3-Methyl-1-(6-methylpyridazin-3-yl)-1H-thieno[2,3-c]pyrazole-5-carboxylic acid CAS 1443979-97-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1443979-97-2 |
| Molecular Formula | C12H10N4O2S |
| Molecular Weight | 274.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-1-(6-methylpyridazin-3-yl)-1H-thieno[2,3-c]pyrazole-5-carboxylic acid (CAS 1443979-97-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10N4O2S. Molecular weight: 274.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10N4O2S |
| Molecular Weight | 274.30 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 6-(4-Hydroxyphenyl)-3-methylimidazo[2,1-b]thiazole-2-carboxylic acid (CAS 1437477-62-7)
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- 3-Hydroxy-5-methyl-1-phenylthieno-[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 1422057-40-6)
- tert-Butyl (3S,4S)-3-hydroxy-4-(methylamino)piperidine-1-carboxylate (CAS 1638744-16-7)
- 3-4-O-Isopropylidene-D-mannitol (CAS 3969-84-4)
- Silicic acid, dilithium salt (CAS 10102-24-6)
- (S)-tert-Butyl 3-(2-methoxy-2-oxoethyl)piperidine-1-carboxylate (CAS 1217737-76-2)
- Octahydro-2,8,4,6-(epoxypropane[1,1,2,3]tetrayl)naphthalen-4(1H)-ol (CAS 1167987-96-3)
- n-Butyl-1,3-benzothiazol-2-amine (CAS 24622-31-9)
- T-Peptide (CAS 2022956-62-1)
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