Sitagliptin Impurity 28 CAS 898543-70-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 898543-70-9 |
| Molecular Formula | C32H25F12N9O2 |
| Molecular Weight | 795.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Sitagliptin Impurity 28 (CAS 898543-70-9) pharmaceutical standards reference standard. Molecular formula: C32H25F12N9O2. Molecular weight: 795.58 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C32H25F12N9O2 |
| Molecular Weight | 795.58 g/mol |
| 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) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 9 |
Related Sitagliptin Standards
- Sitagliptin Impurity 155 (CAS CATO-C4X-1144155)
- Sitagliptin Impurity 40 (CAS CATO-C4X-1144140)
- Sitagliptin Impurity 103 (CAS CATO-C4X-1144103)
- Sitagliptin Carbamoyl Glucuronide (CAS 940002-59-5)
- Sitagliptin Impurity 148 (CAS 2072867-07-1)
- Sitagliptin Impurity 55 (CAS CATO-C4X-114455)
- Sitagliptin Impurity 106 (CAS CATO-C4X-1144106)
- Sitagliptin impurity 113 (CAS CATO-C4X-1144113)
Recommended Standards
- S-(2-(3-((2R)-4-(((((((2R,3S,4R,5R)-5-(6-Amino-9H-purin-9-yl)-4-hydroxy-3-(phosphonooxy)tetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)oxy)(hydroxy)phosphoryl)oxy)-2-hydroxy-3,3-dimethylbutanamido)propanamido)ethyl) methanethioate (CAS 13131-49-2)
- Allisartan Isoproxil Impurity 3 (CAS CATO-C4X-32173)
- Galβ(1-3)[Neu5Acα(2-6)]GalNAc-α-pNP (CAS 1316822-90-8)
- 3-(2-Iodophenyl)-1-methyl-1h-pyrazol-5-amine (CAS 1152648-20-8)
- 1-(Aminomethyl)cyclopentanol (CAS 45511-81-7)
- 3-(Hydroxymethyl)-7-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2H-chromen-2-one (CAS 1629172-45-7)
- 5-Cyclopropoxy-2-(dimethylamino)isonicotinonitrile (CAS 1243470-31-6)
- N-(4-Fluorobenzyl)-4-iodoaniline (CAS 1040018-16-3)
- 1-(3-((Ethylthio)methyl)-4-methoxyphenyl)ethan-1-one (CAS 1157743-52-6)
- Semaglutide impurity 42 (CAS CATO-C4X-222642)
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