Tolterodine Impurity N2 CAS 156755-37-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 156755-37-2 |
| Molecular Formula | C29H37NO2 |
| Molecular Weight | 431.61 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Tolterodine Impurity N2 (CAS 156755-37-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C29H37NO2. Molecular weight: 431.61 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C29H37NO2 |
| Molecular Weight | 431.61 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
| Nitrogen Atoms | 1 |
Related Tolterodine Standards
- Tolterodine Impurity 11 (O-Benzyl Tolterodine) (CAS 848768-06-9)
- Tolterodine Impurity N1 (CAS 1380491-70-2)
- Tolterodine Impurity 29 (CAS 124937-85-5)
- Tolterodine Impurity 10 (CAS 894773-86-5)
- Tolterodine Impurity 9 (CAS 854306-72-2)
- Tolterodine Acid (as Racemate) (CAS 194482-44-5)
- Tolterodine impurity 37 (CAS 1554029-91-2)
- Tolterodine impurity 38 (CAS CATO-C4X-176738)
Recommended Standards
- N-[4-(Heptyloxy)benzyl]-3-(3-phenylpropoxy)aniline (CAS 1040690-85-4)
- [S(R)]-N-[(1R)-1-[2-(Di-tert-butylphosphanyl)phenyl]phenylmethyl]-2-methyl-2-propanesulfinamide (CAS 2565792-40-5)
- N-[4-(Heptyloxy)benzyl]-4-(3-phenylpropoxy)aniline (CAS 1040686-87-0)
- Naltrexone EP Impurity G (CAS CATO-C4X-14757)
- Olopatadine Impurity 4 (CAS 2519517-77-0（free base）)
- 4-(4-Methoxyphenyl)-1,3-diphenyl-1H,4H,5H,6H,7H-pyrazolo[3,4-b]pyridin-6-one (CAS 338963-29-4)
- Tert-butyl 4-(piperazin-1-yl)piperidine-1-carboxylate hydrochloride (CAS 205059-39-8)
- 1-(2-(Butylimino)-4-methyl-2,3-dihydrothiazol-5-yl)ethan-1-one (CAS 772294-99-2)
- Nepetin (CAS 520-11-6)
- Anti-Inflammatory Peptide 1 (CAS 118850-71-8)
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