2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, 97% CAS 1152475-50-7
| CAS No. | 1152475-50-7 |
| Molecular Formula | C6H3ClIN3 |
| Molecular Weight | 279.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, 97%.
2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, 97% (CAS 1152475-50-7), molecular formula C6H3ClIN3 and molecular weight 279.47 g/mol, is a CATO reference standard with documented purity and traceability.
2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, 97% (C6H3ClIN3) contains a nitrile group, chlorine/iodine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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), 2-Chloro-7-iodo-5H-pyrrolo[3,2-d]pyrimidine, 97% 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 | C6H3ClIN3 |
| Molecular Weight | 279.47 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| 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.) | 1989 |
| Halogen Content | Cl/I-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 5-Chloro-8-iodo-[1,2,4]triazolo[1,5-a]pyridine (CAS 1030626-93-7)
- 4-Chloro-2-iodopyrrolo[2,1-f][1,2,4]triazine (CAS 1039364-45-8)
- 8-Chloro-3-iodoimidazo[1,2-a]pyrazine (CAS 1049677-32-8)
- 2-Chloro-5-iodo-7H-pyrrolo[2,3-d]pyrimidine, 97% (CAS 1060815-90-8)
- 3-Chloro-4-iodo-1H-pyrazolo[3,4-b]pyridine (CAS 1160502-23-7)
- 8-Chloro-3-iodoimidazo[1,5-a]pyrazine (CAS 1195989-61-7)
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Recommended Standards
- 5-Bromo-3-chlorophthalic acid (CAS 1192548-76-7)
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- 5-Chloro-3-iodo-1H-pyrazolo[3,4-b]pyridine (CAS 1352395-64-2)
- 4-(Chloromethyl)-3-fluoro-2,3'-bipyridine (CAS 1227511-72-9)
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