Linagliptin Impurity 11 CAS 2279114-31-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2279114-31-5 |
| Molecular Formula | C20H18BrN5O4 |
| Molecular Weight | 472.29 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Linagliptin Impurity 11 (CAS 2279114-31-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C20H18BrN5O4. Molecular weight: 472.29 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C20H18BrN5O4 |
| Molecular Weight | 472.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 5 |
Related Linagliptin Standards
- Linagliptin (CAS 668270-12-0)
- Linagliptin Impurity 122 (CAS 2446799-72-8)
- Linagliptin impurity 137 (CAS CATO-C4X-1101137)
- Linagliptin impurity 141 (CAS CATO-C4X-1101141)
- Linagliptin impurity 154 (CAS 1383917-84-7)
- Linagliptin Form A (CAS CATO-C4X-1101157)
- Linagliptin Impurity 52 (CAS 2463617-43-6)
- Linagliptin Impurity 7 (CAS 1446263-38-2)
Recommended Standards
- 6-Chloro-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-3-(pyrrolidin-1-yl)-1,2-dihydroquinoxalin-2-one (CAS 303986-15-4)
- 1-(1-(3,5-Dichlorophenyl)-1H-1,2,3-triazol-4-yl)-2-(3-fluorobenzyl)-3-(3-fluorophenyl)propan-1-one (CAS 477858-66-5)
- 4-(Tributylstannyl)-3,6-dihydro-2H-pyridine-1-carboxylic acid tert-butyl ester (CAS 208465-07-0)
- (See C4X-107915)Tofacitinib Impurity 44 (CAS CATO-C4X-107944)
- Folic Acid Impurity 22 (CAS 921-03-9)
- 4-((5-Hydroxy-3-methylisoxazol-4-yl)methylene)-3-methylisoxazol-5(4H)-one (CAS 14532-32-2)
- Benzyl 2-(thiophen-3-yl)pyrrolidine-1-carboxylate (CAS 1355225-43-2)
- [(E)-2-Aminoethenyl]dimethylamine (CAS 1314992-35-2)
- Prostaglandin I3 (sodium) (CAS 68324-96-9)
- Galanin Message Associated Peptide (1-41) amide trifluoroacetate salt (CAS 132699-74-2)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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