N,N’-Bis(2-ethylhexyl)-1,7-dibromo-3,4,9,10-perylenetetracarboxylic Diimide CAS 851786-15-7
| CAS No. | 851786-15-7 |
| Molecular Formula | C40H40Br2N2O4 |
| Molecular Weight | 772.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 772.56 g/mol gives N,N’-Bis(2-ethylhexyl)-1,7-dibromo-3,4,9,10-perylenetetracarboxylic Diimide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N,N’-Bis(2-ethylhexyl)-1,7-dibromo-3,4,9,10-perylenetetracarboxylic Diimide (CAS 851786-15-7), molecular formula C40H40Br2N2O4 and molecular weight 772.56 g/mol, is a CATO reference standard with documented purity and traceability.
N,N’-Bis(2-ethylhexyl)-1,7-dibromo-3,4,9,10-perylenetetracarboxylic Diimide (C40H40Br2N2O4) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, bromine substitution. It is notably hygroscopic, halogen substitution raises its density and boiling point, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N,N’-Bis(2-ethylhexyl)-1,7-dibromo-3,4,9,10-perylenetetracarboxylic Diimide 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.
Physical & Chemical Properties
| Molecular Formula | C40H40Br2N2O4 |
| Molecular Weight | 772.56 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 21.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 2 |
Recommended Standards
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- N-Methylpiperidine-3-carboxamide (CAS 5115-98-0)
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- 1-(4-Methoxybenzyl)piperidin-4-amine dihydrochloride (CAS 57645-54-2)
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- 6-(Chloromethyl)benzo[d]isoxazol-3(2H)-one (CAS 947408-97-1)
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