5-Fluoro-2-hydrazono-1,2-dihydropyrimidine CAS 104408-28-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 104408-28-8 |
| Molecular Formula | C4H5FN4 |
| Molecular Weight | 128.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-Fluoro-2-hydrazono-1,2-dihydropyrimidine (CAS 104408-28-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H5FN4. Molecular weight: 128.11 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H5FN4 |
| Molecular Weight | 128.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1986 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-Fluorocatechol (CAS 363-52-0)
- 5-Fluorobenzene-1,3-diol (CAS 75996-29-1)
- 5-Fluoropyrimidine-2,4-diamine (CAS 155-11-3)
- 1-Cyclopropyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2(1H)-one (CAS 2388985-08-6)
- 6-Chloro-2-(methylamino)-1,8-naphthyridine-3-carbonitrile (CAS 1335112-96-3)
- 2-butoxy-5-methoxyaniline (CAS 104179-24-0)
- 3-Isothiocyanato-2-methyl-benzoic acid methyl ester (CAS 1001185-62-1)
- Diphenyl(pyrrolidin-2-yl)methanol (CAS 63401-04-7)
- 2-(Difluoromethyl)-4-fluoro-3-(trifluoromethyl)pyridine-5-acetic acid (CAS 1804855-77-3)
- Des-Val23-Tirzepatide (CAS CATO-CPTD788950)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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