3-Isobutyl-3,4,7,12-tetrahydro-1H-[1,2,5]triazepino[1,2-b]phthalazine-1,5(2H)-dione CAS 81215-71-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81215-71-6 |
| Molecular Formula | C16H21N3O2 |
| Molecular Weight | 287.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Isobutyl-3,4,7,12-tetrahydro-1H-[1,2,5]triazepino[1,2-b]phthalazine-1,5(2H)-dione (CAS 81215-71-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H21N3O2. Molecular weight: 287.36 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H21N3O2 |
| Molecular Weight | 287.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
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Recommended Standards
- 3-Benzyl-7-methylhexahydro-1H-pyridazino[1,2-a][1,2,5]triazepine-1,5(2H)-dione (CAS 67744-73-4)
- 3-Tosylthiazolidine-2-carboxylic acid (CAS 408360-05-4)
- 3-(Thiomorpholinosulfonyl)benzoic acid (CAS 799262-54-7)
- 5-Bromo-2-chloro-3-(difluoromethoxy)pyridine (CAS 1211533-38-8)
- tert-Butyl (S)-2-(4-(4-fluorobenzoyl)thiazol-2-yl)pyrrolidine-1-carboxylate (CAS 1005342-78-8)
- Landiolol Impurity 118 (CAS CATO-C4X-2621118)
- 5-(P-tolyl)isoxazole-4-carboxylic acid (CAS 887408-19-7)
- 3-(quinolin-4-yl)prop-2-enoic acid (CAS 13026-20-5)
- Ammonium 2-(tert-butoxycarbonyl)benzoate (CAS 101976-13-0)
- Tirzepatide Impurity 18 (CAS CATO-C4X-324018)
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