Chinese name: Benzocaine
Name: Benzocaine
CAS: 94-09-7
EINECS number: 202-303-5
Molecular formula: C9H11NO2
MDL number: MFCD00007892
Molecular weight: 165.19
Appearance properties: colorless, odorless, tasteless crystal.
Appearance: colorless oblique crystal. Melting point 92 ° C (88-90 ° C), boiling point 183-184 ° C (1.87kPa). 1g of the product is soluble in about 2500ml water, 5ml ethanol, 2ml chloroform, 4ml ether or 30-50ml almond oil and olive oil, and is also soluble in dilute acids. Stable in air, odorless, bitter taste.
Solubility: insoluble in water, soluble in alcohol, ether, chloroform.
Melting point: 88-90 °C
Boiling point: 172 °C (12.7517 mmHg)
Density: 1.17
Refractive index: 1.5600 (estimate)
Flash point: 172°C/13mm
Storage conditions: 0-6°C
Solubility: Solubility ratio with alcohol: 1 gram soluble in 5 ml
Acidity factor (pKa) : 2.5(at 25℃)
Form: crystalline powder
Color: White
Odor: odorless
water solubility: Soluble in ethanol, chloroform, ethyl ether and dilute acids. Sparingly soluble in water
Merck: 14,1086
BRN: 638434
Stability: Stable.
use
It is a local anesthetic for the pain relief of wounds, ulcers and hemorrhoids. It is also an intermediate for cough relief.