5112-95-8 Bis(diphenylphosphino)acetylene Bis(diphenylphosphino)acetylene

Synonyms：Ethynylenebis(diphenylphosphine); ethyne-1,2-diylbis(diphenylphosphane)
CAS Number：5112-95-8
EINECS：225-842-8
Molecular Formula：C₂₆H₂₀P₂
Molecular Weight：394.3845
InChI：InChI=1/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
Molecular Structure：
Melting point：84-88℃
Boiling point：529.6°C at 760 mmHg
Flash point：291.4°C
Vapour Pressur：9.04E-11mmHg at 25°C
Hazard Symbols: Xi:Irritant;
Risk Codes： R36/37/38:Irritating to eyes, respiratory system and skin.;
Safety Description： S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.;
S37/39:Wear suitable gloves and eye/face protection.;