| Certificates/Standards: | N; |
| Monthly Output: | Not provided |
| Regional: | Not provided |
| Packaging Information: | Not provided |
| Mode Of Payment: | Not provided |
| Delivery Lead Time: | Not provided |
| Main Sales Markets: | North America，Central/South America，Western Europe，Eastern Europe，Australasia，Asia，Middle East，Africa |
| Sample Provided: | No |
| Sample Policy: | Not provided |
| Minimum Quantity: | Not provided |
Benzocaine is a local anesthetic commonly used as a topical pain reliever orin cough drops. It is the active ingredient in many over-the-counter anestheticointments such as products for oral ulcers. It is also combined with antipyrineto form A/B otic drops to relieve ear pain and remove earwax.
Benzocaine is the ethyl ester of p-aminobenzoicacid (PABA). It can be prepared from PABA and ethanol by Fischer esterificationor via the reduction of ethyl p-nitrobenzoate. Benzocaine is sparingly solublein water; it is more soluble in dilute acids and very soluble in ethanol,chloroform and ethyl ether. The melting point of benzocaine is 88–90 °C, and the boiling point is about 310 °C. The density of benzocaine is 1.17 g/cm3.
沪公网安备31010402001403号
