Penethamate CAS 3689-73-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3689-73-4 |
| Molecular Formula | C22H31N3O4S |
| Molecular Weight | 433.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Penethamate (CAS 3689-73-4) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C22H31N3O4S. Molecular weight: 433.56 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C22H31N3O4S |
| Molecular Weight | 433.56 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
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- N-(2-(3-Chlorophenyl)-5-oxido-2,6-dihydro-4H-thieno[3,4-c]pyrazol-3-yl)pivalamide (CAS 957942-23-3)
- 7-Benzyloxy Warfarin (CAS 30992-69-9)
- 4-Benzyl-4-fluoropiperidine (CAS 191327-89-6)
- 2-Methylhexahydro-1H-pyrazino[1,2-c]pyrimidin-6(2H)-one (CAS 151733-63-0)
- 3-Oxo-1,3-dihydroisobenzofuran-4-carbonitrile (CAS 1378671-50-1)
- FMOC-ALA-CL (CAS 103321-50-2)
- Semaglutide impurity 250 (CAS CATO-C4X-2226250)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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