Molekula
N-Ethyl-p-toluenesulfonamide
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
N-Ethyl-p-toluenesulfonamide is a sulfonamide compound used as an intermediate in pharmaceutical and agrochemical synthesis. It is also allowed as an inert formulation component in pesticide products not intended for food use. It serves as a building block in the production of active pharmaceutical ingredients and specialty chemicals. Available in powder form, it has a molecular weight of 199.27 g/mol, a molecular formula of C9H13NO2S, and a CAS number of 80-39-7. Stored at ambient temperature, it carries a warning signal word due to potential health hazards. Molekula supplies N-Ethyl-p-toluenesulfonamide 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.
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100 g — $73.30 per pack
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Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White to Off-white powder |
| Melting Point | 62 - 66°C |
| Purity (HPLC) | ⩾ 98.0% |
| Identification (IR) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 127 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 63.9 °C |
Source: PubChem CID 6637 (CAMEO Chemicals)
Identification
| Property | Value |
|---|---|
| SKU | 23629708 |
| CAS Number | 80-39-7 |
| IUPAC Name | N-ethyl-4-methylbenzenesulfonamide |
| EC Number | 201-275-1 |
| Molecular Formula | C9H13NO2S |
| Molecular Weight | 199.27 |
| Exact Mass | 199.0667 |
| SMILES | CCNS(=O)(=O)C1=CC=C(C=C1)C |
| InChIKey | OHPZPBNDOVQJMH-UHFFFAOYSA-N |
| InChI | InChI=1S/C9H13NO2S/c1-3-10-13(11,12)9-6-4-8(2)5-7-9/h4-7,10H,3H2,1-2H3 |
| PubChem CID | 6637 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2935907500 |
| Tariff Code | 2935909099 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- 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
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, 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-Toluenesulfonamide, N-ethyl-
- Benzenesulfonamide, N-ethyl-4-methyl-
- Ethyl tosylamide
- ethyl-p-toluenesulfonamide
- N-Ethyl-4-methylbenzenesulfonamide
- N-Ethyl-4-toluenesulfonamide
- N-Ethyl-p-tolylsulfonamide
- N-Ethyltoluene-4-sulphonamide
- OHPZPBNDOVQJMH-UHFFFAOYSA-
- p-Tolueneethylsulfonamide
Frequently asked questions
What is N-Ethyl-p-toluenesulfonamide used for?
It is commonly used as a reagent in organic synthesis, particularly in the preparation of sulfonamide derivatives and as an intermediate in pharmaceutical and agrochemical manufacturing. It is also used as a plasticizer for polyamides and cellulose resins.
What is the chemical formula and molecular weight of N-Ethyl-p-toluenesulfonamide?
The formula is C9H13NO2S with a molecular weight of 199.27 g/mol.
How should N-Ethyl-p-toluenesulfonamide be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for N-Ethyl-p-toluenesulfonamide?
It is available in technical grade; custom purity levels may be requested.
Can Molekula supply N-Ethyl-p-toluenesulfonamide in bulk?
Yes, Molekula can supply this compound in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of N-Ethyl-p-toluenesulfonamide?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.