1-ethyl-3-iodo-pyrazolo[3,4-d]pyrimidin-4-amine CAS 1337533-03-5
| CAS No. | 1337533-03-5 |
| Molecular Formula | C7H8IN5 |
| Molecular Weight | 289.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H8IN5, 1-ethyl-3-iodo-pyrazolo[3,4-d]pyrimidin-4-amine contains a nitrile group, iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 289.08 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
1-ethyl-3-iodo-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1337533-03-5), molecular formula C7H8IN5 and molecular weight 289.08 g/mol, is a CATO reference standard with documented purity and traceability.
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.
CATO manufactures 1-ethyl-3-iodo-pyrazolo[3,4-d]pyrimidin-4-amine under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H8IN5 |
| Molecular Weight | 289.08 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | I-containing |
| Nitrogen Atoms | 5 |
Related ethyl Standards
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- 3-Iodo-6-methoxy-1H-indazol-4-amine (CAS 1000341-17-2)
- 2-Iodo-4,5-dimethoxybenzonitrile (CAS 1260779-86-9)
- 6-Iodo-4-methyl-2H-benzo[b][1,4]oxazin-3(4H)-one (CAS 128619-81-8)
- 3-iodo-4-(methoxymethoxy)benzonitrile (CAS 1332591-18-0)
- 3-((4-Iodo-1H-pyrazol-1-yl)methyl)-5-methylisoxazole (CAS 1340552-05-7)
- 5-((4-Iodo-1H-pyrazol-1-yl)methyl)-3-methylisoxazole (CAS 1342774-34-8)
- 2-Iodo-3,4-dimethoxybenzonitrile (CAS 192869-09-3)
Recommended Standards
- Dimethyl 2-(5-bromopyrimidin-2-yl)malonate (CAS 1291487-28-9)
- N-(4-bromo-2-methoxy-6-nitrophenyl)acetamide (CAS 1351780-67-0)
- 2-(8-Bromo-2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-2-hydroxyacetic acid (CAS 1249946-47-1)
- Ethyl 2-(3-bromo-5-nitropyridin-4-yl)acetate (CAS 1363382-04-0)
- 2-Chloro-4-fluoro-5-nitroaniline (CAS 139626-20-3)
- 1-(1,1-Difluoroethyl)-3,5-bis-(trifluoromethyl)-benzene (CAS 1138445-01-8)
- 4-((2-(N-methylsulfamoyl)ethyl)(pyridin-2-ylmethyl)amino)-4-oxobutanoic acid (CAS 919751-62-5)
- Methyl 3-[(6-chloropyridin-2-yl)sulfanyl]propanoate (CAS 1343967-53-2)
- 2,6-Dimethyl-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine (CAS 66521-81-1)
- 1-Butyl-3-methylimidazole bis(trifluoromethylsulfonyl)imide (CAS 174899-83-3)
- n-(1-(4-Ethylphenyl)ethyl)-1-methylpiperidin-4-amine (CAS 1096297-59-4)
- Elagolix Impurity 95 (CAS CATO-C4X-206895)
- 3-(2-Chloroacetyl)-1-[(thiophen-2-yl)methyl]urea (CAS 871909-81-8)
- Human IgE Pentapeptide HEPP (CAS 62087-72-3)
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