| CAS No. | 1311275-32-7 |
| Molecular Formula | C13H10ClN3O2S |
| Molecular Weight | 307.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 307.76 g/mol gives 4-Chloro-5-tosyl-5H-pyrrolo[3,2-d]pyrimidine distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
4-Chloro-5-tosyl-5H-pyrrolo[3,2-d]pyrimidine (CAS 1311275-32-7) is a high-purity analytical reference standard with the molecular formula C13H10ClN3O2S and a molecular weight of 307.76 g/mol.
The molecular framework of 4-Chloro-5-tosyl-5H-pyrrolo[3,2-d]pyrimidine (C13H10ClN3O2S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 4-Chloro-5-tosyl-5H-pyrrolo[3,2-d]pyrimidine 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.
| Molecular Formula | C13H10ClN3O2S |
| Molecular Weight | 307.76 g/mol |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |