Molekula
Ethyl 4-aminobenzoate (Benzocaine)
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Ethyl 4-aminobenzoate, also known as benzocaine, is a local anesthetic used in topical formulations for pain relief. It is commonly found in creams, gels, and sprays for treating minor skin irritations and mucosal discomfort. Available in powder form with a molecular weight of 165.19 g/mol, its CAS number is 94-09-7, and its molecular formula is C9H11NO2. Store at ambient temperature. Molekula supplies Ethyl 4-aminobenzoate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
100 g — $56.10 per pack
-
1 kg — $177.60 per pack
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White flakes |
| Melting Point | 88.0 - 92.0 Deg C |
| Heavy metals | <0.001% |
| Identification | Conforms to reference |
| Loss on Drying | 0.5%max |
| Assay | 98.0 - 102.0% |
| Residue on Ignition | <0.1% |
| Particle Size | 75 microns |
| Ordinary Impurities | ≤1.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 112 °C |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 92 °C |
| Boiling Point | 310 °C |
| Solubility (other solvents) | Soluble in acid |
| Vapour Pressure | 2.6 × 10⁻⁴ mmHg at 25 °C (Estimated) |
| pKa | pKa = 2.51 (at 25 °C) |
| log P (octanol/water) | 1.86 |
Source: PubChem CID 2337 (DrugBank, HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 49830894 |
| CAS Number | 94-09-7 |
| IUPAC Name | ethyl 4-aminobenzoate |
| EC Number | 202-303-5 |
| Molecular Formula | C9H11NO2 |
| Molecular Weight | 165.19 |
| Exact Mass | 165.079 |
| SMILES | CCOC(=O)C1=CC=C(C=C1)N |
| InChIKey | BLFLLBZGZJTVJG-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H11NO2/c1-2-12-9(11)7-3-5-8(10)6-4-7/h3-6H,2,10H2,1H3 |
| PubChem CID | 2337 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29224930 |
| Tariff Code | 2922498590 |
Safety & GHS
-
Health Hazard
GHS07
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H401 Toxic to aquatic life
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+350 IF ON SKIN: Gently wash with soap and water
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P501 Dispose of contents/container to an approved waste disposal plant
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Russian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 4-Aminobenzoic acid ethyl ester
- Americaine
- Anaesthesin
- benzocaine
- Ethyl 4-aminobenzoate
- Ethyl aminobenzoate
- Ethyl p-aminobenzoate
- Norcaine
- Parathesin
- Parathesine
Frequently asked questions
What is Ethyl 4-aminobenzoate (Benzocaine) used for?
It is primarily used as a local anesthetic in topical formulations such as creams, gels, and sprays for pain relief.
What is the chemical formula and molecular weight of Ethyl 4-aminobenzoate?
The formula is C9H11NO2 with a molecular weight of 165.19 g/mol.
How should Ethyl 4-aminobenzoate be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade of Ethyl 4-aminobenzoate does Molekula supply?
Molekula supplies Ethyl 4-aminobenzoate in pharmaceutical grade.
Can Molekula supply Ethyl 4-aminobenzoate in bulk quantities?
Yes, Molekula can supply Ethyl 4-aminobenzoate in bulk quantities upon request.
What documentation comes with an order of Ethyl 4-aminobenzoate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS).
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.