| Identification | More | [Name]
1,4-Bis(diphenylphosphino)butane | [CAS]
7688-25-7 | [Synonyms]
1,4-BIS(DIPHENYLPHOSPHINE)BUTANE
1,4-BIS(DIPHENYLPHOSPHINO)BUTANE
Butane-1,4-diylbis[diphenylphosphine]
DPPB
TETRAMETHYLENEBIS(DIPHENYLPHOSPHINE)
[4-(Diphenylphosphino)butyl](diphenyl)phosphine
1,4-butanediylbis[diphenyl-phosphin
Bis(1,4-diphenylphosphino)butane
Phosphine, 1,4-butanediylbis[diphenyl-
1,4-bis(diphenylphosphino)butane(dppb)
1,4-Bis(diphenyphosphino)Butane
1,4-Bis(diphenylphosphino)butane,98%DPPB
DPPB/1,4-BIS(DIPHENYLPHOSPHINO)BUTANE
bis-(diphenylphosphino)butane (dppb)
1,4-BIS(DIPHENYPHOSPHINO)
1,4-Bis(diphenylphosphino)butane(98%)
Bis-(Diphenylphosphino)Butane
4-Di(phenyl)phosphanylbutyl-di(phenyl)phosphane
1,4-Butanediylbis(diphenylphosphine) | [EINECS(EC#)]
231-698-7 | [Molecular Formula]
C28H28P2 | [MDL Number]
MFCD00003051 | [Molecular Weight]
426.47 | [MOL File]
7688-25-7.mol |
| Chemical Properties | Back Directory | [Appearance]
white to light yellow crystal powde | [Melting point ]
132-136 °C (lit.) | [Boiling point ]
542.0±33.0 °C(Predicted) | [storage temp. ]
Inert atmosphere,Room Temperature | [form ]
Crystalline Powder | [color ]
White to almost white | [Water Solubility ]
Soluble in chloroform. Slightly soluble in water | [Detection Methods]
31P NMR HPLC | [BRN ]
706446 | [InChI]
InChI=1S/C28H28P2/c1-5-15-25(16-6-1)29(26-17-7-2-8-18-26)23-13-14-24-30(27-19-9-3-10-20-27)28-21-11-4-12-22-28/h1-12,15-22H,13-14,23-24H2 | [InChIKey]
BCJVBDBJSMFBRW-UHFFFAOYSA-N | [SMILES]
P(CCCCP(C1C=CC=CC=1)C1C=CC=CC=1)(C1C=CC=CC=1)C1C=CC=CC=1 | [CAS DataBase Reference]
7688-25-7(CAS DataBase Reference) | [NIST Chemistry Reference]
1,4-Bis(diphenylphosphino)butane(7688-25-7) | [Storage Precautions]
Store under nitrogen | [EPA Substance Registry System]
7688-25-7(EPA Substance) |
| Safety Data | Back Directory | [Symbol(GHS) ]
GHS07 | [Signal word ]
Warning | [Hazard statements ]
H315-H319-H335 | [Precautionary statements ]
P261-P264-P271-P280-P302+P352-P305+P351+P338 | [Hazard Codes ]
Xi,F | [Risk Statements ]
R36/38:Irritating to eyes and skin .
R36/37/38:Irritating to eyes, respiratory system and skin .
R11:Highly Flammable. | [Safety Statements ]
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
S37/39:Wear suitable gloves and eye/face protection .
S33:Take precautionary measures against static discharges .
S16:Keep away from sources of ignition-No smoking .
S7/9:Keep container tightly closed and in a well-ventilated place . | [WGK Germany ]
3
| [F ]
10-23 | [TSCA ]
Yes | [HS Code ]
29319099 |
| Raw materials And Preparation Products | Back Directory | [Raw materials]
Ethanol-->Sodium hydroxide-->Hydrochloric acid-->Ethyl acetate-->Tetrahydrofuran-->Dichloromethane-->Sodium-->Magnesium sulfate-->Acetone-->n-Butyllithium-->Triphenylphosphine-->Lithium-->Diphenylphosphine-->1,4-Dibromobutane-->1,4-Dichlorobutane-->Diphenyl[4-(diphenylphosphinyl)butyl]phosphine oxide | [Preparation Products]
(S)-(-)-7,7'-Bis[di(3,5-dimethylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane-->(R)-7,7'-Bis(diphenylphosphino)-1,1'-spirobiindane-->(R)-(+)-7,7'-Bis(diphenylphosphino)-2,2',3,3'-tetrahydro-1,1'-spirobiindane-->(S)-7,7'-Bis[di(p-methylphenyl)phosphino]-1,1'-spirobiindane ,97%-->(R)-(+)-7,7'-Bis[di(4-methylphenyl)phosphino]-2,2',3,3'-tetrahydro-1,1'-spirobiindane-->(4-chlorobutyl)diphenylphosphane-->Tetraphenylbiphosphine |
| Hazard Information | Back Directory | [Chemical Properties]
white to light yellow crystal powde | [Uses]
suzuki reaction | [reaction suitability]
reagent type: ligand
reaction type: Alkylations
reagent type: ligand
reaction type: Heck Reaction
reagent type: ligand
reaction type: Isomerizations
reagent type: ligand
reaction type: Negishi Coupling
reagent type: ligand
reaction type: Sonogashira Coupling
reagent type: ligand
reaction type: Stille Coupling
reagent type: ligand
reaction type: Suzuki-Miyaura Coupling | [storage]
Readily oxidized in solution to the phosphine oxide and should be handled under N2 or Ar. The compound is air-stable in the solid state.
| [Purification Methods]
Recrystallise it from EtOH [Trippett J Chem Soc 4263 1961]. [King J Coord Chem 1 62 1971, Tolman Chem Rev 77 313 1977.] |
|
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J & K SCIENTIFIC LTD.
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18210857532 18210857532 |
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Alfa Aesar
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400-6106006 |
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http://chemicals.thermofisher.cn |
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Energy Chemical
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400-0056266 |
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www.energy-chemical.com |
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Jia Xing Isenchem Co.,Ltd
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0573-85285100 18627885956 |
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https://www.chemicalbook.com/ShowSupplierProductsList14265/0_EN.htm |
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