2,4-Diethoxy-5-fluoropyrimidine CAS 155-36-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 155-36-2 |
| Molecular Formula | C20H29N7O2 |
| Molecular Weight | 399.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,4-Diethoxy-5-fluoropyrimidine (CAS 155-36-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H29N7O2. Molecular weight: 399.49 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H29N7O2 |
| Molecular Weight | 399.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 7 |
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Recommended Standards
- N-(5-(2-(Methylthio)benzoyl)-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridin-2-yl)furan-2-carboxamide (CAS 1396851-09-4)
- 2,3-Bis(1,5-dihydro-5-methyl-5-(1-methylethyl-4H-Imadazol-4-one)-5-methoxymethyl Pyridine (Imazamox Impurity) (CAS 1797987-25-7)
- N-(2-Methoxyphenyl)-6-((p-tolyloxy)methyl)-[1,2,4]triazolo[3,4-c][1,2,4,5]dithiadiazin-3-amine (CAS 127399-38-6)
- 3-(6-Chloro-1-isopropyl-1H-benzo[d]imidazol-2-yl)propan-1-amine (CAS 1243622-03-8)
- 6-Bromo-N'-hydroxypyridine-3-carboximidamide (CAS 1415144-06-7)
- 4-Methyl-2-nitro-5-(4-phenylpiperazin-1-yl)aniline (CAS 439110-85-7)
- 4-Fluoro-2-methoxy-5-methylbenzoic acid (CAS 314298-17-4)
- 4-Bromo-2,3,5,6-tetramethylbenzaldehyde (CAS 88174-44-1)
- N-(3-morpholinopropyl)-4-nitrobenzamide hydrochloride (CAS 1603-33-4)
- Peptide Impurity 15 (CAS 1227750-69-7)
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