JNJ 303 CAS 878489-28-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 878489-28-2 |
| Molecular Formula | C21H29ClN2O4S |
| Molecular Weight | 440.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies JNJ 303 (CAS 878489-28-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H29ClN2O4S. Molecular weight: 440.98 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H29ClN2O4S |
| Molecular Weight | 440.98 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Recommended Standards
- N'-[(1E)-[4-(4-Chlorophenyl)-7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5-trien-3-yl]methylidene]thiophene-3-carbohydrazide (CAS 866009-40-7)
- Clindamycin Sulfoxide (S-Isomer) (CAS 887607-49-0)
- N'-[(1E)-[4-(4-Chlorophenyl)-7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5-trien-3-yl]methylidene]thiophene-2-carbohydrazide (CAS 866009-39-4)
- 2-Methyl-2,3-dihydro-1H-benzo[d]pyrrolo[1,2-a]imidazole (CAS 134856-49-8)
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- SAMS Peptide (CAS 125911-68-4)
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