Ethyl 2,4-bis((1H-indazol-5-yl)amino)pyrimidine-5-carboxylate CAS 916044-09-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 916044-09-2 |
| Molecular Formula | C21H18N8O2 |
| Molecular Weight | 414.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Description
Ethyl 2,4-bis((1H-indazol-5-yl)amino)pyrimidine-5-carboxylate (CAS 916044-09-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H18N8O2. Molecular weight: 414.42 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H18N8O2 |
| Molecular Weight | 414.42 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 8 |
Recommended Standards
- 2-Acetamido-9-vinyl-9h-purin-6-yl diphenylcarbamate (CAS 343794-19-4)
- tert-Butyl((3-methoxy-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-1-yl)oxy)dimethylsilane (CAS 2158298-42-9)
- 2-(4-((9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)amino)phenyl)-N-methylacetamide (CAS 96760-58-6)
- 1-[2-[bis(4-Fluorophenyl)methoxy]ethyl]-4-(pyridinyl)-piperazine (CAS 154558-38-0)
- 4-Isopropylthiazole-5-carbaldehyde (CAS 261710-80-9)
- 3-Phenoxycyclobutanecarboxylic acid (CAS 1263284-46-3)
- N-methyl-2,3-dihydro-1H-indole-2-carboxamide hydrochloride (CAS 1219363-16-2)
- 3-((2-Fluoropyridin-4-yl)oxy)cyclobutan-1-amine (CAS 1823567-92-5)
- Ethyl (2-chloro-6-fluorobenzyl)glycinate (CAS 1184214-65-0)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
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