CAS No: 7688-25-7, Chemical Name: 1,4-bis(diphenylphosphino)butane
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7688-25-7 1,4-bis(diphenylphosphino)butane

product Name 1,4-bis(diphenylphosphino)butane
Synonyms Butane-1,4-diylbis[diphenylphosphine]; DPPB; 1,4-Bis-(diphenylphosphino)-butane; 4-diphenylphosphanylbutyl(diphenyl)phosphane; 1,4-Bis(diphenyl phosphine) butane
Molecular Formula C28H28P2
Molecular Weight 426.4694
InChI InChI=1/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
CAS Registry Number 7688-25-7
EINECS 231-698-7
Molecular Structure 7688-25-7 1,4-bis(diphenylphosphino)butane
Melting point 130-137℃
Boiling point 542°C at 760 mmHg
Flash point 299.5°C
Vapour Pressur 2.92E-11mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:;
Safety Description S26:;
S37/39:;
Gold Suppliers(17):
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2Cytec Industries (Shanghai) Co.,Ltd.
3Springchem & Jadetextile Group Ltd.
4AFINE CHEMICALS LIMITED
5Hangzhou Sage Chemical Co., Ltd.
6Shanghai Forxine Pharmaceutical Co., Ltd
7Eastar Chemical Corporation
8Xuancheng Chingco Biotech Co.,Ltd.
9HOKKO Chemical Industry Co.,Ltd.
10Premier Chemicals
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