Dimethyl sulphate, 98%
Order Dimethyl sulphate, 98% (CAS 77-78-1) online at Zemixal. Request a quote with price, lead time and documents. Packs from 500 mL.
About Dimethyl sulphate, 98%
Dimethyl sulphate, 98% sits in our synthetic, Protecting & Derivatization Reagents section and ships worldwide from stock or short lead time. For your records (Synthesis), the material is defined by CAS 77-78-1, formula C2H6O4S and molar mass 126.13 g/mol. It is described as colourless liquid.
Use cases we see most often
- Organic synthesis
- Reaction development
- Medicinal chemistry
- Pharmaceutical synthesis
Safe handling
Reported physical data: melting point -32 °C and boiling point 188 °C. It carries the GHS signal word Danger (H301, H314, H317 and H330), so wear gloves and eye protection and work with good ventilation. For transport it ships as UN UN 1595.
Standard pack sizes are 500 mL and 250 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. 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
- Pharmaceutical synthesis
Applications
Specifications and identifiers
| Product name | Dimethyl sulphate, 98% |
|---|---|
| Catalogue number | ZX-000844 |
| CAS number | 77-78-1 |
| IUPAC name | dimethyl sulfate |
| Molecular formula | C2H6O4S |
| Molar mass | 126.13 g/mol |
| Exact mass | 125.9987 |
| Grade | Synthesis |
| Purity / assay | 98% |
| Physical form | Liquid |
| Appearance | Colourless liquid |
| Melting point | -32 °C |
| Boiling point | 188 °C |
| XLogP3 | -0.3 |
| H-bond donors / acceptors | 0 / 4 |
| Topological polar surface area | 61 Ų |
| HS code | 29209099 |
| UN number | UN 1595 |
| InChIKey | VAYGXNSJCAHWJZ-UHFFFAOYSA-N |
| SMILES | COS(=O)(=O)OC |
| PubChem CID | 6497 |
| Synonyms | Sulfuric acid dimethyl ester, dimethylsulfate, Dimethyl monosulfate, Sulfuric acid, dimethyl ester, Sulfate dimethylique, DMS (methyl sulfate), Dwumetylowy siarczan, Sulfato de dimetilo, Methyle (sulfate de), Sulfate de dimethyle, Dimethylester kyseliny sirove, Sulfate de methyle |
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
- H301Toxic if swallowed
- H314Causes severe skin burns and eye damage
- H317May cause an allergic skin reaction
- H330Fatal if inhaled
- H341Suspected of causing genetic defects
- H350May cause cancer
Precautionary statements P203, P260, P261, P264, P270, P271, P272, P280, P284, P301 + P316, P301 + P330 + P331, P302 + P352, P302 + P361 + P354, P304 + P340, P305 + P354 + P338, P316, P318, P320, P321, P330, P333 + P317, P362 + P364, P363, P403 + P233
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 | |
| 250 kg | 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 Dimethyl sulphate, 98%
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Other grades with CAS 77-78-1
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- Formula
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- MW
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