1,1'-Bis(2,4-dinitrophenyl)-[4,4'-bipyridine]-1,1'-diium dibromide CAS 70788-85-1
| CAS No. | 70788-85-1 |
| Molecular Formula | C22H14N6O8 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1'-Bis(2,4-dinitrophenyl)-[4,4'-bipyridine]-1,1'-diium dibromide (CAS 70788-85-1), molecular formula C22H14N6O8Br and molecular weight 570.29 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1,1'-Bis(2,4-dinitrophenyl)-[4,4'-bipyridine]-1,1'-diium dibromide (C22H14N6O8Br) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage, bromine substitution. The molecule exhibits a degree of unsaturation (DBE) of 18.5, corresponding to approximately 18 ring(s) or double-bond equivalent(s). With a molecular weight of 570.29 g/mol, it falls into the moderately-high-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1,1'-Bis(2,4-dinitrophenyl)-[4,4'-bipyridine]-1,1'-diium dibromide 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 | C22H14N6O8 2*Br |
| Molecular Weight | 570.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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) | 18.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 6 |
Related Bis Standards
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- 1009286-34-3 2-[(4-methyl-2,6-dinitrophenyl)amino]-2-phenylacetic acid MS-2121 (CAS 1009286-34-3)
- 1-(4-methyl-2,6-dinitrophenyl)pyrrolidine (CAS 10156-63-5)
- (2,4-Dinitrophenyl)proline (CAS 10200-25-6)
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- 3-((2,4-Dinitrophenyl)thio)-5H-[1,2,4]triazino[5,6-b]indole (CAS 1024558-91-5)
- N-(2,4-Dinitrophenyl)-L-alanine Methyl Ester (CAS 10420-63-0)
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Recommended Standards
- (1S,3s)-1-(3-bromophenyl)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1983164-02-8)
- Kahweol Palmitate (CAS 81760-45-4)
- Tert-butyl (r)-3-(pyridin-2-ylamino)pyrrolidine-1-carboxylate (CAS 1204421-42-0)
- 6-amino-5-ethyl-2-methyl-3,4-dihydropyrimidin-4-one (CAS 103980-51-4)
- 2-(Tert-butyl)-4-phenyl-5,6-dihydrobenzo[h]chromen-1-ium tetrafluoroborate (CAS 73286-95-0)
- N-(4-Methoxyphenyl)-6-{4-oxo-2-sulfanylidene-1H,2H,3H,4H-thieno[3,2-d]pyrimidin-3-yl}hexanamide (CAS 688339-58-4)
- 4-Nitro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol (CAS 1416060-05-3)
- Bumetanide Impurity 117 (CAS 74917-54-7)
- 2-(5-(1-Aminoethyl)-4H-1,2,4-triazol-3-yl)acetic acid hydrochloride (CAS 1245647-90-8)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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