Benzocaine (CAS: 94-09-7) is a white crystalline powder and one of the earliest known ester-type anesthetics. In laboratories, it is valued as a chemical reagent for analytical, educational, and comparative purposes.
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| Parameter | Value |
|---|---|
| Formula | C9H11NO2 |
| Molecular weight | 165.19 g/mol |
| CAS | 94-09-7 |
| Appearance | White crystalline powder (fluffy or mesh) |
| Melting point | 88–90 °C |
| Solubility | Soluble in ethanol and chloroform, sparingly in water |
➡ PubChem – Benzocaine
➡ ChemSpider – Benzocaine
➡ NIST WebBook – Benzocaine
➡ ChEBI – Benzocaine
➡ ECHA – Substance Info Benzocaine
🧪 Lab exercise: Recrystallise benzocaine from ethanol and compare melting points before and after purification.
💡 Fact: Benzocaine was first synthesised in 1890 and became a model ester-type anesthetic long before lidocaine.
💡 Tip: Choose fluffy benzocaine for fast dissolution, mesh benzocaine for controlled particle size in analytical work.
Benzocaine (CAS: 94-09-7) is a versatile crystalline reagent used in analytical chemistry, pharmacological R&D and education.
CristalChem provides high-purity benzocaine fluffy & mesh powders with safe worldwide delivery and complete documentation.
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Chemical Research Writer at CristalChem Academy. Passionate about chemistry, R&D, and turning laboratory insights into global wellness and industrial innovations.
