Tert-butyl 4-iodo-1H-pyrazolo[3,4-b]pyridine-1-carboxylate CAS 945599-35-9
| CAS No. | 945599-35-9 |
| Molecular Formula | C11H12IN3O2 |
| Molecular Weight | 345.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Tert-butyl 4-iodo-1H-pyrazolo[3,4-b]pyridine-1-carboxylate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Tert-butyl 4-iodo-1H-pyrazolo[3,4-b]pyridine-1-carboxylate (CAS 945599-35-9) is a high-purity analytical reference standard with the molecular formula C11H12IN3O2 and a molecular weight of 345.14 g/mol.
Structurally, Tert-butyl 4-iodo-1H-pyrazolo[3,4-b]pyridine-1-carboxylate (C11H12IN3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, iodine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 345.14 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
Physical & Chemical Properties
| Molecular Formula | C11H12IN3O2 |
| Molecular Weight | 345.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 3 |
Recommended Standards
- tert-Butyl 3-iodo-1H-pyrazolo[3,4-b]pyridine-1-carboxylate (CAS 920036-34-6)
- 2-(4-Bromophenyl)-4-oxo-3,4-dihydroquinazoline-7-carboxylic acid (CAS 1016520-34-5)
- Halofantrine impurity C CRS (CAS 38492-81-8)
- 5-(4-Bromo-phenyl)-2-(4-nitro-phenyl)-oxazole (CAS 118426-04-3)
- Cyclohexyltrichlorosilane (CAS 98-12-4)
- 4-Amino-3-nitrobenzenethiol (CAS 80983-47-7)
- 3-Iodobenzene-1-sulfonamide (CAS 50702-39-1)
- N1-(Pyridazin-3-yl)ethane-1,2-diamine dihydrochloride (CAS 2098145-17-4)
- 3-Bromo-4-(difluoromethyl)-5-(trifluoromethyl)pyridin-2-amine (CAS 1805260-49-4)
- 2-(3,4-Difluorophenyl)cyclohexan-1-one (CAS 1340532-09-3)
- 2-Bromo-1-difluoromethoxy-4-fluoro-benzene (CAS 936249-94-4)
- 5-Bromo-1H-benzo[d]imidazole-2,7-diamine (CAS 1564476-58-9)
- Phenylacetic Hydrazide (CAS 937-39-3)
- Tirzepatide(sodium salt) (CAS 2023788-19-2(free base))
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com