Budesonide Impurity 71 CAS 91160-87-1
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 91160-87-1 |
| Molecular Formula | C23H31BrO7 |
| Molecular Weight | 499.39 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Budesonide Impurity 71 (CAS 91160-87-1) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H31BrO7. Molecular weight: 499.39 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H31BrO7 |
| Molecular Weight | 499.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | ≥95% |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Halogen Content | Br-containing |
Related Budesonide Standards
- Budesonide Impurity 53 (CAS CATO-C4X-138953)
- Budesonide Impurity 28 (Mixture of Diastereomers) (CAS 2408495-96-3)
- Budesonide Impurity 40 (CAS 91160-89-3)
- Budesonide Impurity 72 (CAS CATO-C4X-138972)
- Budesonide impurity 43 (CAS CATO-C4X-138943)
- Budesonide Impurity 51 (CAS CATO-C4X-138951)
- Budesonide Impurity 62 (CAS CATO-C4X-138962)
- Budesonide Impurity 69 (CAS CATO-C4X-138969)
Recommended Standards
- ((2R,3S,4R,5R)-3,4-Dihydroxy-5-(6-((4-nitrobenzyl)thio)-9H-purin-9-yl)tetrahydrofuran-2-yl)methyl dihydrogen phosphate (CAS 65199-10-2)
- Methyl ((S)-1-((S)-2-(5-(6-bromonaphthalen-2-yl)-1H-imidazol-2-yl)pyrrolidin-1-yl)-3-methyl-1-oxobutan-2-yl)carbamate (CAS 1228552-12-2)
- (2S,3S,4S,5R,6S)-2-(methoxycarbonyl)-6-(((4-nitrophenoxy)carbonyl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate (CAS 228412-71-3)
- 2,2'-((2-((2-aminoethyl)(carboxymethyl)amino)ethyl)azanediyl)diacetic acid (CAS 19156-82-2)
- Lapatinib Impurity 34 (CAS 1807733-95-4)
- ((1R,4r)-4-(pyrrolidin-1-ylmethyl)cyclohexyl)methanamine (CAS 203306-86-9)
- (E)-1-(2,4-Dihydroxyphenyl)-3-(3,5-dihydroxyphenyl)prop-2-en-1-one (CAS 75514-30-6)
- Alimemazine Tartrate (CAS 4330-99-8)
- Niflumic Acid Ethyl Ester (CAS 51703-19-6)
- Q-Peptide trifluoroacetate salt (CAS 1361235-89-3)
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