5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid (CAS 21951-33-7) — formula C10H8N2O6S, molecular weight 284.25; category organic chemicals.
5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid (CAS 21951-33-7) is a chemical raw material in the organic chemicals category. Its molecular formula C10H8N2O6S comprises 10 C, 8 H, 2 N, 6 O, 1 S atoms. Its molecular weight is about 284.25. Reported physicochemical data: LogP about -0.3. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 21951-33-7 |
|---|---|
| Molecular Formula | C10H8N2O6S |
| Molecular Weight | 284.25 |
| LogP | -0.3 |
| Applications | 1H-Pyrazole-3-carboxylic acid, 5-dihydro-5-oxo-1-(4-sulfophenyl)-: ACTIVE, 5-hydroxy-1-(4-sulfophenyl)-: INACTIVE |
| Category | Organic Chemicals |
Documented applications: 1H-Pyrazole-3-carboxylic acid, 5-dihydro-5-oxo-1-(4-sulfophenyl)-: ACTIVE, 5-hydroxy-1-(4-sulfophenyl)-: INACTIVE.
5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid is a carbon-based organic compound with CAS registry number 21951-33-7 and molecular formula C10H8N2O6S (molecular weight 284.25), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 21951-33-7
Its molecular formula C10H8N2O6S comprises 10 C, 8 H, 2 N, 6 O, 1 S atoms.
Also known as: 5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid · 5-羟基-1-(4-磺苯基)吡唑-3-羧酸
Category: organic chemicals
The CAS registry number of 5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid is 21951-33-7.
Molecular formula C10H8N2O6S, molecular weight 284.25.
It is also registered under: 5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid, 5-羟基-1-(4-磺苯基)吡唑-3-羧酸.
Recorded applications: 1H-Pyrazole-3-carboxylic acid, 5-dihydro-5-oxo-1-(4-sulfophenyl)-: ACTIVE, 5-hydroxy-1-(4-sulfophenyl)-: INACTIVE.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 5-hydroxy-1-(4-sulphophenyl)-1H-pyrazole-3-carboxylic acid (CAS 21951-33-7), compiled from public chemistry databases.
| CAS Number | 21951-33-7 |
|---|---|
| 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 |
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
| GHS notifications | 6.5% (10 / 154) |
|---|
| GHS notifications | 6.5% (10 / 154) |
|---|---|
| Notified hazard statements | H319 (26%), H412 (67.5%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5-羟基-1-(4-磺苯基)吡唑-3-羧酸