(5E)-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-5-({[4-(trifluoromethoxy)phenyl]amino}methylidene)-1,3-diazinane-2,4,6-trione CAS 303144-34-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303144-34-5 |
| Molecular Formula | C20H14ClF6N5O4 |
| Molecular Weight | 537.80 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(5E)-1-(2-{[3-chloro-5-(trifluoromethyl)pyridin-2-yl]amino}ethyl)-5-({[4-(trifluoromethoxy)phenyl]amino}methylidene)-1,3-diazinane-2,4,6-trione (CAS 303144-34-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H14ClF6N5O4. Molecular weight: 537.80 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H14ClF6N5O4 |
| Molecular Weight | 537.80 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 5 |
Related E Standards
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Recommended Standards
- 2-O-(tert-Butyldimethylsilyl)-3,5-O-(di-tert-butylsilanediyl)guanosine (CAS 401812-99-5)
- (E)-[2-(Benzenesulfonyl)-2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]ethylidene][(2,6-dichlorophenyl)methoxy]amine (CAS 338758-60-4)
- 6'-Bromo-6-chloro-4,4'-diphenyl-[2,3'-biquinolin]-2'(1'H)-one (CAS 145317-44-8)
- ethyl [(4-thien-2-ylpyrimidin-2-yl)thio]acetate (CAS 937599-90-1)
- 1-methyl-4-(5-methyl-1,3-oxazol-2-yl)-1H-pyrazol-5-amine (CAS 1803610-40-3)
- 4-Methoxy-5-(5-phenyl-4,5-dihydroisoxazol-3-yl)benzofuran-6-ol (CAS 61340-50-9)
- 2-(4-Isobutylphenyl)imidazo[1,2-a]pyrimidine-3-carbaldehyde (CAS 891767-58-1)
- 1-(6-(Pyridin-3-yl)indolizin-3-yl)-1H-pyrazole-5-carboxylic acid (CAS 1422069-02-0)
- 6-Ethyl-2,3-dihydro-1H-inden-1-amine (CAS 1082268-54-9)
- Semaglutide impurity 88 (CAS CATO-C4X-222688)
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