Diprophylline CAS 479-18-5
| CAS No. | 479-18-5 |
| Molecular Formula | C10H14N4O4 |
| Molecular Weight | 254.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Diprophylline meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Diprophylline (CAS 479-18-5), molecular formula C10H14N4O4 and molecular weight 254.24 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, Diprophylline (C10H14N4O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 254.24 g/mol, it falls into the medium-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C10H14N4O4 |
| Molecular Weight | 254.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | >95% |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 4 |
Related Diprophylline Standards
- (R)-Diprophylline (CAS 72376-78-4)
- Diprophylline Impurity 12 (CAS CATO-C4X-244012)
- Diprophylline Impurity 5 (CAS CATO-C4X-24405)
- Diprophylline Impurity 6 (CAS CATO-C4X-24406)
- Diprophylline Impurity 2 (CAS CATO-C4X-26492)
- Diprophylline EP Impurity C (CAS 519-37-9)
- Diprophylline Impurity 4 (CAS CATO-C4X-24404)
- Diprophylline Impurity 1 (CAS CATO-C4X-26491)
Recommended Standards
- Momelotinib impurity 5 (CAS CATO-C4X-33775)
- Dinoseb-Methyl Ether (CAS 6099-79-2)
- Nifekalant Impurity 11 (CAS CATO-C4X-279711)
- Dinosam (CAS 4097-36-3)
- 5,6-Dimethyl-3-(piperazin-1-yl)pyridazine-4-carbonitrile (CAS 1221820-80-9)
- N2-Methyl-N1-(thiophen-2-ylmethyl)indoline-1,2-dicarboxamide (CAS 1103518-15-5)
- 1-Methyl-3-(methylsulfinyl)benzene (CAS 13150-71-5)
- Cyclovirobuxine C (CAS 30276-35-8)
- (R)-2-(3-(Benzyl(isopropyl)amino)piperidin-1-yl)acetic acid (CAS 1354008-06-2)
- Ethyl (4-(3-(1H-imidazol-1-yl)propoxy)phenyl)carbamate (CAS 88138-08-3)
- 3-(3-(Furan-2-yl)-6-oxopyridazin-1(6h)-yl)propanoic acid (CAS 1283108-18-8)
- 4-Hydroxy-1-methylcyclohexane-1-carboxylic acid (CAS 1378844-04-2)
- (R)-4,6-difluoro-2,3-dihydro-1H-inden-1-amine (CAS 1637540-47-6)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
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