Basic information
- Name:
2-Phenylacetamide
- CAS No.:
103-81-1
- Molecular Structure:
- Formula:
- C8H9NO
- Molecular Weight:
- 135.16
- Deleted CAS:
- 4463-20-1
- Synonyms:
- Acetamide,2-phenyl- (6CI,8CI);Benzenediacetamide (7CI);Benzeneacetamide;NSC 1877;Phenacetamide;Phenyl-b-acetylamine;Phenylacetic acid amide;a-Phenylacetamide;a-Toluamide;a-Toluimidic acid;
- EINECS:
- 203-147-0
- Density:
- 1.098 g/cm3
- Melting Point:
- 156 °C
- Boiling Point:
- 312.2 °C at 760 mmHg
- Flash Point:
- 142.6 °C
- Hazard Symbols:
Xi- Safety Description:
- 22-24/25 Details
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Chemistry
Structure of 2-Phenylacetamide (CAS NO.103-81-1):
IUPAC Name: 2-phenylacetamide
Empirical Formula: C8H9NO
Molecular Weight: 135.1632
EINECS: 203-147-0
Index of Refraction: 1.552
Molar Refractivity: 39.36 cm3
Molar Volume: 123 cm3
Polarizability: 15.6×10-24cm3
Surface Tension: 44.5 dyne/cm
Density: 1.098 g/cm3
Flash Point: 142.6 °C
Enthalpy of Vaporization: 55.32 kJ/mol
Melting Point: 156 °C
Boiling Point: 312.2 °C at 760 mmHg
Vapour Pressure: 0.000537 mmHg at 25°C
Canonical SMILES: C1=CC=C(C=C1)CC(=O)N
InChI: InChI=1S/C8H9NO/c9-8(10)6-7-4-2-1-3-5-7/h1-5H,6H2,(H2,9,10)
InChIKey: LSBDFXRDZJMBSC-UHFFFAOYSA-N
Uses
2-Phenylacetamide (CAS NO.103-81-1) are used as intermediates for penicillin G and phenobarbital drug , etc. It is also used in organic synthesis.
Toxicity Data With Reference
| 1. | ipr-mus LD50:430 mg/kg | PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. 10 (1976),579. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Moderately toxic by intraperitoneal route. When heated to decomposition it emits toxic fumes of NOx.
Hazard Codes: 
Xi
Safety Statements: 22-24/25
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
RTECS: AC7705000
Hazard Note: Irritant
Specification
2-Phenylacetamide , its cas register number is 103-81-1. It also can be called Phenyl-beta-acetylamine ; Phenylacetic acid amide ; alpha-Phenylacetamide ; alpha-Toluamide ; alpha-Toluimidic acid .
