Chlorosulfonic acid, GR 99%+
Chlorosulfonic acid, GR 99%+ (CAS 7790-94-5) supplier Zemixal: ClHO3S, COA and SDS with every lot, worldwide shipping. Purity ≥99%.
About Chlorosulfonic acid, GR 99%+
Researchers and plant chemists source Chlorosulfonic acid, GR 99%+ from Zemixal for routine and specialised work. Identity at a glance (AR): CAS 7790-94-5, formula ClHO3S and molar mass 116.53 g/mol. It is described as colourless liquid.
Where it is used
- Organic synthesis
- Reaction development
- Medicinal chemistry
Storage and safety notes
Literature values: melting point −80 °C and density 1.753 g. Hazard communication follows GHS (Danger: H314 and H335). Our SDS lists exposure controls and first-aid measures.
Available as 500 mL and 4 x 500ml. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Organic synthesis
- Reaction development
- Medicinal chemistry
Applications
Grade guides
Specifications and identifiers
| Product name | Chlorosulfonic acid, GR 99%+ |
|---|---|
| Catalogue number | ZX-000827 |
| CAS number | 7790-94-5 |
| IUPAC name | sulfurochloridic acid |
| Molecular formula | ClHO3S |
| Molar mass | 116.53 g/mol |
| Exact mass | 115.9335 |
| Grade | AR |
| Purity / assay | ≥99% |
| Physical form | Liquid |
| Appearance | Colourless liquid |
| Melting point | −80 °C |
| Density | 1.753 g |
| XLogP3 | -0.1 |
| H-bond donors / acceptors | 1 / 3 |
| Topological polar surface area | 62.8 Ų |
| HS code | 28062000 |
| InChIKey | XTHPWXDJESJLNJ-UHFFFAOYSA-N |
| SMILES | OS(=O)(=O)Cl |
| PubChem CID | 24638 |
| Synonyms | Chlorosulphonic acid, Chlorosulfuric acid, Sulfuric chlorohydrin, Monochlorosulfuric acid, Sulfonic acid, monochloride, Chlorosulphuric acid, Chloridosulfuric acid, Chlorosulfonic acid, 99%, ClHO3S, sulfochloride, chlorosufonic acid, chorosulfonic acid |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H314Causes severe skin burns and eye damage
- H335May cause respiratory irritation
Precautionary statements P260, P261, P264, P271, P280, P301 + P330 + P331, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P319, P321, P363, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 500 mL | Quoted on request | |
| 4 x 500ml | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Chlorosulfonic acid, GR 99%+
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Other grades with CAS 7790-94-5
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