2-Hydroxy-4-(2-{1-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene}hydrazino)benzoic acid CAS 314759-58-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 314759-58-5 |
| Molecular Formula | C21H17N5O5S |
| Molecular Weight | 451.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Hydroxy-4-(2-{1-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-3-methyl-5-oxo-1,5-dihydro-4H-pyrazol-4-ylidene}hydrazino)benzoic acid (CAS 314759-58-5), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H17N5O5S. Molecular weight: 451.46 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H17N5O5S |
| Molecular Weight | 451.46 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related Hydroxy Standards
- 4-Hydroxy Propranolol Glucuronide (CAS 94731-13-2)
- 3-Hydroxy-4-((5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)diazenyl)-N,N-dimethylnaphthalene-1-sulfonamide (CAS 1211938-40-7)
- 2-[4-hydroxy-2-(hydroxymethyl)-3-methoxyphenyl]-N-[2-(3-methoxy-4-phenylmethoxyphenyl)ethyl]acetamide (CAS 1359829-25-6)
- Hydroxy Mifepristone-d6 (CAS CATO-C4X-12167)
- 6beta-Hydroxy Triamcinolone Acetonide (CAS 3869-32-7)
- S-(2-Hydroxy-5-nitrobenzoyl)-6-thioguanosine (CAS 41094-07-9)
- 2-Benzyl-1-(2-hydroxy-5-methoxy-4-phenylmethoxyphenyl)-3-phenylpropan-1-one (CAS 1346600-17-6)
- 5-Ethyl-3-hydroxy-2-(((2-(naphthalen-1-yloxy)-5-(trifluoromethyl)phenyl)imino)methyl)cyclohex-2-en-1-one (CAS 1024259-71-9)
Recommended Standards
- 2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(4-(trifluoromethoxy)phenyl)acetamide (CAS 882083-32-1)
- 3-Amino-N-(2,4-dimethoxyphenyl)-4-(trifluoromethyl)-5H,6H,7H,8H-thieno[2,3-b]quinoline-2-carboxamide (CAS 626221-70-3)
- 1-(Diphenylphosphoryl)-N-(2-(methylthio)-5-(trifluoromethyl)phenyl)methanethioamide (CAS 680213-02-9)
- 2-(Bromomethyl)-4-fluorophenol (CAS 1260902-19-9)
- N-((1-(2-Aminoacetyl)pyrrolidin-3-yl)methyl)-N-isopropylacetamide (CAS 1353966-10-5)
- 1-methyl-4-[[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]methyl]piperazine (CAS 938043-30-2)
- 3-Cycloheptyl-3-hydroxypropanoic acid (CAS 1482391-74-1)
- 5,6-Dihydropyrimido[5,4-e][1,2,4]triazin-5-ol (CAS 205926-63-2)
- 5-(2,6-Dichlorophenyl)oxazolidine-2,4-dione (CAS 82128-25-4)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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