4,6-Dichloro-5-methylsulfonyl-pyrimidin-2-amine CAS 78744-34-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 78744-34-0 |
| Molecular Formula | C5H5Cl2N3O2S |
| Molecular Weight | 242.08 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,6-Dichloro-5-methylsulfonyl-pyrimidin-2-amine (CAS 78744-34-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H5Cl2N3O2S. Molecular weight: 242.08 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H5Cl2N3O2S |
| Molecular Weight | 242.08 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
- 4-(2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)ethyl)-1,3-dioxolan-2-one (CAS 501014-47-7)
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- 3-(Benzyloxy)-2-methylphenylboronic acid (CAS 2377609-25-9)
- Trans-octahydro-2h-pyrano[3,2-c]pyridine (CAS 2007915-59-3)
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- 3,4-Dichlorobenzyl thiocyanate (CAS 2082-67-9)
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- 2-[1-Methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl]-5-(thiophen-2-yl)-1,3,4-oxadiazole (CAS 477762-34-8)
- Bradykinin-Like Neuropeptide (Aplysia californica) (H-1654.0001) (CAS 165174-60-7)
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