Online Database of Chemicals from Around the World
| Achemica | Switzerland | Inquire | ||
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+41 (24) 466-2929 | |||
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contact@achemica.com | |||
| Chemical manufacturer since 2010 | ||||
| Alfa Aesar. | USA | Inquire | ||
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+1 (978) 521-6300 | |||
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info@alfa.com | |||
| Chemical manufacturer | ||||
| King Scientific | USA | Inquire | ||
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sales@kingscientific.com | |||
| Chemical manufacturer since 2013 | ||||
| Santa Cruz Biotechnology, Inc. | USA | Inquire | ||
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+1 (831) 457-3800 | |||
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scbt@scbt.com | |||
| Chemical manufacturer | ||||
| Sigma-Aldrich, Inc. | USA | Inquire | ||
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+86 (21) 6141-5566 / 800-819-3336 | |||
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ordercn@sial.com, | |||
| Chemical manufacturer since 1992 | ||||
| Name | Pyrosulfuric Acid |
|---|---|
| Synonyms | 307750_Aldrich; 60235_Fluka; Dipotassium Disulfate |
| Molecular Structure |  |
| Molecular Formula | K2O7S2 |
| Molecular Weight | 254.31 |
| CAS Registry Number | 7783-05-3 |
| EINECS | 231-976-8 |
| SMILES | O=[S](O[S](=O)(=O)[O-])(=O)[O-].[K+].[K+] |
| InChI | 1S/2K.H2O7S2/c;;1-8(2,3)7-9(4,5)6/h;;(H,1,2,3)(H,4,5,6)/q2*+1;/p-2 |
| InChIKey | KAQHZJVQFBJKCK-UHFFFAOYSA-L |
| Melting point | 214°C (Expl.) |
|---|---|
| Safety Code | S20;S26;S36/37/39;S45 Details |
|---|---|
| Risk Code | R34;R37 Details |
| Hazard Symbol |  C Details |
| Transport Information | UN2509 |
| Safety Description | DANGER: CORROSIVE, irritates skin & eyes |
| DANGER: CORROSIVE, burns skin & eyes | |
| Market Analysis Reports |
| List of Reports Available for Pyrosulfuric Acid |