Bis (diphenylphosphino) acetylene

Synonym: dppa, Ph2PC≡CPPh2, Bis(diphenylphosphino)ethyne, ((Diphenylphosphino)ethynyl)diphenylphosphine

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Bis (diphenylphosphino) acetylene Chemical Structure

Overview

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Product Code P2958
Product Name Bis (diphenylphosphino) acetylene
CAS Number 5112-95-8
Molecular formula C26H20P2
Linear formula (C6H5)2PC≡CP(C6H5)2
Molecular weight 394.38
Form solid
Melting point 86-88C (lit)
NMR conforms to structure
NMR P31 conforms to structure
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Test Specification

Assay (purity) 97%
Purity method by elemental analysis
Appearance white powder
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Safety Information

UN NOT REGULATED
In TSCA registry No (sold for research and development usage only)
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External Identifiers for dppa

Pubchem CID 78789
SMILES c1ccc(cc1)P(c1ccccc1)C#CP(c1ccccc1)c1ccccc1
IUPAC Name 2-diphenylphosphanylethynyl(diphenyl)phosphane
InchI Identifier InChI=1S/C26H20P2/c1-5-13-23(14-6-1)27(24-15-7-2-8-16-24)21-22-28(25-17-9-3-10-18-25)26-19-11-4-12-20-26/h1-20H
InchI Key FOWZHJNBFVLJGP-UHFFFAOYSA-N
MDL Number MFCD00003045
EC Number 225-842-8
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