(R)-4,4'-(Propane-1,2-diyl)bis(piperazine-2,6-dione) CAS 21416-87-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21416-87-5 |
| Molecular Formula | C11H16N4O4 |
| Molecular Weight | 268.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-4,4'-(Propane-1,2-diyl)bis(piperazine-2,6-dione) (CAS 21416-87-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H16N4O4. Molecular weight: 268.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H16N4O4 |
| Molecular Weight | 268.27 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 4 |
Related R Standards
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- 4,4'-(Propane-1,3-diylbis(azanediyl))bis(4-oxobut-2-enoic acid) (CAS 6331-21-1)
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Recommended Standards
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- (S)-2-Amino-N-ethyl-N-(2-methylbenzyl)propanamide (CAS 1307127-83-8)
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