|  | |  |  | Phenylphosphonic dichloride Basic information | 
|  |  | Phenylphosphonic dichloride Chemical Properties | 
 | Melting point | 3 °C(lit.) |  | Boiling point | 258 °C(lit.) |  | density | 1.375 g/mL at 25 °C(lit.) |  | vapor pressure | 2.36Pa at 25℃ |  | refractive index | n20/D 1.559(lit.) |  | Fp | >230 °F |  | storage temp. | Store below +30°C. |  | solubility | Miscible with benzene, chloroform, dimethyl sulfoxide and carbon tetrachloride. |  | form | Liquid |  | color | Clear yellow to brown |  | Specific Gravity | 1.394 (25℃) |  | Water Solubility | reacts |  | Sensitive | Moisture Sensitive |  | λmax | 267nm(Cyclohexane)(lit.) |  | BRN | 1072240 |  | InChIKey | IBDMRHDXAQZJAP-UHFFFAOYSA-N |  | LogP | 1.089 at 20℃ |  | CAS DataBase Reference | 824-72-6(CAS DataBase Reference) |  | NIST Chemistry Reference | Phosphonic dichloride, phenyl-(824-72-6) |  | EPA Substance Registry System | Phosphonic dichloride, P-phenyl- (824-72-6) | 
| Hazard Codes | C |  | Risk Statements | 14-34-37 |  | Safety Statements | 26-45-8-36/37/39 |  | RIDADR | UN 3265 8/PG 2 |  | WGK Germany | 3 |  | TSCA | Yes |  | HazardClass | 8 |  | PackingGroup | II |  | HS Code | 29310095 |  | Toxicity | LD50 orally in Rabbit: 681 mg/kg | 
|  |  | Phenylphosphonic dichloride Usage And Synthesis | 
 | Chemical Properties | Colorless to light yellow liqui |  | Uses | Phenylphosphonic dichloride is used in the preparation of 2-phenyl-[1,3,2]dioxaphosphepane-2-oxide. Further, it acts as an effective reagent for the chlorinative dehydration of some heterocycles. |  | Synthesis Reference(s) | Tetrahedron Letters, 33, p. 7473, 1992 DOI: 10.1016/S0040-4039(00)60798-0 |  | Purification Methods | Fractionally distil it using a very efficient or a spinning band column. [Lecher et al. J Am Chem Soc 76 1045 1954, NMR: Müller et al. J Am Chem Soc 78 3557 1956, Van Wazer et al. J Am Chem Soc 78 5715 1956, IR: Daasch & Smith Anal Chem 23 853 1951, Beilstein 16 IV 1074.] | 
|  |  | Phenylphosphonic dichloride Preparation Products And Raw materials | 
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