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CAS No.: | 5351-69-9 |
---|---|
Name: | 4-PHENYL-3-THIOSEMICARBAZIDE |
Article Data: | 117 |
Molecular Structure: | |
Formula: | C7H9 N3 S |
Molecular Weight: | 167.235 |
Synonyms: | Semicarbazide,4-phenyl-3-thio- (6CI,7CI,8CI); 4-Phenyl-3-thiosemicarbazide;4-Phenylhydrazinethiocarbamide; 4-Phenylthiosemicarbazide;N-Phenylhydrazinecarbothioamide; N-Phenylthiosemicarbazide;N1-Phenylthiosemicarbazide; NSC 58946; NSC 704; Phenylthiosemicarbazide |
Density: | 1.14g/cm3 |
Melting Point: |
138-140 °C(lit.) |
Boiling Point: | 281.3°Cat760mmHg |
Flash Point: | 123.9°C |
Appearance: | white to slightly yellow fine crystalline powder |
Hazard Symbols: | T,Xi |
Risk Codes: | R25 |
Safety: | Poison by ingestion and intraperitoneal routes. Moderately toxic by parenteral route. When heated to decomposition it emits very toxic fumes of NOx and SOx. |
PSA: | 82.17000 |
LogP: | 2.01090 |
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IUPAC Name: 1-Amino-3-phenylthiourea
Synonyms: N1-Cyclohexylhydrazine-1-carbothioamide ; 21198-18-5 [RN] ; 4-Cyclohexylthiosemicarbazide ; N-Cyclohexylhydrazinecarbothioamide ; Semicarbazide, 4-cyclohexyl-3-thio- ; 3-Amino-1-cyclohexyl-thiourea
The Molecular Formula of 4-Phenyl-3-thiosemicarbazide (5351-69-9):C7H15N3S
The Molecular Weight of 4-Phenyl-3-thiosemicarbazide (5351-69-9):173.2791 g/mol
The Molecular Structure of strong> nbsp; 4-Phenyl-3-thiosemicarbazide (5351-69-9):
Index of Refraction: 1.581
Molar Refractivity: 50.42 cm3
Molar Volume: 151.1 cm3
Surface Tension: 55 dyne/cm
Density: 1.14 g/cm3
Flash Point: 123.9 °C
Enthalpy of Vaporization: 52.01 kJ/mol
Boiling Point: 281.3 °C at 760 mmHg
Vapour Pressure: 0.00359 mmHg at 25°C
4-Phenyl-3-thiosemicarbazide (5351-69-9) can be used in organic synthesis.
1. | orl-rat LDLo:50 mg/kg | NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),44. | ||
2. | orl-mus LD50:30 mg/kg | GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 28 (6)(1984),55. | ||
3. | ipr-mus LDLo:15 mg/kg | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD277-689 . | ||
4. | par-rat LD50:750 mg/kg | ARZNAD Arzneimittel-Forschung. Drug Research. 12 (1962),260. |
Reported in EPA TSCA Inventory.
Poison by ingestion and intraperitoneal routes. Moderately toxic by parenteral route. When heated to decomposition it emits very toxic fumes of NOx and SOx.
Hazard Codes: T,Xi
Risk Statements: 25
R25: Toxic if swallowed
Safety Statements: 45
S45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
WGK Germany: 3