Determine the necessary mass, volume, or concentration for preparing a solution.
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anhydrous, ≥99.9% Anhydrous Grade for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 5308 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Application
ZerO 2 products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organosulfur compounds |
| Classe | Sulfoxides |
| Subclass | Not available |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Sulfoxides |
| Alternative Parents | Sulfinyl compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aliphatic acyclic compounds |
| Substituents | Sulfoxide - Sulfinyl compound - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Aliphatic acyclic compound |
| Descrizione | This compound belongs to the class of organic compounds known as sulfoxides. These are compounds containing a sulfoxide functional group, with the structure RS(=O)R' (R,R' not H). |
| External Descriptors | a small molecule |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Data | Oggetto |
|---|---|---|---|
| Certificate of Analysis | Aug 26, 2026 | D433293 | |
| Certificate of Analysis | May 19, 2026 | D433293 | |
| Certificate of Analysis | Nov 26, 2025 | D433293 | |
| Certificate of Analysis | Jul 21, 2025 | D433293 | |
| Certificate of Analysis | Jan 14, 2025 | D433293 |
| Indice di rifrazione | 1.477-1.48 |
|---|---|
| Punto di infiammabilità (°F) | 189 °F |
| Punto di infiammabilità (°C) | 87℃ |
| Punto di ebollizione (°C) | 189°C |
| Punto di fusione (°C) | 16-19 °C (lit.) |
| Peso molecolare | 78.140 g/mol |
| XLogP3 | -0.600 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 78.0139 Da |
| Monoisotopic Mass | 78.0139 Da |
| Topological Polar Surface Area | 36.300 Ų |
| Heavy Atom Count | 4 |
| Formal Charge | 0 |
| Complexity | 29.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 1 |
Our grade selection guide covers purity, stabilizer status, and application suitability for all variants in our catalog.
View Anhydrous Grade grade guide →