Benzocaine
CAS NO: 94-09-7
Chemical name: Ethyl p-aminobenzoate
Formula: C9H11NO2
Molecular Weight: 165.19
Melting point: 88~90dreg
Boiling point: 172dreg(2.26kPa)
Description: White crystals or white crystaline powder, odourless, taste slight bitter and then turn to a benumbing sensation. Freely soluble in water, slight souble in ethanol and chlorefrom, almost insoluble in ethylether.
Assay: 99%
Quality Standards: BP2005
Benzocaine is a local enesthetic commonly used as a topical pain reliever, Benzocaine is the active ingredient in many over-the-counter anesthetic ointments, Benzocaine is also combined with antipyrine. Benzocaine is the ethyl ester of p-aminobenzoic acid, Benzocaine can be prepared from PABA and ethanol . Benzocaine is sparingly soluble in water, Benzocaine was first synthesised in 1890 by a German chemical firm named Ritsert.
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