89-36-1 60DZB69URT 3-Methyl-1-phenyl-5-pyrazolone-4'-sulfonic acid Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- Benzenesulfonic acid, p-(3-methyl-5-oxo-2-pyrazolin-1-yl)- (8CI) 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid AI3-08532 EINECS 201-901-3 NSC 26429 Pyrazoline G EC 201-901-3 UNII-60DZB69URT CAS 89-36-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89-36-1 |
| Molecular Formula | C10H16N2O4S |
| Molecular Weight | 260.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
89-36-1 60DZB69URT 3-Methyl-1-phenyl-5-pyrazolone-4'-sulfonic acid Benzenesulfonic acid, 4-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)- Benzenesulfonic acid, p-(3-methyl-5-oxo-2-pyrazolin-1-yl)- (8CI) 4-(3-Methyl-5-oxo-2-pyrazolin-1-yl)benzenesulphonic acid AI3-08532 EINECS 201-901-3 NSC 26429 Pyrazoline G EC 201-901-3 UNII-60DZB69URT (CAS 89-36-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H16N2O4S. Molecular weight: 260.31 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H16N2O4S |
| Molecular Weight | 260.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- 887-76-3 4,4'-Azo-3-hydroxynaphthalene-1-sulphonate 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, hydroxide, inner salt 1-Naphthalenediazonium, 2-hydroxy-4-sulfo-, inner salt EINECS 212-958-9 EC 212-958-9 (CAS 887-76-3)
- Biotin Impurity 1((+)-Biotin (+)-Sulfoxide) (CAS 10406-89-0)
- 0656AF 850074-81-6 C14H12O3S Ethyl 5-(4-formylphenyl)-2-thiophenecarboxylate (CAS 850074-81-6)
- Ethyl bicyclo[2.2.2]octa-2,5-diene-2-carboxylate (CAS 39863-21-3)
- (3S)-azepan-3-ol;hydrochloride (CAS 1923069-56-0)
- N-(2,4-Dimethylphenyl)-1-methylcyclohexane-1-carboxamide (CAS 1024577-87-4)
- 1-(3,5-Dimethylphenyl)propan-2-ol (CAS 1179748-17-4)
- Ethyl 2-(cyclopentylamino)-4-methylthiazole-5-carboxylate (CAS 735306-56-6)
- 3-Hydrazinyl-6-phenylpyridazine dihydrochloride (CAS 1559062-14-4)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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