rac-Levomepromazine EP Impurity B (rac-Levomepromazine S-Oxide) CAS 1188265-45-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1188265-45-3 |
| Molecular Formula | C19H24N2O2S |
| Molecular Weight | 344.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
rac-Levomepromazine EP Impurity B (rac-Levomepromazine S-Oxide) (CAS 1188265-45-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C19H24N2O2S. Molecular weight: 344.47 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C19H24N2O2S |
| Molecular Weight | 344.47 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related rac Standards
- Levomepromazine Maleate EP Impurity B (CAS 7606-29-3)
- (±)-Levomepromazine (CAS 851-68-3)
- Levomepromazine (CAS 60-99-1)
- Levomepromazine EP Impurity A (CAS 1771-18-2)
- Levomepromazine Hydrochloride (CAS 1236-99-3)
- Levomepromazine maleate CRS (CAS 7104-38-3)
- Levomepromazine Sulphone Hydrochloride (CAS 60119-90-6)
- Levomepromazine EP Impurity C HCl (CAS 61733-92-4)
Recommended Standards
- 866081-62-1 (R,R)-(-)-2,3-Bis(t-butylmethylphosphino)quinoxaline MFCD10565649 (CAS 866081-62-1)
- 1-(2-(4-Phenylpiperazin-1-yl)ethyl)-3-(thiophen-2-ylmethyl)urea (CAS 1207045-70-2)
- [8-ethyl-7-fluoro-3-(methoxymethoxy)-1-naphthyl] 2,2-dimethylpropanoate (CAS 2621932-45-2)
- 2-Amino-4-methoxy-2-methylbutanenitrile (CAS 1249634-22-7)
- 4-(4-tert-Butylphenoxy)-2-(methylsulfanyl)quinazoline (CAS 477845-95-7)
- 1-(2-Aminoethyl)-4-methylcycloheptan-1-ol (CAS 1542087-39-7)
- methyl 3-(1H-indol-3-yl)-2-(naphthalen-2-ylformamido)propanoate (CAS 1396968-43-6)
- (R)-tert-Butyl 4,4-difluoropyrrolidine-2-carboxylate (CAS 2136231-08-6)
- N-Dansyl 1,3-diaminopropane, 98% (CAS 34987-20-7)
- Semaglutide impurity 259 (CAS CATO-C4X-2226259)
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