Question

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Physical and chemical properties of propylene glycol methyl ether

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Answer 1

Physical properties of Propylene Glycol Methyl Ether (PGME)-

Chemical name- 2-Propanol, 1-(2-methoxy-1-methylethoxy)      Molecular weight- 90.1

Colour- colourless   Odor- a mild ethereal    Flash point - 89 ^oF                                                               Solubility- In water, 100 mg/mL at 19 ^oC

Boiling point- 248 ^oF                                                               Melting Point- 139 ^oF

Relative Density- 0.9620 at 20 deg C                                         Vapor Pressure- 1.2 kPa at 20^oC

Auto-Ignition- 270°C Heat of Combustion- -556 kcal/mole

Surface Tension- 27.7 dynes/cm

Chemical Property-

Hydrogen Bond Donor Count- 1   Hydrogen Bond Acceptor Count- 2

Rotatable Bond Count- 2                                    Complexity- 28.7

Topological Polar Surface Area- 29.5 A^2