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CAS No.: | 2458-26-6 |
---|---|
Name: | 3-Phenyl-1H-pyrazole |
Article Data: | 65 |
Molecular Structure: | |
Formula: | C9H8N2 |
Molecular Weight: | 144.176 |
Synonyms: | Pyrazole,3(or 5)-phenyl- (6CI,7CI);Pyrazole, 3-phenyl- (8CI);3-Phenyl-1H-pyrazole;3-Phenylpyrazole;5-Phenyl-1H-pyrazole;5-Phenylpyrazole; |
EINECS: | 222-099-1 |
Density: | 1.141 g/cm3 |
Melting Point: | 75-77 °C |
Boiling Point: | 339.1 °C at 760 mmHg |
Flash Point: | 163.8 °C |
Appearance: | white to yellowish-orange powder |
Hazard Symbols: | Xn |
Risk Codes: | 36/37/38-22-20/21/22 |
Safety: | 37/39-26 |
PSA: | 28.68000 |
LogP: | 2.07670 |
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IUPAC Name: 5-Phenyl-1H-pyrazole
Synonyms of 1H-Pyrazole, 3-phenyl- (CAS NO.2458-26-6): 3-Phenylpyrazole ; Pyrazole, 3-phenyl-
CAS NO: 2458-26-6
Molecular Formula of 1H-Pyrazole, 3-phenyl- (CAS NO.2458-26-6): C9H8N2
Molecular Weight: 144.1732
Molecular Structure:
Melting point: 75-77 °C
H bond acceptors: 2
H bond donors: 1
Freely Rotating Bonds: 1
Polar Surface Area: 17.82 Å2
Index of Refraction: 1.602
Molar Refractivity: 43.36 cm3
Molar Volume: 126.2 cm3
Surface Tension: 49.1 dyne/cm
Density of 1H-Pyrazole, 3-phenyl- (CAS NO.2458-26-6): 1.141 g/cm3
Flash Point: 163.8 °C
Enthalpy of Vaporization: 55.94 kJ/mol
Boiling Point: 339.1 °C at 760 mmHg
Vapour Pressure: 0.000185 mmHg at 25 °C
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intraperitoneal | 193mg/kg (193mg/kg) | PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY) | Farmakologiya i Toksikologiya Vol. 28, Pg. 670, 1965. |
mouse | LD50 | oral | 500mg/kg (500mg/kg) | Doklady Akademii Nauk SSSR. Proceedings of the Academy of Sciences of the USSR. For English translation, see DBIOAM and DKBSAS. Vol. 123, Pg. 200, 1958. |
Hazard Codes: Xn,Xi
Risk Statements: 36/37/38-22-20/21/22
R36/37/38: Irritating to eyes, respiratory system and skin.
R22: Harmful if swallowed.
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 37/39-26
S37/39: Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
RTECS: UQ7950000
Hazard Note: Irritant
HazardClass: IRRITANT