Molekula
Ethanesulfonyl chloride
Ethanesulfonyl chloride is a reactive organic compound used in sulfonation reactions and as a reagent in the synthesis of sulfonamides and other sulfonate derivatives. It is a colorless to pale yellow liquid with a pungent odor. CAS: 594-44-5, molecular formula: CH₃CH₂SO₂Cl, molecular weight: 128.58 g/mol. Store at ambient temperature. Hazardous: handle with care. Molekula supplies Ethanesulfonyl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Overview
Ethanesulfonyl chloride is a reactive organic compound used in sulfonation reactions and as a reagent in the synthesis of sulfonamides and other sulfonate derivatives. It is a colorless to pale yellow liquid with a pungent odor. CAS: 594-44-5, molecular formula: CH₃CH₂SO₂Cl, molecular weight: 128.58 g/mol. Store at ambient temperature. Hazardous: handle with care. Molekula supplies Ethanesulfonyl chloride from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless to light yellow liquid |
| Water | ≤0.1% |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 83 C |
| Transport Class | 6.1 (8) |
| Packing Group | II |
| Shelf Life | 24 months |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| CAS Number | 594-44-5 |
| Molecular Formula | CH3CH2SO2Cl |
| Molecular Weight | 128.58 |
| SMILES | O=S(=O)(Cl)CC |
| EC / UN Number | 2927 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29049950 |
| Tariff Code | 2904990050 |
Safety & GHS
-
Compressed Gas
GHS04
-
Corrosive
GHS05
Hazard statements
- EUH071 Corrosive to the respiratory tract
- H290 May be corrosive to metals
- H301 Toxic if swallowed
- H314 (sub cat. 1B) Causes severe skin burns and eye damage
- H330 Fatal if inhaled
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+330 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting
- P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
- P309+311 IF exposed or you feel unwell: Call a POISON CENTER or doctor/physician
For research and industrial use only
Documents
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.
Pricing & pack sizes
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is ethanesulfonyl chloride used for?
It is primarily used as a sulfonating agent in organic synthesis, particularly for introducing sulfonyl groups into molecules.
What is the chemical formula and molecular weight of ethanesulfonyl chloride?
The formula is CH3CH2SO2Cl with a molecular weight of 128.58 g/mol.
How should ethanesulfonyl chloride be stored?
It should be stored at ambient temperature, protected from moisture and heat.
What grade of ethanesulfonyl chloride does Molekula supply?
Molekula supplies ethanesulfonyl chloride in reagent grade.
Can Molekula supply ethanesulfonyl chloride in bulk?
Yes, Molekula can supply ethanesulfonyl chloride in bulk quantities upon request.
What documentation comes with an order of ethanesulfonyl chloride?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
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.