4-Chloro-5H-pyrrolo[3,2-d]pyrimidine-7-carbaldehyde CAS 1311275-26-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1311275-26-9 |
| Molecular Formula | C7H4ClN3O |
| Molecular Weight | 181.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-5H-pyrrolo[3,2-d]pyrimidine-7-carbaldehyde (CAS 1311275-26-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H4ClN3O. Molecular weight: 181.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H4ClN3O |
| Molecular Weight | 181.58 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Chloro Standards
- 1-Chloro-4-ethynyl-2-nitrobenzene (CAS 1057669-91-6)
- 2-Chloro-6-(1H-1,2,4-triazol-1-yl)pyrazine (CAS 1086110-85-1)
- 2-Chloro-5-(1,3,4-oxadiazol-2-yl)pyridine (CAS 1094240-31-9)
- 2-Chloro-5-(1,2,4-oxadiazol-3-yl)pyridine (CAS 1094366-39-8)
- 2-Chloro-4-(1,3,4-oxadiazol-2-yl)pyridine (CAS 1146289-86-2)
- 4-Chloro-3-cyanobenzoic Acid (CAS 117738-76-8)
- 2-Chloro-4-cyanobenzoic Acid (CAS 117738-77-9)
- 5-Chloro-3-(pyridin-3-yl)-1,2,4-oxadiazole (CAS 1179505-41-9)
Recommended Standards
- 3-(2-Chloropyridin-4-yl)-1,2,4-oxadiazole (CAS 1268334-96-8)
- 3-Chloro-4-(pyridin-3-yl)-1,2,5-oxadiazole (CAS 131988-04-0)
- 2-Chloro-3-(1,2,4-oxadiazol-3-yl)pyridine (CAS 1268334-78-6)
- 2-((4-Ethyl-3,5-dimethyl-2H-pyrrol-2-ylidene)methyl)-1-methoxy-1H-pyrrole (CAS 725677-25-8)
- tert-Butyl (2R)-2-methyl-2-[(methylamino)methyl]pyrrolidine-1-carboxylate (CAS 1407997-83-4)
- N-Oxo Samidorphan (CAS 2098343-52-1)
- 1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethanol (CAS 443777-10-4)
- 3-(2-Methoxyphenyl)-N-(3-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483993-61-9)
- (2R)-3-fluoropyrrolidine-2-carboxylic acid (CAS 1315056-15-5)
- C-Peptide 1 (rat) (CAS 41475-27-8)
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 13829788188 / jacky.chen@cato-chem.com