Name:
Tetrabutylammonium borohydride 98%
Synonym:
CAS:
33725-74-5
Section 1 - Chemical Product
MSDS Name:Tetrabutylammonium borohydride 98%
Synonym:
Synonym:
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
| CAS# | Chemical Name | emsds | EINECS# |
| 33725-74-5 | Tetrabutylammonium borohydride, 98% | 98% | 251-658-2 |
| Hazard Symbols: XI F Risk Phrases: 15 36/37/38 |
Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Contact with water liberates extremely flammable gases. Irritating to eyes, respiratory system and skin.Water-reactive.Highly flammable.The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air).
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Not available.
Contact with water liberates extremely flammable gases. Irritating to eyes, respiratory system and skin.Water-reactive.Highly flammable.The toxicological properties of this material have not been fully investigated.Hygroscopic (absorbs moisture from the air).
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation.
Ingestion:
The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation.
Chronic:
Not available.
Section 4 - FIRST AID MEASURES
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Notes to Physician:
Skin:
Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Get medical aid if irritation develops or persists.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid if cough or other symptoms appear.
Notes to Physician:
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. Can burn in a fire, releasing toxic vapors. Water Reactive. Material will react with water and may release a flammable and/or toxic gas.
Extinguishing Media:
Use carbon dioxide or dry chemical.
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Can burn in a fire, releasing toxic vapors. Water Reactive. Material will react with water and may release a flammable and/or toxic gas.
Extinguishing Media:
Use carbon dioxide or dry chemical.
Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.
Section 7 - HANDLING and STORAGE
Handling:
Avoid contact with eyes, skin, and clothing. Do not breathe dust, vapor, mist, or gas. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Water free area.
Avoid contact with eyes, skin, and clothing. Do not breathe dust, vapor, mist, or gas. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Water free area.
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.
Exposure Limits CAS# 33725-74-5: Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower.
Exposure Limits CAS# 33725-74-5: Personal Protective Equipment Eyes: Wear chemical splash goggles.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to minimize contact with skin.
Respirators:
A NIOSH/MSHA approved air purifying dust or mist respirator or European Standard EN 149.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
Physical State: Solid
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 124 - 128 deg C
Autoignition Temperature: Not available.
Flash Point: 140 deg C ( 284.00 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: 140 deg C
Solubility in water: soluble in aprotic solvent
Specific Gravity/Density:
Molecular Formula: C16H40BN
Molecular Weight: 257.30
Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
High temperatures, contact with water.
Incompatibilities with Other Materials:
Strong oxidizing agents, water, acids.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, carbon dioxide, oxides of boron, borane, hydrogen gas.
Hazardous Polymerization: Will not occur.
Stable under normal temperatures and pressures.
Conditions to Avoid:
High temperatures, contact with water.
Incompatibilities with Other Materials:
Strong oxidizing agents, water, acids.
Hazardous Decomposition Products:
Nitrogen oxides, carbon monoxide, carbon dioxide, oxides of boron, borane, hydrogen gas.
Hazardous Polymerization: Will not occur.
Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 33725-74-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Tetrabutylammonium borohydride, 98% - Not listed by ACGIH, IARC, or NTP.
CAS# 33725-74-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Tetrabutylammonium borohydride, 98% - Not listed by ACGIH, IARC, or NTP.
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: WATER-REACTIVE SOLID, N.O.S.*
Hazard Class: 4.3
UN Number: 2813
Packing Group: I
IMO
Shipping Name: WATER-REACTIVE SOLID, N.O.S.
Hazard Class: 4.3
UN Number: 2813
Packing Group: I
RID/ADR
Shipping Name: WATER-REACTIVE SOLID, N.O.S.
Hazard Class: 4.3
UN Number: 2813
Packing group: I
Section 15 - REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI F
Risk Phrases:
R 15 Contact with water liberates extremely
flammable gases.
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 7/8 Keep container tightly closed and dry.
S 25 Avoid contact with eyes.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 33725-74-5: No information available.
Canada
CAS# 33725-74-5 is listed on Canadas NDSL List.
CAS# 33725-74-5 is not listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 33725-74-5 is listed on the TSCA inventory.
