| melting point | 132-136 °C (lit.) |
| boiling point | 542.0±33.0 °C(Predicted) |
| Storage conditions | Inert atmosphere,Room Temperature |
| form | Crystalline Powder |
| colour | White to almost white |
| Water solubility | Soluble in chloroform. Slightly soluble in water |
| BRN | 706446 |
| InChIKey | BCJVBDBJSMFBRW-UHFFFAOYSA-N |
| CAS | 7688-25-7 |
| EPA Chemical Information | Phosphine, 1,4-butanediylbis[diphenyl- (7688-25-7) |
| NIST Chemical information | 1,4-Bis(diphenylphosphino)butane(7688-25-7) |
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