tert-butylphosphane

Modify Date: 2024-01-02 10:38:58

tert-butylphosphane Structure
tert-butylphosphane structure
Common Name tert-butylphosphane
CAS Number 2501-94-2 Molecular Weight 90.10390
Density N/A Boiling Point 73.3ºC at 760 mmHg
Molecular Formula C4H11P Melting Point 4ºC
MSDS N/A Flash Point N/A

 Names

Name tert-butylphosphane
Synonym More Synonyms

 Chemical & Physical Properties

Boiling Point 73.3ºC at 760 mmHg
Melting Point 4ºC
Molecular Formula C4H11P
Molecular Weight 90.10390
Exact Mass 90.05980
PSA 13.59000
LogP 1.66000
Vapour Pressure 125mmHg at 25°C

 MSDS


Section 1: Product Identification
Chemical Name:t-Butylphosphine, min. 95% TBP
CAS Registry Number:2501-94-2
Formula:(C4H9)PH2
EINECS Number:none
Chemical Family:organophosphorus ligand
Synonym:tert-Butylphosphane; (1,1-dimethylethyl)phosphane; 1,1-dimethylethylphosphine

Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title compound2501-94-2100%no datano data

Section 3: Hazards Identification
Material has an intensely pungent odor. Toxic by inhalation, in contact with skin and if swallowed. Inhalation of
Emergency Overview:
vapors may lead to headache and dizziness. Irritating to skin, eyes and respiratory tract.
Primary Routes of Exposure:Ingestion, skin, inhalation
Eye Contact:Causes mild to severe irritation of the eyes.
Skin Contact:Liquid may burst into flame in air causing thermal burns to skin.
Toxic by inhalation. Inhalation may lead to headaches and dizziness. Irritating to nose and mucous
Inhalation:
membranes.
Ingestion:Toxic if swallowed. May cause vomiting and diarrhea.
Acute Health Affects:Toxic by inhalation, in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Chronic Health Affects:No information 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:no data
Autoignition Temperature:pyrophoric
Explosion Limits:no data
Extinguishing Medium:carbon dioxide, dry powder or foam
If this product is involved in a fire, fire fighters should be equipped with a 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 and vapors of phosphorus pentoxide.
Decomposion Products:
Material is pyrophoric. May spontaneously ignite if exposed to air, especially when in contact with organic
Unusual Fire or Explosion Hazards:
matter.

SECTION 6: Accidental Release Measures
Small spills can be mixed with vermiculite or other suitable adsorbents. Spillage in areas not adequately
Spill and Leak Procedures:ventilated will require an evacuation site. Material may spontaneously ignite. Avoid static electricity.
Emergency response teams will require self-contained breathing apparatus.

SECTION 7: Handling and Storage
Handling and Storage:Material must be handled and stored under an inert atmosphere of nitrogen or argon.

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.
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:colorless liquid
Molecular Weight:90.1
Melting Point:no data
Boiling Point:54C°
Vapor Pressure:no data
Specific Gravity:0.7
Odor:intensely pungent odor
Solubility in Water:insoluble

SECTION 10: Stability and Reactivity
Stability:air sensitive liquid
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:contact with air. Material may spontaneously ignite on exposure to oxygen.
Incompatibility:oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, phosphorus oxides and organic fumes

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

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):Pyrophoric liquids, Organic, N.O.S.
Hazard Class (CFR):4.2
Additional Hazard Class (CFR):NA
Packaging Group (CFR):I
UN ID Number (CFR):UN# 2845
Shipping Name (IATA):Forbidden
Hazard Class (IATA):NA
Additional Hazard Class (IATA):NA
Packaging Group (IATA):NA
UN ID Number (IATA):UN# 2845

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


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Risk Phrases 17-26-34
Safety Phrases 9-43-45
RIDADR UN 2845
Hazard Class 4.2

 Synthetic Route

~82%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Rohm and Haas Electronic Materials, L.L.C. Patent: US2005/33073 A1, 2005 ; Location in patent: Page 6 ;

~63%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Krolevets, A. A.; Antipova, V. V.; Popov, A. G.; Adamov, A. V.; Martynov, I. V. Bulletin of the Academy of Sciences of the USSR, Division of Chemical Science (English Translation), 1987 , vol. 36, # 9 p. 1989 Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, 1987 , # 9 p. 2138

~36%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Atwood, David A.; Cowley, Alan H.; Harris, Paul R.; Jones, Richard A.; Koschmieder, Stefan U.; Nunn, Christine M. Journal of Organometallic Chemistry, 1993 , vol. 449, # 1-2 p. 61 - 67

~%

Detail
Literature: Schaefer, H.; Binder, D. Zeitschrift fuer Anorganische und Allgemeine Chemie, 1988 , vol. 557, p. 45 - 58

~%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Schaefer, H.; Binder, D. Zeitschrift fuer Anorganische und Allgemeine Chemie, 1988 , vol. 557, p. 45 - 58

~%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Veits, Yu. A.; Nasonova, N. S.; Karlstedt, N. B.; Neganova, E. G.; Beletskaya, I. P. Russian Journal of Organic Chemistry, 1995 , vol. 31, # 2 p. 156 - 158 Zhurnal Organicheskoi Khimii, 1995 , vol. 31, # 2 p. 179 - 182

~%

tert-butylphosphane Structure

tert-butylphosphane

CAS#:2501-94-2

Literature: Standard Oil Co. of Indiana Patent: US2584112 , 1950 ; Full Text Show Details Hoff; Hill Journal of Organic Chemistry, 1959 , vol. 24, p. 356,358

~23%

Detail
Literature: Sinyashin, O. G.; Gorshunov, I. Yu.; Chernov, A. N.; Il'yasov, A. V.; Batyeva, E. S.; Pudovik, A. N. J. Gen. Chem. USSR (Engl. Transl.), 1988 , vol. 58, # 10 p. 2206 - 2212,1965 - 1970

 Synonyms

dimethyl phosphino ethane
tert-C4H9PH2
mono-t-butyl-phosphine
mono-1,1-dimethylethylphosphine
tertiary butyl phosphine
Tert-butyl phosphine
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