N5-(4-Chlorophenyl)-5H-pyrazolo[3,4-d]pyrimidine-4,5-diamine CAS 338403-44-4
| CAS No. | 338403-44-4 |
| Molecular Formula | C11H9ClN6 |
| Molecular Weight | 260.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of N5-(4-Chlorophenyl)-5H-pyrazolo[3,4-d]pyrimidine-4,5-diamine is closely related to a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies N5-(4-Chlorophenyl)-5H-pyrazolo[3,4-d]pyrimidine-4,5-diamine (CAS 338403-44-4), a certified reference material (molecular formula C11H9ClN6, MW 260.68 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H9ClN6, N5-(4-Chlorophenyl)-5H-pyrazolo[3,4-d]pyrimidine-4,5-diamine contains a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 260.68 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N5-(4-Chlorophenyl)-5H-pyrazolo[3,4-d]pyrimidine-4,5-diamine 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.
Physical & Chemical Properties
| Molecular Formula | C11H9ClN6 |
| Molecular Weight | 260.68 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 6 |
Related N Standards
- 1-(3-Chlorophenyl)-6-methyl-1h,4h,5h-pyrazolo[3,4-d]pyrimidin-4-one (CAS 1097095-35-6)
- 1-(4-Chlorophenyl)-4-imino-1,4-dihydro-5H-pyrazolo[3,4-d]pyrimidin-5-amine (CAS 1286695-55-3)
- 1-(2-Chlorophenyl)-4-hydrazinyl-1H-pyrazolo[3,4-d]pyrimidine (CAS 1310101-46-2)
- 2-((4-Chlorophenyl)diazenyl)benzoic acid (CAS 13304-24-0)
- 1-(3-Chlorophenyl)-4-imino-1H-pyrazolo[3,4-d]pyrimidin-5(4H)-amine (CAS 1416346-19-4)
- N-(4-chlorophenyl)-1-(4-nitrophenyl)methanimine (CAS 14796-61-3)
- (E)-5-((2-chlorophenyl)diazenyl)-2-hydroxybenzaldehyde (CAS 750635-91-7)
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Recommended Standards
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- Urapidil Impurity 21 (CAS CATO-C4X-192421)
- 2-Amino-4,6-di(piperidin-1-yl)pyrimidine-5-carbaldehyde (CAS 865660-48-6)
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- 2-(2-Hydroxyethoxy)pyridine-4-carboxylic acid (CAS 570408-53-6)
- Methyl 6-amino-1H-pyrrolo[2,3-b]pyridine-2-carboxylate (CAS 1638763-89-9)
- 6-Bromo-7-chloroimidazo[1,2-a]pyridine (CAS 1303890-45-0)
- Tau Peptide (277-291) trifluoroacetate salt (CAS 330456-40-1)
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