Linagliptin Impurity 42 CAS 2074688-81-4
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2074688-81-4 |
| Molecular Formula | C33H32N8O5 |
| Molecular Weight | 620.66 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Linagliptin Impurity 42 (CAS 2074688-81-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C33H32N8O5. Molecular weight: 620.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C33H32N8O5 |
| Molecular Weight | 620.66 g/mol |
| Purity | >95% |
| 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 |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 8 |
Related Linagliptin Standards
- Linagliptin Impurity 109 (CAS CATO-C4X-1101109)
- Linagliptin impurity 167 (CAS CATO-C4X-1101167)
- Linagliptin impurity 168 (CAS CATO-C4X-1101168)
- Linagliptin Impurity 51 (CAS 886588-63-2)
- Linagliptin Impurity 12 (CAS CATO-C4X-110112)
- Linagliptin Impurity 25 (CAS CATO-C4X-110125)
- Linagliptin Impurity 114 (CAS CATO-C4X-1101114)
- Linagliptin Impurity 86 (CAS CATO-C4X-110186)
Recommended Standards
- (6,7,8,9-Tetrahydrodibenzo[b,d][1,6]dioxecin-1,14-diyl)bis[diphenylphosphine] (CAS 499797-10-3)
- Cefpirome Impurity 39 (CAS CATO-C4X-120739)
- Cathepsin G inhibitor I (CAS 429676-93-7)
- Gadoteridol impurity 35 (CAS 913542-71-9)
- Ticagrelor impurity 104 (CAS CATO-C4X-1093104)
- N1-(2-(3-Fluorophenyl)-2-methoxyethyl)-N2-isopropyloxalamide (CAS 1795455-32-1)
- 2-Imino-10-methyl-3-(phenylsulfonyl)-1-(pyridin-3-ylmethyl)-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 606959-86-8)
- 4-(3-Chloro-4-fluorophenyl)-4,5,6,7-tetrahydro-3H-imidazo[4,5-c]pyridine (CAS 1189749-85-6)
- Sorafenib Impurity 22 (CAS 583840-03-3)
- Semaglutide Impurity 188 (CAS CATO-C4X-2226188)
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