5-氧代-1-(4-磺基苯基)-2-吡唑啉-3-羧酸，CAS 登记号 118-47-8，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，下游主要用于有机化学品。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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1-(4'-Sulfophenyl)-3-Carboxy-5-Pyrazolone · CAS 118-47-8 · C10H8N2O6S. UNII 2A9HS5E9L7.
| CAS Registry Number | 118-47-8 |
|---|---|
| PubChem CID | 67045 |
| Molecular formula | C10H8N2O6S |
| IUPAC name | 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylic acid |
| UNII (FDA) | 2A9HS5E9L7 |
| Molecular Weight | 284.25 |
|---|---|
| XLogP3 | -0.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 3 |
| Exact Mass | 284.01030715 |
| Monoisotopic Mass | 284.01030715 |
| Topological Polar Surface Area | 133 |
| Heavy Atom Count | 19 |
| Formal Charge | 0 |
| GHS notification summary | 6.5% (10 / 154) |
|---|
| GHS notification summary | 6.5% (10 / 154) |
|---|---|
| Reported hazard statements | H319 (26%), H412 (67.5%) |
This chemical does not meet GHS hazard criteria for 6.5% (10 of 154) of reports.
H319 (26%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
118-47-8; Pyrazolone T; 1-(4'-SULFOPHENYL)-3-CARBOXY-5-PYRAZOLONE; 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylic acid; 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-; DTXSID5041273; EINECS 204-254-5; NSC 50665; BRN 0689305; 2A9HS5E9L7; 5-Oxo-1-(4-sulphophenyl)-2-pyrazoline-3-carboxylic acid; DTXCID3021273; NSC-50665; NSC-51118; RefChem:870517; DTXCID3036575
CAS 118-47-8; molecular formula C10H8N2O6S; molecular weight — g/mol.
118-47-8, Pyrazolone T, 1-(4'-SULFOPHENYL)-3-CARBOXY-5-PYRAZOLONE, 5-oxo-1-(4-sulfophenyl)-4H-pyrazole-3-carboxylic acid, 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-, DTXSID5041273.
6.5% of GHS notifications report no hazard classification (10 of 154).
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.