Benzocaine, Ethyl P-Aminobenzoate, Pharma Grade, CAS: 94-09-7

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Benzocaine
Another Name: 4-Aminobenzoic acid ethyl ester; Benzocaine methanol solution; Ethyl 4-aminobenzoate. (4-Aminobenzoic acid ethyl ester) ; Benzocaine; H-4-Abz-OEt; Benzocione; 4- (ethoxycarbonyl) aniliniumato
CAS: 94-09-7
EINCES: 202-303-5
Molecular Weight: 165.19
Molecular Formula: C9H11NO2
Melting Point: 89-92 ° C
Boiling Point: 172 ° C (17 torr)
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Refractive index: 1.5502
Flash Point: ) 110 ° C
Appearance: White crystalline powder
Usage: A commonly used topical pain reliever. Main active ingredient in anesthetic ointments

Items tested	Specification	Result
Characters	White crystals or crystalline powder	White crystals
Identification	IR should comply with the reference standard spectrum. UV should comply with the reference standard spectrum. An orange-red precipitate is performed.	Conform
Melting point	88 -92° C	89.5-90.0° C
Loss on drying	Not more than 0.5%	0.18%
Readily carbonizable Substances	The resolution has no more color than matching fluid A.	Conform
Residue on ignition	Not more than 0.1%	0.02%
Heavy metals	Not more than 0.001%	Conform
Chloride	Conform	Conform
Assay (HPLC)	98.0%-102.0%	99.92%
Ordinary impurities	≤ 1%	Conform
Reaction	Conform	Conform
Conclusion	Qualified

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