The Molecular Structure of 4-Bromoguaiacol (CAS NO.7368-78-7):

Empirical Formula: C₇H₇BrO₂
Molecular Weight: 203.0333 
IUPAC Name: 4-bromo-2-methoxyphenol
Product Categories: blocks;Bromides;Benzene series;Miscellaneous
Nominal Mass: 202 Da
Average Mass: 203.0333 Da
Monoisotopic Mass: 201.962934 Da 
Index of Refraction: 1.578
Molar Refractivity: 42.5 cm³
Molar Volume: 128 cm³ 
Surface Tension: 43.8 dyne/cm
Density: 1.585 g/cm³
Flash Point: 105 °C
Enthalpy of Vaporization: 50.7 kJ/mol
Boiling Point: 250.1 °C at 760 mmHg
Vapour Pressure: 0.014 mmHg at 25°C

Hazard Codes:  Xi
Risk Statements: 36/37/38 
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements: 26-36 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
WGK Germany: 3
Hazard Note: Irritant

  4-Bromoguaiacol (CAS NO.7368-78-7) is also called as  2-Methoxy-4-bromophenol .