Famotidine EP Impurity B CAS 89268-62-2
Purity >80%In StockPharmacopoeial Impurity Standards
| CAS No. | 89268-62-2 |
| Molecular Formula | C16H23N11O2S5 |
| Molecular Weight | 561.75 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Famotidine EP Impurity B (CAS 89268-62-2) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C16H23N11O2S5. Molecular weight: 561.75 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C16H23N11O2S5 |
| Molecular Weight | 561.75 g/mol |
| Purity | >80% |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 11 |
| Sulfur Atoms | 5 |
Related Famotidine Standards
- Famotidine Impurity 47 (CAS CATO-C4X-139247)
- Famotidine Impurity 48 (CAS CATO-C4X-139248)
- Famotidine Impurity 77 (CAS CATO-C4X-139277)
- Famotidine impurity 64 (CAS CATO-C4X-139264)
- Famotidine impurity 72 (CAS 89167-37-3)
- Famotidine EP Impurity E (CAS 129083-44-9)
- Famotidine Impurity 56 (CAS CATO-C4X-139256)
- Famotidine Impurity 57 (CAS CATO-C4X-139257)
Recommended Standards
- Azepane-1-carbaldehyde (CAS 25114-81-2)
- Methyl 6-chloro-1-naphthoate (CAS 5471-30-7)
- 2-[(1S,2S)-1-Ethyl-2-(phenylmethoxy)propyl]-2,4-dihydro-4-[4-[4-(4-O-methoxymethyl-4-hydroxyphenyl)-1-piperazinyl]phenyl]-3H-1,2,4-triazol-3-one D4 (CAS 1246815-26-8)
- Oxymetazoline Impurity 11 (CAS CATO-C4X-172311)
- Eltrombopag impurity 148 (CAS CATO-C4X-1198148)
- Zopiclone Impurity 18 (CAS 349125-10-6)
- O-phenethylhydroxylamine (CAS 4732-11-0)
- 2,4-Dimethylthiophen-3-amine hydrochloride (CAS 2099705-25-4)
- 4-Benzylbenzaldehyde (CAS 67468-65-9)
- Liraglutide(14-22)TFA Salt (CAS CATO-C4X-199212)
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