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| CAS No.: | 653-21-4 |
|---|---|
| Name: | 2,3,4,5,6-PENTAFLUOROPHENYLACETIC ACID |
| Article Data: | 7 |
| Molecular Structure: | |
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| Formula: | C8H3F5O2 |
| Molecular Weight: | 226.103 |
| Synonyms: | Aceticacid, (pentafluorophenyl)- (6CI,7CI,8CI);(Pentafluorophenyl)acetic acid;2,3,4,5,6-Pentafluorophenylacetic acid; |
| EINECS: | 211-497-0 |
| Density: | 1.639 g/cm3 |
| Melting Point: | 108-110 °C(lit.) |
| Boiling Point: | 235.3 °C at 760 mmHg |
| Flash Point: | 96.1 °C |
| Appearance: | white crystals. |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 37.30000 |
| LogP: | 2.00920 |
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Specification
The Pentafluorophenylacetic acid, with cas registry number 653-21-4, belongs to the following product categories: (1)Aromatic Phenylacetic Acids and Derivatives; (2)C8; (3)Carbonyl Compounds; (4)Carboxylic Acids. It has the systematic name of (pentafluorophenyl)acetic acid. What's more, it's a kind of white crystalline powder.
Physical properties about this chemical are: (1)ACD/LogP: 1.69; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -0.5; (4)ACD/LogD (pH 7.4): -1.9; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1.27; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 2; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 26.3 Å2; (13)Index of Refraction: 1.453; (14)Molar Refractivity: 37.33 cm3; (15)Molar Volume: 137.9 cm3; (16)Polarizability: 14.8×10-24cm3; (17)Surface Tension: 37.4 dyne/cm; (18)Enthalpy of Vaporization: 49.89 kJ/mol; (19)Vapour Pressure: 0.0278 mmHg at 25°C.
Preparation: this chemical can be prepared by 2-oxo-3-pentafluorophenyl-propionic acid. This reaction will need reagent H2O2. The reaction time is 24 hour(s) with reaction temperature of 25℃. The yield is about 42%.
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Uses of Pentafluorophenylacetic acid: it can be used to produce pentafluorophenyldichloroacetyl chloride. This reaction will need reagent PCl5. This reaction will need reagent H2O2. The reaction time is 7 hour(s) with reaction temperature of 220℃. The yield is about 50%.
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When you are using this chemical, please be cautious about it as the following:
The Pentafluorophenylacetic acid irritates to eyes, respiratory system and skin. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice.
You can still convert the following datas into molecular structure:
(1)SMILES: Fc1c(c(F)c(F)c(F)c1F)CC(=O)O
(2)InChI: InChI=1/C8H3F5O2/c9-4-2(1-3(14)15)5(10)7(12)8(13)6(4)11/h1H2,(H,14,15)
(3)InChIKey: LGCODSNZJOVMHV-UHFFFAOYAB
(4)Std. InChI: InChI=1S/C8H3F5O2/c9-4-2(1-3(14)15)5(10)7(12)8(13)6(4)11/h1H2,(H,14,15)
(5)Std. InChIKey: LGCODSNZJOVMHV-UHFFFAOYSA-N