5-(3-Nitrobenzylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione CAS 60045-64-9
| CAS No. | 60045-64-9 |
| Molecular Formula | C11H7N3O4S |
| Molecular Weight | 277.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3-Nitrobenzylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione (C11H7N3O4S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
5-(3-Nitrobenzylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione (CAS 60045-64-9), molecular formula C11H7N3O4S and molecular weight 277.26 g/mol, is a CATO reference standard with documented purity and traceability.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5-(3-Nitrobenzylidene)-2-thioxodihydropyrimidine-4,6(1H,5H)-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C11H7N3O4S |
| Molecular Weight | 277.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| 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.) | 1974 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 2-Chloro-4-nitrothiobenzamide (CAS 1233509-74-4)
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- Ono-ae 1-329 (CAS 253350-43-5)
- Methyl 2,3,5-trichloro-6-hydroxybenzoate (CAS 111217-18-6)
- (3-Nitropyridin-4-yl)boronic acid (CAS 1523440-63-2)
- Ac, Gastrin Releasing Peptide (20-27), porcine (CAS 77714-20-6)
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