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Basic Information
| CAS No.: | 1099-45-2 |
|---|---|
| Name: | Ethyl (triphenylphosphoranylidene)acetate |
| Article Data: | 134 |
| Molecular Structure: | |
|
|
|
| Formula: | C22H21O2P |
| Molecular Weight: | 348.381 |
| Synonyms: | (2-Ethoxy-2-oxoethylidene)triphenylphosphorane;(Carbethoxymethylene)triphenylphosphorane;(Carbethoxymethylidene)triphenylphosphorane;(Ethoxycarbonylmethylidene)triphenylphosphorane;(Triphenylcarbethoxymethylene)phosphorane;(Triphenylphosphanylidene)aceticacid ethyl ester;(Triphenylphosphoranylidene)acetic acid ethyl ester;Carbethoxytriphenylphosphonium methylide;NSC 72406;[(Ethoxycarbonyl)methylene]triphenylphosphorane; |
| EINECS: | 214-151-7 |
| Density: | 1.15 g/cm3 |
| Melting Point: | 125-127ºC |
| Boiling Point: | 490.4 ºC at 760 mmHg |
| Flash Point: | 263.5 ºC |
| Solubility: | Insoluble in water |
| Appearance: | white or slight yellow powder |
| Hazard Symbols: |
 T
|
| Risk Codes: | 36/37/38-25-20/21/22 |
| Safety: | 22-24/25 |
| PSA: | 36.11000 |
| LogP: | 3.34580 |
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Ethyl (triphenylphosphoranylidene)acetate
Chemistry
Molecular formula: C22H21O2P
Molar mass: 348.37
Molecular Structure of Ethyl (triphenylphosphoranylidene)acetate(1099-45-2):
Synonyms of Ethyl (triphenylphosphoranylidene)acetate(1099-45-2):(ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE;(triphenylphosphoranylidene)-aceticaciethylester;ETHYL (TRIPHENYLPHOSPHORANYLIDEN)ACETATE;ETHYL (TRIPHENYLPHOSPHORANYLIDENE)ACETATE(CARBOETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;(CARBETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;ETHYL (TRIPHENYLPHOSPHORYLIDENE)ACETATE.
Melting point:128-131 °C
Hazard Note: Keep Cold
Sensitive: Air Sensitive
Water Solubility: Insoluble
storage temp: 2-8°C
Molar mass: 348.37
Molecular Structure of Ethyl (triphenylphosphoranylidene)acetate(1099-45-2):
Synonyms of Ethyl (triphenylphosphoranylidene)acetate(1099-45-2):(ETHOXYCARBONYLMETHYLENE)TRIPHENYLPHOSPHORANE;(triphenylphosphoranylidene)-aceticaciethylester;ETHYL (TRIPHENYLPHOSPHORANYLIDEN)ACETATE;ETHYL (TRIPHENYLPHOSPHORANYLIDENE)ACETATE(CARBOETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;(CARBETHOXYMETHYLENE)TRIPHENYLPHOSPHORANE;ETHYL (TRIPHENYLPHOSPHORYLIDENE)ACETATE.
Melting point:128-131 °C
Hazard Note: Keep Cold
Sensitive: Air Sensitive
Water Solubility: Insoluble
storage temp: 2-8°C
Uses
Ethyl (triphenylphosphoranylidene)acetate(1099-45-2) is used in process of pharmaceutical synthesis as a common Wittig reagent and a cholinesterase inhibitor.
cholinesterase inhibitor could combines with the cholinesterase (ChE) and inhibits it's activity
cholinesterase inhibitor could combines with the cholinesterase (ChE) and inhibits it's activity
Toxicity Data With Reference
Carcinogenicity of Ethyl (triphenylphosphoranylidene)acetate(1099-45-2): (Carbethoxymethylene)triphenylphosphorane - Not listed as a carcinogen by ACGIH, IARC, NTP, or CA Prop 65.
Safety Profile
Hazard Codes T
,Xi
,Xn
Risk Statements:
20: Harmful by inhalation
21: Harmful in contact with skin
22: Harmful if swallowed
25: Toxic if swallowed
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements :
22: Do not breathe dust
24: Avoid contact with skin
25: Avoid contact with eyes
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
,Xi,Xn Risk Statements:
20: Harmful by inhalation
21: Harmful in contact with skin
22: Harmful if swallowed
25: Toxic if swallowed
36: Irritating to the eyes
37: Irritating to the respiratory system
38: Irritating to the skin
Safety Statements :
22: Do not breathe dust
24: Avoid contact with skin
25: Avoid contact with eyes
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
36: Wear suitable protective clothing
37: Wear suitable gloves
39: Wear eye/face protection
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
Specification
Hazardous Decomposition Products: Phosphine, carbon monoxide, oxides of phosphorus, carbon dioxide.
Chemical Stability: Stable under normal temperatures and pressures. Air sensitive. Moisture sensitive.
Incompatibilities with Other Materials: Strong oxidizing agents.
Conditions to Avoid: Incompatible materials, exposure to air, exposure to moist air or water.
Chemical Stability: Stable under normal temperatures and pressures. Air sensitive. Moisture sensitive.
Incompatibilities with Other Materials: Strong oxidizing agents.
Conditions to Avoid: Incompatible materials, exposure to air, exposure to moist air or water.