2,6-Diamino-5-(3,4-dichlorophenyl)pyrimidine-4-carbaldehyde CAS 20535-54-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20535-54-0 |
| Molecular Formula | C11H8Cl2N4O |
| Molecular Weight | 283.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,6-Diamino-5-(3,4-dichlorophenyl)pyrimidine-4-carbaldehyde (CAS 20535-54-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H8Cl2N4O. Molecular weight: 283.11 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H8Cl2N4O |
| Molecular Weight | 283.11 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Diamino Standards
- 1,4-Diamino-5-nitroanthracene-9,10-dione (CAS 82-33-7)
- 4,6-Diamino-1-(4-fluorophenyl)-2-oxo-2,3-dihydro-1h-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 878466-56-9)
- 4,6-Diamino-2-(phenoxymethyl)-2H,3H-furo[2,3-b]pyridine-5-carbonitrile (CAS 672951-59-6)
- 2,4-Diamino-6-(4-bromo-2-fluorophenyl)-1,3,5-triazine (CAS 886762-47-6)
- 3,3'-Diamino-4,4'-difluorodiphenyl sulfone (CAS 40939-65-9)
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- 2,6-Diamino-9-(2-amino-2-deoxy-β-D-ribofuranosyl)purine (CAS 215943-79-6)
- 2,3-Diamino-5-(difluoromethyl)-4-iodopyridine (CAS 1805952-75-3)
Recommended Standards
- 2-(2,4-Dichlorophenoxy)benzoic acid (CAS 86308-86-3)
- 2-[(3,4-dichlorophenyl)amino]pyridine-3-carboxylic acid (CAS 57978-49-1)
- 1-Bromo-3-fluoro-5-(4-fluorobenzyl)benzene (CAS 2586126-26-1)
- 2-((5-Imino-4,5-dihydro-1,3,4-thiadiazol-2-yl)thio)-N-(p-tolyl)acetamide (CAS 304662-71-3)
- 2-(5-(Cyclopentylcarbamoyl)-2-oxopyridin-1(2H)-yl)acetic acid hydrochloride (CAS 1361112-94-8)
- N-(3-Isobutoxybenzyl)-4-isopropoxyaniline (CAS 1040692-88-3)
- Metopimazine acid-D6 (CAS 1215326-10-5)
- 6-Aminonaphthalene-1,4-dione (CAS 88437-18-7)
- 2-(Ethylthio)-1-(4-fluorophenyl)-5-(p-tolyl)-1H-imidazole (CAS 1207057-66-6)
- Pancreatic Polypeptide (31-36), amide, human (CAS 74012-13-8)
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