对苯二酚磺酸钾盐，CAS 登记号 21799-87-1，由济南圣和化工有限公司现货供应，可提供纯度 按批次COA提供(不公开发布) 的规格，下游主要用于无机化学品。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。
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Hydroquinone sulfonic acid potassium salt · CAS 21799-87-1 · C6H5KO5S. UNII 249E3F00EP.
| CAS Registry Number | 21799-87-1 |
|---|---|
| PubChem CID | 23672329 |
| Molecular formula | C6H5KO5S |
| IUPAC name | potassium 2,5-dihydroxybenzenesulfonate |
| UNII (FDA) | 249E3F00EP |
| Molecular Weight | 228.27 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 5 |
| Rotatable Bond Count | 1 |
| Exact Mass | 227.94947591 |
| Monoisotopic Mass | 227.94947591 |
| Topological Polar Surface Area | 106 |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 246 |
| GHS notification summary | 0.4% (1 / 233) |
|---|
| GHS notification summary | 0.4% (1 / 233) |
|---|---|
| Reported hazard statements | H302 (31.3%), H315 (21.5%), H317 (33.5%), H319 (97.4%), H335 (21%), H412 (77.7%) |
This chemical does not meet GHS hazard criteria for 0.4% (1 of 233) of reports.
H302 (31.3%): Harmful if swallowed [Warning Acute toxicity, oral]
Potassium 2,5-dihydroxybenzenesulfonate; 21799-87-1; Potassium dobesilate; Potassium Hydroquinonesulfonate; Benzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt; DTXSID8044410; 249E3F00EP; UNII-249E3F00EP; DTXCID6024410; EINECS 244-584-7; Potassium 2,5-dihydroxybenzenesulphonate; Benzenesulfonic acid, 2,5-dihydroxy-, potassium salt (1:1); 2,5-Dihydroxybenzenesulfonic acid, monopotassium salt; RefChem:175470; Hydroquinonesulfonic acid potassium salt; 2,5-Dihydroxybenzenesulfonic acid potassium salt
CAS 21799-87-1; molecular formula C6H5KO5S; molecular weight — g/mol.
Potassium 2,5-dihydroxybenzenesulfonate, 21799-87-1, Potassium dobesilate, Potassium Hydroquinonesulfonate, Benzenesulfonic acid, 2,5-dihydroxy-, monopotassium salt, DTXSID8044410.
0.4% of GHS notifications report no hazard classification (1 of 233).
Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.