Ipratropium Impurity 37 CAS 59973-73-8
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 59973-73-8 |
| Molecular Formula | C19H28NO2 Br |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ipratropium Impurity 37 (CAS 59973-73-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C19H28NO2 Br. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C19H28NO2 Br |
| Molecular Weight | 382.34 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | >95% |
| Storage | Store at 2-8°C, 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
Related Ipratropium Standards
- Ipratropium Impurity 24 (Mixture of Isomers) (CAS 17812-46-3)
- Ipratropium Impurity 17 (CAS 17838-69-6)
- (S)-Ipratropium Bromide EP Impurity E Formate (CAS 183626-76-8)
- Ipratropium Bromide EP Impurity E (CAS 22235-81-0)
- Ipratropium Bromide (CAS 22254-24-6)
- Ipratropium Impurity 30 (CAS 259092-15-4)
- Ipratropium Bromide Impurity 33 (CAS 2784-21-6)
- Ipratropium Impurity 31 (CAS 3423-25-4)
Recommended Standards
- Prucalopride Impurity 17 (CAS CATO-C4X-103817)
- Enzalutamide Impurity 2 (CAS 1242137-16-1)
- (R)-2-(Benzylamino)propanoic Acid (CAS 65491-01-2)
- 5-(methoxymethyl)-4,6,12-triazatricyclo[7.2.1.0^{2,7}]dodeca-2(7),3,5-triene (CAS 2060034-27-5)
- 2-(5-Bromo-6-methylpyridin-2-yl)-2H-1,2,3-triazol-4-amine (CAS 1710644-25-9)
- 2-(2-(Difluoromethoxy)-4-hydroxybenzoyl)pyridine (CAS 1261728-86-2)
- Semaglutide impurity 237 (CAS CATO-C4X-2226237)
Why CATO?
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