1,4-Bis (diphenylphosphino) butane

Synonym: dppb, Ph2P(CH2)4PPh2, Tetramethylenebis(diphenylphosphine), Bis(1,4-diphenylphosphino)butane, [4-(diphenylphosphanyl)butyl]diphenylphosphane

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1,4-Bis (diphenylphosphino) butane Chemical Structure

Overview

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Product Code P8257
Product Name 1,4-Bis (diphenylphosphino) butane
CAS Number 7688-25-7
Molecular formula C28H28P2
Linear formula (C6H5)2P(CH2)4P(C6H5)2
Molecular weight 426.47
Form solid
Melting point 132-136C
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Test Specification

Assay (purity) 98%+
Purity method by HPLC
Appearance white powder
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Safety Information

Signal word WARNING
Pictograms GHS07 Harmful - Irritant
UN NOT REGULATED
In TSCA registry Yes
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External Identifiers for dppb

Pubchem CID 82124
SMILES P(C1=CC=CC=C1)(C2=CC=CC=C2)CCCCP(C3=CC=CC=C3)C4=CC=CC=C4
IUPAC Name 4-diphenylphosphanylbutyl(diphenyl)phosphane
InchI Identifier 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
InchI Key BCJVBDBJSMFBRW-UHFFFAOYSA-N
MDL Number MFCD00003051
EC Number 231-698-7
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