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CAS No.: | 644-97-3 |
---|---|
Name: | Dichlorophenylphosphine |
Article Data: | 94 |
Molecular Structure: | |
Formula: | C6H5Cl2P |
Molecular Weight: | 178.985 |
Synonyms: | Phosphonousdichloride, phenyl- (6CI,8CI,9CI);NSC 66478;Phenylphosphorus dichloride;Phenyldichlorophosphine;Phenylphosphine dichloride;Phenylphosphinous dichloride;Phenylphosphonous acid dichloride;Phosphine, dichlorophenyl-;Benzenephosphorus Dichloride; |
EINECS: | 211-425-8 |
Density: | 1.319g/mLat 25°C(lit.) |
Melting Point: | -51 °C(lit.) |
Boiling Point: | 224 °C at 760 mmHg |
Flash Point: | 89.272 °C |
Solubility: | Slightly soluble in water, soluble in ethanol, acetone, diethyl ether |
Appearance: | Colorless to light yellow liquid |
Hazard Symbols: | F,T |
Risk Codes: | 17-25-34-29 |
Safety: | 26-28-36/37/39-43-45 |
Transport Information: | UN 2845 4.2/PG 1 |
PSA: | 13.59000 |
LogP: | 3.10140 |
Conditions | Yield |
---|---|
With aluminium trichloride; phosphorus trichloride for 3h; Heating; | 96% |
Stage #1: benzene With aluminum (III) chloride; phosphorus trichloride for 5h; Reflux; Sealed tube; Stage #2: With trichlorophosphate In Petroleum ether for 1h; Concentration; Reflux; Sealed tube; | 95.5% |
With phosphorus trichloride for 2h; Time; Reflux; | 93.6% |
Conditions | Yield |
---|---|
With phosphorus; phosphorus trichloride at 70 - 350℃; under 30003 Torr; for 6h; Concentration; Pressure; Temperature; | 94.35% |
With phosphorus; phosphorus trichloride at 390℃; | 58.9% |
With phosphorus; nickel; phosphorus trichloride at 390℃; Product distribution; other catalysts; | 33.1% |
Conditions | Yield |
---|---|
With triphenylphosphine | 91% |
Conditions | Yield |
---|---|
With phosphorus trichloride at 350℃; for 5h; | 85% |
Dichlorophenylphosphine
Conditions | Yield |
---|---|
With aluminium trichloride; phosphorus trichloride for 5h; Heating; | 84% |
Conditions | Yield |
---|---|
With phosphorus pentachloride In diethyl ether at 20℃; | 83% |
With phosphorus pentachloride In toluene |
Conditions | Yield |
---|---|
With tetraethylammonium iodide In benzene for 1h; | 79% |
With phosphorous acid trimethyl ester; triethyl phosphite |
phenyltrichlorophosphonium hexachlorophosphorate
Dichlorophenylphosphine
Conditions | Yield |
---|---|
With diethyl phosphorylchloridite In benzene for 6h; also with EtOPCl2; | 72% |
With difluoro diethylamino phosphine In benzene for 0.5h; | |
With difluoro diethylamino phosphine In benzene for 0.5h; other substrates; |
ethyl phenylphosphonochloridothioite
cyclohexanone
A
chloroanhydride of phenyl-α-hydroxycyclohexylphosphinic acid
B
phenylphosphinic acid
C
C6H6ClOP
D
Dichlorophenylphosphine
Conditions | Yield |
---|---|
With acetic acid at 0℃; for 240h; | A 50% B n/a C n/a D n/a |
N,N-dimethylamino-P-phenyl-C-methylmethylenephosphine
benzenesulfenyl chloride
A
S-phenyl-P-phenyldithiophosphonous chloride
B
S,S-diphenyl-P-phenyldithiophosphonite
C
Dichlorophenylphosphine
Conditions | Yield |
---|---|
In acetonitrile | A n/a B 20% C n/a |
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The Dichlorophenylphosphine, with the CAS registry number 644-97-3, is also known as Phenyldichlorophosphine. It belongs to the product categories of Chlorophosphines; Pharmaceutical Intermediates; Ligand; Organophosphine halide. Its EINECS number is 211-425-8. This chemical's molecular formula is C6H5Cl2P and molecular weight is 178.98. What's more, its systematic name is Phenylphosphonous dichloride. This colourless viscous liquid is commonly used in the synthesis of phosphine ligands. Dichlorophenylphosphine is commercially available. It may be prepared by a electrophilic substitution of benzene by phosphorus trichloride, catalyzed by aluminium chloride. This chemical should be sealed and stored in a cool and dry place. Moreover, it should be protected from oxides, acids, heat and fire.
Physical properties of Dichlorophenylphosphine are: (1)ACD/LogP: 2.421; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 2.42; (4)ACD/LogD (pH 7.4): 2.42; (5)ACD/BCF (pH 5.5): 40.76; (6)ACD/BCF (pH 7.4): 40.76; (7)ACD/KOC (pH 5.5): 494.52; (8)ACD/KOC (pH 7.4): 494.52; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 13.59 Å2; (13)Flash Point: 89.272 °C; (14)Enthalpy of Vaporization: 44.176 kJ/mol; (15)Boiling Point: 224 °C at 760 mmHg; (16)Vapour Pressure: 0.1 mmHg at 25°C.
Preparation: this chemical can be prepared by benzene by heating. This reaction will need reagents PCl3, AlCl3 with the reaction time of 3 hours. The yield is about 96%.
Uses of Dichlorophenylphosphine: it can be used to produce phenyl-phosphonous acid diisopropyl ester at the ambient temperature. It will need reagent pyridine and solvent hexane with the reaction time of 3 hours. The yield is about 76%.
When you are using this chemical, please be cautious about it as the following:
This chemical can cause buins, and is spontaneously flammable in air. When contact with water, it will liberate toxic gas. It is toxic if swallowed. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. After contact with skin, you must wash immediately with plenty of ... (to be specified by the manufacturer). When using it, you need wear suitable protective clothing, gloves and eye/face protection. In case of fire use ... (indicate in the space the precise type of fire-fighting equipment. If water increases the risk add - Never use water). In case of accident or if you feel unwell, you need to seek medical advice immediately (show the label where possible).
You can still convert the following datas into molecular structure:
(1)SMILES: ClP(Cl)c1ccccc1
(2)Std. InChI: InChI=1S/C6H5Cl2P/c7-9(8)6-4-2-1-3-5-6/h1-5H
(3)Std. InChIKey: IMDXZWRLUZPMDH-UHFFFAOYSA-N
The toxicity data is as follows:
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | oral | 100mg/kg (100mg/kg) | BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: ALTERED SLEEP TIME (INCLUDING CHANGE IN RIGHTING REFLEX) | National Technical Information Service. Vol. 0TS0555341, |
mouse | LDLo | intraperitoneal | 100mg/kg (100mg/kg) | SKIN AND APPENDAGES (SKIN): HAIR: OTHER BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) BEHAVIORAL: TREMOR | National Technical Information Service. Vol. 0TS0555341, |
rat | LD50 | oral | 200mg/kg (200mg/kg) | BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) SKIN AND APPENDAGES (SKIN): HAIR: OTHER | National Technical Information Service. Vol. 0TS0555341, |
rat | LDLo | intraperitoneal | 100mg/kg (100mg/kg) | SKIN AND APPENDAGES (SKIN): HAIR: OTHER LUNGS, THORAX, OR RESPIRATION: DYSPNEA BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | National Technical Information Service. Vol. 0TS0555341, |