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21487-45-6

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Basic Information
CAS No.: 21487-45-6
Name: 1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE
Article Data: 134
Molecular Structure:
Molecular Structure of 21487-45-6 (1,3-DIPHENYL-1H-PYRAZOLE-4-CARBALDEHYDE)
Formula: C16H12 N2 O
Molecular Weight: 248.284
Synonyms: Pyrazole-4-carboxaldehyde,1,3-diphenyl- (8CI); 1,3-Diphenyl-1H-pyrazole-4-carboxaldehyde;1,3-Diphenyl-4-pyrazolecarboxaldehyde
Density: 1.14g/cm3
Melting Point: 142-146 °C
Boiling Point: 442.2°Cat760mmHg
Flash Point: 221.2°C
Hazard Symbols:
Risk Codes: 36/37/38-41-37/38
Safety:
Hazard Codes Xi
Risk Statements 36/37/38-41-37/38
Safety Statements 26-36/37/39-39
PSA: 34.89000
LogP: 3.35180
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Chemistry

Molecular Structure:

Molecular Formula: C16H12N2O
Molecular Weight: 248.2793
IUPAC Name: 1,3-Diphenylpyrazole-4-carbaldehyde
Synonyms of 1,3-Diphenyl-1H-pyrazole-4-carboxaldehyde (CAS NO.21487-45-6): 1,3-Diphenyl-1h-pyrazole-4-carboxaldehy
CAS NO: 21487-45-6
Classification Code: Building Blocks ; Heterocyclic Building Blocks ; Pyrazoles
Melting point: 142-146 °C 
Index of Refraction: 1.621
Molar Refractivity: 76.49 cm3
Molar Volume: 217.4 cm3
Surface Tension: 46.3 dyne/cm
Density: 1.14 g/cm3
Flash Point: 221.2 °C
Enthalpy of Vaporization: 69.96 kJ/mol
Boiling Point: 442.2 °C at 760 mmHg
Vapour Pressure of 1,3-Diphenyl-1H-pyrazole-4-carboxaldehyde (CAS NO.21487-45-6): 5.13E-08 mmHg at 25°C

Safety Profile

Hazard Codes of 1,3-Diphenyl-1H-pyrazole-4-carboxaldehyde (CAS NO.21487-45-6): IrritantXi
Risk Statements: 36/37/38-41 
R36/37/38: Irritating to eyes, respiratory system and skin. 
R41: Risk of serious damage to the eyes.
Safety Statements: 26-36/37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.