5-(1-Ethyl-2-oxoindolin-3-ylidene)-2-(4-isopropoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one CAS 371212-46-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 371212-46-3 |
| Molecular Formula | C23H20N4O3S |
| Molecular Weight | 432.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(1-Ethyl-2-oxoindolin-3-ylidene)-2-(4-isopropoxyphenyl)thiazolo[3,2-b][1,2,4]triazol-6(5H)-one (CAS 371212-46-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H20N4O3S. Molecular weight: 432.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H20N4O3S |
| Molecular Weight | 432.49 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 | 4 |
| Sulfur Atoms | 1 |
Related Ethyl Standards
- 2-(1-Butyl-2-oxoindolin-3-ylidene)-6-phenyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 607385-06-8)
- 3-(2-Oxoindolin-5-yl)benzoic acid (CAS 358733-02-5)
- 6-(5-(1-Acetyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)hexanoic acid (CAS 300816-71-1)
- 2-(1-Ethyl-2-oxoindolin-3-ylidene)-6-phenyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 607384-96-3)
- 3-(5-(1-Methyl-2-oxoindolin-3-ylidene)-4-oxo-2-thioxothiazolidin-3-yl)benzoic acid (CAS 306322-09-8)
- 2-(1-Methyl-2-oxoindolin-3-ylidene)-6-phenyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 607384-94-1)
- 4-(4-Oxo-5-(2-oxoindolin-3-ylidene)-2-thioxothiazolidin-3-yl)benzoic acid (CAS 305376-86-7)
- 1-Benzyl-2-oxoindolin-3-yl 4-chlorobenzoate (CAS 400076-66-6)
Recommended Standards
- 4-[4-(4-Methoxyphenyl)pyrimidin-2-yl]phenyl 4-methylbenzene-1-sulfonate (CAS 477857-19-5)
- Bis[4-(3-aminophenoxy)phenyl] Sulfone (CAS 30203-11-3)
- 4-((2-(4-Methoxystyryl)quinazolin-4-yl)amino)benzenesulfonamide (CAS 69019-07-4)
- N-(3-acetylphenyl)cyclopropanecarboxamide (CAS 109919-96-2)
- N-Nitroso Evocalcet (CAS CATO-C4X-248512)
- 2-(3-(((Cyclopropylmethyl)amino)methyl)piperidin-1-yl)ethanamine (CAS 1353953-86-2)
- 5-(2-Cyanophenoxymethyl)furan-2-carboxylic acid (CAS 893743-98-1)
- N-(3-Ethoxy-2-(prop-2-yn-1-yloxy)benzyl)-2-methylpropan-2-amine (CAS 1239750-45-8)
- 2-(4-Methoxyphenyl)-5-methylthiazole-4-carboxylic acid (CAS 115299-09-7)
- Uremic Pentapeptide (CAS 71494-20-7)
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