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Basic Information
CAS No.: 1795-05-7
Name: 2,3,5-Trimethylthiophene
Article Data: 15
Molecular Structure:
Molecular Structure of 1795-05-7 (2,3,5-Trimethylthiophene)
Formula: C7H10S
Molecular Weight: 126.222
Synonyms: 2,3,5-Trimethyl-thiophen;2,4,5-trimethylthiophene;2,3,5-trimethyl-thiophene;
EINECS: 217-269-7
Density: 0.988 g/cm3
Melting Point: -51.23°C (estimate)
Boiling Point: 166.564 °C at 760 mmHg
Flash Point: 36.218 °C
PSA: 28.24000
LogP: 2.67330
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Chemistry

Chemistry informtion about 2,3,5-Trimethylthiophene (CAS NO.1795-05-7) is:
IUPAC Name: 2,3,5-Trimethylthiophene
Synonyms: 2,3,5-Trimethylthiophene 
MF: C7H10S
MW: 126.2193
EINECS: 217-268-1
Density: 0.988 g/cm3
Flash Point: 36.2 °C
Boiling Point: 166.6 °C at 760 mmHg
Enthalpy of Vaporization: 38.65 kJ/mol 
Vapour Pressure: 2.34 mmHg at 25°C
Following is the molecular structure of 2,3,5-Trimethylthiophene (CAS NO.1795-05-7) is:

Production

Raw materials: Tetrahydrofuran --> N,N-Dimethylformamide --> Phosphorus oxychloride --> Potassium hydroxide  --> n-Butyllithium --> Hydrazinium hydroxide --> Ethylene glycol --> N-Methylformanilide --> 4-Nitrophenylhydrazine --> 3-Methyl-2-thiophenecarboxaldehyde --> 2-Bromo-3-methylthiophene

Safety Profile

Safty information about 2,3,5-Trimethylthiophene (CAS NO.1795-05-7) :
Risk Statements:
R10:Flammable.  
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements:
S16:Keep away from sources of ignition.  
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.