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Cas Database |
| Name |
4-Bromo-1,3,5-trimethyl-1H-pyrazole |
EINECS | -0 |
| CAS No. | 15801-69-1 | Density | 1.5 g/cm3 |
| PSA | 17.82000 | LogP | 1.79940 |
| Solubility | N/A | Melting Point |
30-34 °C(lit.) |
| Formula | C6H9BrN2 | Boiling Point | 224 °C at 760 mmHg |
| Molecular Weight | 189.055 | Flash Point | 89.3 °C |
| Transport Information | UN 2811 6.1/PG 3 | Appearance | White crystalline solid |
| Safety | 22-24/25-36/37/39-26 | Risk Codes | 22-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xn,  Xi
|
| Synonyms |
4-Bromo-1,3,5-trimethylpyrazole;1,3,5-Trimethyl-4-bromopyrazole;Pyrazole,4-bromo-1,3,5-trimethyl- (6CI,7CI,8CI); |
Article Data | 7 |
4-Bromo-1,3,5-trimethyl-1H-pyrazole Chemical Properties
The Molecular Structure of 4-Bromo-1,3,5-trimethyl-1H-pyrazole (CAS NO.15801-69-1):
Empirical Formula: C6H9BrN2
Molecular Weight: 189.0531
IUPAC Name: 4-bromo-1,3,5-trimethylpyrazole
Appearance: White Crystalline Solid
Product Categories: Halides;Pyrazoles & Triazoles;Nucleotides and Nucleosides;Bases & Related Reagents;Nucleotides;Pyrazoles & Triazoles;Building Blocks;Halogenated Heterocycles;Heterocyclic Building Blocks;Pyrazoles;PyrazolesHeterocyclic Building Blocks
Nominal Mass: 188 Da
Average Mass: 189.0531 Da
Monoisotopic Mass: 187.994903 Da
Index of Refraction: 1.576
Molar Refractivity: 41.65 cm3
Molar Volume: 125.8 cm3
Surface Tension: 35 dyne/cm
Density: 1.5 g/cm3
Flash Point: 89.3 °C
Enthalpy of Vaporization: 44.18 kJ/mol
Boiling Point: 224 °C at 760 mmHg
Vapour Pressure: 0.139 mmHg at 25°C
4-Bromo-1,3,5-trimethyl-1H-pyrazole Safety Profile
Hazard Codes: .gif){kind=small}
XnXi
Risk Statements: 22-36/37/38
R22:Harmful if swallowed
R36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements: 22-24/25-36/37/39-26
S22:Do not breathe dust
S24/25:Avoid contact with skin and eyes
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
RIDADR: UN 2811 6.1/PG 3
WGK Germany: 3
Hazard Note: Irritant
HazardClass: Irritant
4-Bromo-1,3,5-trimethyl-1H-pyrazole Specification
4-Bromo-1,3,5-trimethyl-1H-pyrazole (CAS NO.15801-69-1) is also called as 4-Bromo-1,3,5-trimethylpyrazole, puriss, 98% ; 4-Bromo-1,3,5-trimethyl-1h-pyrazole ,98% ; 1,3,5-Trimethyl-4-bromo-1h-pyrazole .
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