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Contact: Amy wang
Company: Hbatun tading Co.,LTD
Haiyuetiandi B906 Yuhua West Road, Shijiazhuang, Hebei, China
shijiazhuang 050000
China
Phone: 13031440310
E-Mail: Send Inquiry Member for over 2 years
Date/Time:  7/15/21 3:32 GMT
 

Benzocaine hcl

Benzocaine hydrochloride is the hydrochloride form of the local anesthetic
Benzocaine. Its pharmacological action is the same as that of Benzocaine and
its anesthetic effect is weaker than that of procaine.Local absorption is slow
and long-lasting.Because insoluble in water, can not be used as infiltration
anesthesia, analgesic, antipruritic effect, drugs usually made of powder or oil
paste, clinical for the treatment of wounds, ulcers, burns, skin abrasions and
hemorrhoids, etc.
Benzocaine also known as aminobenzoate ethyl ester, sinecetine.The precipitates
from water are colorless or white rhombic needle-like crystals or crystalline
powder, and the precipitates from ether are square crystals.Odorless.Has a
bitter taste.The molecular weight is 165.19.Melting point is 92 ℃.Boiling
point 310℃, 183 ~ 184℃(1.87×103Pa).Insoluble in water, soluble in ethanol,
ether and chloroform, but also soluble in almond oil, olive oil and dilute
acids.Stable in the air.
Taking p-nitrotoluene as raw material, in sulfuric acid, with sodium dichromate
oxidation, p-nitrobenzoic acid, ethanol esterification reaction, separation, p-
nitrobenzoic acid ethyl ester in acetic acid solution, iron powder at 85 ~ 95℃
reduction, benzocaine crude product.After separation, washing with water, and
then recrystallization in ethanol refining.
To contact me
amywang@hbatun.com ,
Whatsapp : +86 13031440310,
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Minimum Order: 1 kilograms

Benzocaine hcl
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