4-Methylpyrimidine-2-sulfonamide CAS 35762-77-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 35762-77-7 |
| Molecular Formula | C5H7N3O2S |
| Molecular Weight | 173.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methylpyrimidine-2-sulfonamide (CAS 35762-77-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C5H7N3O2S. Molecular weight: 173.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C5H7N3O2S |
| Molecular Weight | 173.19 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 |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Methylpyrimidine Standards
- 5-Methylpyrimidine-2-sulfonamide (CAS 35762-78-8)
- ethyl 2-methylpyrimidine-5-carboxylate (CAS 2134-38-5)
- 4-Methylpyrimidine-2-sulfonyl fluoride (CAS 35762-74-4)
- 5-Methylpyrimidine-2-sulfonyl fluoride (CAS 35762-75-5)
- 1-Acetyl-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 568551-00-8)
- 5-Acetyl-1-methylpyrimidine-2,4(1H,3H)-dione (CAS 36980-85-5)
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- 5-Acetyl-6-methylpyrimidine-2,4(1H,3H)-dione (CAS 22293-60-3)
Recommended Standards
- 4-Methylpyridine-3-sulfonic acid (CAS 4808-71-3)
- 5-((Methylthio)methyl)isoxazole-3-carboxylic acid (CAS 84654-30-8)
- 4-Methoxy-2-methylthiazole-5-carboxylic acid (CAS 851755-42-5)
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- {2-[(4-bromophenyl)sulfanyl]pyridin-3-yl}methyl N-(4-chlorophenyl)carbamate (CAS 478031-20-8)
- 2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)triphenylene (CAS 929103-40-2)
- 1-2-O-Isopropylidene-α-D-xylofuranuronic acid (CAS 35522-89-5)
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