloves. Consult with glove manufacturer to determine the proper type of glove.
Ventilation:Handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:Handle the material in an efficient fume hood.
Additional Protection:No additional protection required.

SECTION 9: Physical and Chemical Properties
Color and Form:viscous yellow liquid
Molecular Weight:288.46
Melting Point:no data
Boiling Point:no data
Vapor Pressure:no data
Specific Gravity:no data
Odor:not determined
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:air and moisture stable
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:Strong oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, silicon dioxide, 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 federal, state, and local 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