Phosphine, (1,1-dimethylethyl)-

Base Information

• Chemical Name: Phosphine, (1,1-dimethylethyl)-
• CAS No.: 2501-94-2
• Molecular Formula: C4H11 P
• Molecular Weight: 90.1051
• European Community (EC) Number: 423-330-0,607-486-9
• DSSTox Substance ID: DTXSID0074396
• Nikkaji Number: J773.211B
• Wikidata: Q82002755
• Mol file: 2501-94-2.mol

Synonyms:t-butylphosphine;2501-94-2;tert-butylphosphane;tert-butylphosphine;Phosphine, (1,1-dimethylethyl)-;Tert-butyl phosphine;tertiarybutylphosphine;MFCD00761891;C4H11P;ter-butylphosphine;Phosphine,(1,1-dimethylethyl)-;t-butyl phosphine;tBuPH2;tert-C4H9PH2;Tertiary-butyl-phosphine;(1,1-dimethylethyl)phosphine;DTXSID0074396;AKOS006274792;BB 0221068;FT-0748331

Chemical Property of Phosphine, (1,1-dimethylethyl)-

Chemical Property:

• Appearance/Colour: Garlic odor Colorless Liquid
• Vapor Pressure: 125mmHg at 25°C
• Melting Point: 4.0℃
• Boiling Point: 73.3 °C at 760 mmHg
• Flash Point: °C
• PSA: 13.59000
• Density: g/cm³
• LogP: 1.66000
• Sensitive.: air sensitive
• XLogP3: 0.9
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 90.059837349
• Heavy Atom Count: 5
• Complexity: 25.1

Purity/Quality:

99.9% ^*data from raw suppliers

tert-Butylphosphine ^*data from reagent suppliers

Safty Information:

• Statements: 17-26-34
• Safety Statements: 9-43-45

MSDS Files:

SDS file from LookChem

Useful:

• Chemical Classes: Other Classes -> Phosphorus Compounds
• Canonical SMILES: CC(C)(C)P

Technology Process of Phosphine, (1,1-dimethylethyl)-

There total 22 articles about Phosphine, (1,1-dimethylethyl)- which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 95.0%

(dimethylamino)dibromoborane (7360-64-7) + lithium tert-butylphosphide (67877-34-3,112215-24-4) → 1,3-di-tert-butyl-2,4-bis(dimethylamino)-1,2,3,4-diphosphadiboretane (122501-55-7,112438-33-2) + tert-butylphosphine (2501-94-2)

Guidance literature:

In pentane; under N2 or Ar or in vac., cooled to -45°C, addn. of LiPHtBu in pentane, warmed to ambient temp.; filtration of insolubles, from filtrate evapn. of volatiles; elem. anal.;

Reference yield: 95.0%

dichlorodimethylaminoborane (1113-31-1) + lithium tert-butylphosphide (67877-34-3,112215-24-4) → 1,3-di-tert-butyl-2,4-bis(dimethylamino)-1,2,3,4-diphosphadiboretane (122501-55-7,112438-33-2) + tert-butylphosphine (2501-94-2)

Guidance literature:

In pentane; byproducts: LiCl; under N2 or Ar or in vac., cooled to -45°C, addn. of LiPHtBu in pentane, warmed to ambient temp.; filtration of insolubles, from filtrate evapn. of volatiles; elem. anal.;

Reference yield: 88.0%

C4H11AlCl3P → tert-butylphosphine (2501-94-2)

Guidance literature:

With triethylamine; In toluene;

upstream raw materials:

1,4-dipotassium-1,2,3,4-tetra-t-butyl-tetraphosphide

tert-butyldifluorophosphine

S-ethyl tert-butylthiophosphinite

acetyl chloride

Downstream raw materials:

3-tert-Butyl-2-phenyl-4,5-dihydro-3H-[1,3]azaphosphole

methane

Isobutane

isobutene

Refernces

• 1、 Hoff,Hill. "". . p. 356,358. Retrieved 1959.
• 2、 -. "LITHIUM ALKYL ALUMINATES AS ALKYL TRANSFER REAGENTS". Paragraph 0187-0190. . Retrieved 2022/02/27.
• 3、 -. "NOVEL VINYL PHOSPHINES AND PHOTO-INITIATORS OBTAINABLE THEREFROM". Page/Page column 47. . Retrieved 2019/10/04.