Name:
Lithium tert-butoxide 2.2m solution in thf
Synonym:
CAS:
109-99-9
Section 1 - Chemical Product
MSDS Name:Lithium tert-butoxide 2.2m solution in thf
Synonym:
Synonym:
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
| CAS# | Chemical Name | emsds | EINECS# |
| 109-99-9 | Tetrahydrofuran | 79-81 | 203-726-8 |
| Hazard Symbols: F C Risk Phrases: 11 14 35 |
Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Highly flammable. Reacts violently with water. Causes severe burns.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract.
Chronic:
Not available.
Highly flammable. Reacts violently with water. Causes severe burns.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract.
Chronic:
Not available.
Section 4 - FIRST AID MEASURES
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do not induce vomiting. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:
Treat symptomatically and supportively.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Do not induce vomiting. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:
Treat symptomatically and supportively.
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. Will burn if involved in a fire. Water Reactive.
Material will react with water and may release a flammable and/or toxic gas. Flammable liquid and vapor.
Extinguishing Media:
Do NOT use carbon dioxide. DO NOT USE WATER OR FOAM. Smother with dry sand, dry clay, dry ground limestone (CaCO3), or use approved Class D extinguishers.
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Will burn if involved in a fire. Water Reactive.
Material will react with water and may release a flammable and/or toxic gas. Flammable liquid and vapor.
Extinguishing Media:
Do NOT use carbon dioxide. DO NOT USE WATER OR FOAM. Smother with dry sand, dry clay, dry ground limestone (CaCO3), or use approved Class D extinguishers.
Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Remove all sources of ignition.
Use a spark-proof tool. Do not expose spill to water.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Remove all sources of ignition.
Use a spark-proof tool. Do not expose spill to water.
Section 7 - HANDLING and STORAGE
Handling:
Do not allow water to get into the container because of violent reaction. Use spark-proof tools and explosion proof equipment. Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Handle under an inert atmosphere. Do not allow contact with water. Use only in a chemical fume hood.
Storage:
Keep away from sources of ignition. Store in a cool, dry place. Do not store in direct sunlight. Store in a tightly closed container.
Keep away from water. Flammables-area. Corrosives area. Store under nitrogen.
Do not allow water to get into the container because of violent reaction. Use spark-proof tools and explosion proof equipment. Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Handle under an inert atmosphere. Do not allow contact with water. Use only in a chemical fume hood.
Storage:
Keep away from sources of ignition. Store in a cool, dry place. Do not store in direct sunlight. Store in a tightly closed container.
Keep away from water. Flammables-area. Corrosives area. Store under nitrogen.
Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate general or local explosion-proof ventilation to keep airborne levels to acceptable levels.
Exposure Limits CAS# 109-99-9: United Kingdom, WEL - TWA: 50 ppm TWA; 150 mg/m3 TWA United Kingdom, WEL - STEL: 100 ppm STEL; 300 mg/m3 STEL United States OSHA: 200 ppm TWA; 590 mg/m3 TWA Belgium - TWA: 200 ppm VLE; 599 mg/m3 VLE Belgium - STEL: 100 ppm VLE; 300 mg/m3 VLE France - VME: 200 ppm VME; 590 mg/m3 VME Germany: 50 ppm TWA; 150 mg/m3 TWA Germany: Skin absorber Japan: 200 ppm OEL; 590 mg/m3 OEL Malaysia: 200 ppm TWA; 590 mg/m3 TWA Netherlands: 100 ppm MAC; 300 mg/m3 MAC Russia: 100 mg/m3 TWA Spain: 50 ppm VLA-ED; 150 mg/m3 VLA-ED Spain: 100 ppm VLA-EC; 300 mg/m3 VLA-EC CAS# 1907-33-1: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
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.
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate general or local explosion-proof ventilation to keep airborne levels to acceptable levels.
Exposure Limits CAS# 109-99-9: United Kingdom, WEL - TWA: 50 ppm TWA; 150 mg/m3 TWA United Kingdom, WEL - STEL: 100 ppm STEL; 300 mg/m3 STEL United States OSHA: 200 ppm TWA; 590 mg/m3 TWA Belgium - TWA: 200 ppm VLE; 599 mg/m3 VLE Belgium - STEL: 100 ppm VLE; 300 mg/m3 VLE France - VME: 200 ppm VME; 590 mg/m3 VME Germany: 50 ppm TWA; 150 mg/m3 TWA Germany: Skin absorber Japan: 200 ppm OEL; 590 mg/m3 OEL Malaysia: 200 ppm TWA; 590 mg/m3 TWA Netherlands: 100 ppm MAC; 300 mg/m3 MAC Russia: 100 mg/m3 TWA Spain: 50 ppm VLA-ED; 150 mg/m3 VLA-ED Spain: 100 ppm VLA-EC; 300 mg/m3 VLA-EC CAS# 1907-33-1: Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
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: Liquid
Color: light yellow
Odor: solvent odor
pH: >7
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: vigorous reaction
Specific Gravity/Density: 0.890
Molecular Formula: C4H9LiO
Molecular Weight: 80.06
Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Reacts violently with water. Moisture sensitive.
Conditions to Avoid:
Incompatible materials, ignition sources, exposure to moist air or water.
Incompatibilities with Other Materials:
Oxidizing materials, water, acids.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide, lithium oxide.
Hazardous Polymerization: Has not been reported
Reacts violently with water. Moisture sensitive.
Conditions to Avoid:
Incompatible materials, ignition sources, exposure to moist air or water.
Incompatibilities with Other Materials:
Oxidizing materials, water, acids.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide, lithium oxide.
Hazardous Polymerization: Has not been reported
Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 109-99-9: LU5950000 CAS# 1907-33-1: UB8520000 LD50/LC50:
CAS# 109-99-9: Inhalation, rat: LC50 = 21000 ppm/3H; Oral, rat: LD50 = 1650 mg/kg.
CAS# 1907-33-1: Oral, mouse: LD50 = 1682 mg/kg.
Carcinogenicity:
Tetrahydrofuran - ACGIH: A3 - Confirmed animal carcinogen with unknown relevance to 2-Propanol, 2-methyl-, lithium salt - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
CAS# 109-99-9: LU5950000 CAS# 1907-33-1: UB8520000 LD50/LC50:
CAS# 109-99-9: Inhalation, rat: LC50 = 21000 ppm/3H; Oral, rat: LD50 = 1650 mg/kg.
CAS# 1907-33-1: Oral, mouse: LD50 = 1682 mg/kg.
Carcinogenicity:
Tetrahydrofuran - ACGIH: A3 - Confirmed animal carcinogen with unknown relevance to 2-Propanol, 2-methyl-, lithium salt - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
Section 12 - ECOLOGICAL INFORMATION
Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.
Section 14 - TRANSPORT INFORMATION
IATA
Shipping Name: CORROSIVE LIQUID, FLAMMABLE, N.O.S.*
Hazard Class: 8 (3)
UN Number: 2920
Packing Group: I
IMO
Shipping Name: CORROSIVE LIQUID, FLAMMABLE, N.O.S.
Hazard Class: 8 (3)
UN Number: 2920
Packing Group: I
RID/ADR
Shipping Name: FLAMMABLE LIQUID, CORROSIVE, N.O.S.
Hazard Class: 3 (8)
UN Number: 2924
Packing group: I
USA RQ: CAS# 109-99-9: 1000 lb final RQ; 454 kg final RQ
Section 15 - REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: F C
Risk Phrases:
R 11 Highly flammable.
R 14 Reacts violently with water.
R 35 Causes severe burns.
Safety Phrases:
S 6A Keep under nitrogen.
S 16 Keep away from sources of ignition - No
smoking.
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
S 43E In case of fire, use dry sand (never use
water).
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 109-99-9: 1
CAS# 1907-33-1: No information available.
Canada
CAS# 109-99-9 is listed on Canadas DSL List.
CAS# 1907-33-1 is listed on Canadas NDSL List.
CAS# 109-99-9 is listed on Canadas Ingredient Disclosure List.
CAS# 1907-33-1 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 109-99-9 is listed on the TSCA inventory.
CAS# 1907-33-1 is listed on the TSCA inventory.
