5-((tert-Butyldimethylsilyl)oxy)-3-iodo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole CAS 1254473-78-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1254473-78-3 |
| Molecular Formula | C18H27IN2O2Si |
| Molecular Weight | 458.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-((tert-Butyldimethylsilyl)oxy)-3-iodo-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole (CAS 1254473-78-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C18H27IN2O2Si. Molecular weight: 458.41 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C18H27IN2O2Si |
| Molecular Weight | 458.41 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 2 |
Related tert Standards
- 1-(5-((Tert-butyldimethylsilyl)oxy)-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indol-1-yl)-2,2-dimethylpropan-1-one (CAS 2390149-15-0)
- 4-(3-(((Tert-butyldimethylsilyl)oxy)methyl)pyrrolidin-1-yl)-3-iodo-5-nitropyridine (CAS 1186310-82-6)
- 5-(3-(((Tert-butyldimethylsilyl)oxy)methyl)pyrrolidin-1-yl)-2-chloro-3-iodopyridine (CAS 1203499-04-0)
- 7-(3-((tert-Butyldimethylsilyl)oxy)propyl)-6-(1-ethoxyvinyl)-5-(p-tolyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine (CAS 821794-86-9)
- 3-((tert-Butyldimethylsilyl)oxy)-3-cyclohexyl-1-(2-iodophenyl)propan-1-one (CAS 1402839-08-0)
- (3β)-3-[(tert-Butyldimethylsilyl)oxy]-chola-5,7-dien-24-ol (CAS 146177-15-3)
- 2-(2-((tert-Butyldimethylsilyl)oxy)phenyl)-1-(4,6-dimethoxybenzo[d][1,3]dioxol-5-yl)prop-2-en-1-one (CAS 2307215-75-2)
- 6-[1-[(tert-Butyldimethylsilyl)oxy]ethyl]-7-oxo-3-(tetrahydro-3-furanyl)-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylicacid 2-propenylester (CAS 120705-71-7)
Recommended Standards
- 2-((3-Fluoro-4-methoxyphenyl)amino)-1-(2-(trifluoromethyl)benzyl)-1H-benzo[d]imidazole-5-carboxamide (CAS 1092829-93-0)
- 5-[3-(tert-Butyl-1-(2,4-dichlorobenzyl)-1H-pyrazol-5-yl]-4-phenyl-4H-1,2,4-triazole-3-thiol (CAS 306937-09-7)
- N-(4-{[(2,4-Diamino-6-pteridinyl)methyl]amino}-3-fluorobenzoyl)-L-glutamic acid (CAS 85803-34-5)
- 2-Allyl-6-aminophenylamine (CAS 154490-93-4)
- (3aS,6R,6aS)-6-(Hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyrrol-4-one (CAS 1000391-63-8)
- N-(2-(1H-Imidazo[1,2-b]pyrazol-1-yl)ethyl)-1-(thiophen-2-yl)cyclopentane-1-carboxamide (CAS 1797628-80-8)
- 2,4-Dihydroxy-3-methylbenzohydrazide (CAS 1142211-15-1)
- 3-(5,6,7,8-Tetrahydroimidazo[1,2-a]pyridin-2-yl)propanenitrile (CAS 2228531-37-9)
- 1-(4-methylpiperazin-1-yl)-2-(4-nitrophenyl)ethanone (CAS 150784-49-9)
- Tirzepatide Impurity 16 (CAS CATO-C4X-324016)
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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