Bis(2-methyl-2-propanyl)phosphine

Basic Information

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CAS Number

819-19-2

Molecular Formula

C8H19P

Molecular Weight

146.21 g/mol

Chemical Classification

Agricultural Chemicals Pesticides Insecticides

Basic Physical Properties

Melting Point

-17°C

Boiling Point

165 ºC

Density

0.79 g/mL at 25 °C

Flash Point

-18 ºC

SMILES

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CC(C)(C)PC(C)(C)C

InChI

InChI=1S/C8H19P/c1-7(2,3)9-8(4,5)6/h9H,1-6H3

InChIKey

CRHWEIDCXNDTMO-UHFFFAOYSA-N

LogP

3.2619000000000016

Topological Polar Surface Area

0.0 Å²

Hydrogen Bond Donor/Acceptor

0 / 0

Complexity

69.7

Safety Information

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GHS Hazard Pictograms

H225

H250

H314

Hazard Statement

H225 Highly Flammable liquid and vapor
Flammable liquids

H250 Catches fire spontaneously if exposed to air
Pyrophoric liquids; Pyrophoric solids

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 4.2 Class 4.2

Stability

Stability Pyrophoric - spontaneously combustible in air. Highly flammable. Note low flashpoint. Air-sensitive. Incompatible with oxidizing agents.

Sensitiveness

air sensitive

Synonyms & References

English

Di-tert-butylphosphine
Di-tert-butylphosphine, 98%
AS-57734
t-Bu2PH
ditert-butylphosphane
di-tert-butylphoshine
BCP05542
DTXSID40231452
Phosphine, di-tert-butyl-
tBu2PH
di-tert-butylphosphane
Di-T-Butylphosphine
Di-tert-butyl phosphine
FT-0600274
Di-tert-butyl-phosphane
BB 0221069
819-19-2
AMY39377
SCHEMBL1423186
MFCD00134241
SCHEMBL700970
(tert-C4H9)2PH
Phosphine, bis(1,1-dimethylethyl)-
di(tert-butyl)phosphine
AKOS015900110
DI-TERT-BUTYLPHOSPHINE
DI-T-BUTYLPHOSPHINE
Dibutylphosphinewtinhexane
Di-tert-butylphosphin
10% Di-t-butylphosphine Hexane Solution

MDL Number

MFCD00134241

FAQ

What are the physical and chemical properties of Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2)?

Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2) is an organic compound with a density of approximately 1.03 g/cm³ at room temperature. It has a molecular weight of 120.21 g/mol and is moderately soluble in common organic solvents like ethanol and acetone. This phosphine exhibits basic properties and is prone to react with acids to form phosphonium salts. It is sensitive to moisture and air, and it can undergo disproportionation in the presence of oxygen.

How is Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2) typically synthesized?

Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2) is typically synthesized through the reaction of diphenylphosphine with (2-methyl-2-propanoyl)zinc iodide. The reaction is carried out in the presence of a base such as potassium carbonate. The selectivity and yield depend on the reaction conditions, including the choice of solvent and temperature. This method provides a practical route for the preparation of this compound.

What industries use Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2)?

Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2) is used in various industries. It is particularly important in the pharmaceutical sector for the synthesis of certain organic compounds. It also finds application in the production of polymers, where it serves as a modifier. Additionally, this compound is used in the development of sensors and semiconductors due to its reactivity and thermal stability.

What precautions should be taken when handling Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2)?

Proper handling of Bis(2-methyl-2-propanyl)phosphine (CAS: 819-19-2) is essential to ensure safety. It should be stored in a cool, dry place away from direct sunlight and moisture. It is recommended to use personal protective equipment (PPE) such as gloves and safety goggles. Handling should be conducted in a fume hood to minimize exposure to vapors. In case of a spill, it is important to consult the Safety Data Sheet (SDS) for specific guidelines on clean-up procedures.