Alcian Blue, pyridine variant CAS 123439-83-8
| CAS No. | 123439-83-8 |
| Molecular Formula | C56H98CuN12 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including Alcian Blue, pyridine variant.
CATO supplies Alcian Blue, pyridine variant (CAS 123439-83-8), a certified reference material (molecular formula C56H98CuN12Cl, MW 1038.48 g/mol) for analytical method development and quality control.
Structurally, Alcian Blue, pyridine variant (C56H98CuN12Cl) contains a salt form, a nitrogen-containing heterocyclic scaffold, a nitrile group, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 13.5, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 1038.48 g/mol, it falls into the 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.
As a certified reference material (CRM), Alcian Blue, pyridine variant 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 | C56H98CuN12 4*Cl |
| Molecular Weight | 1038.48 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1992 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 12 |
Related Alcian Standards
Recommended Standards
- 3-Methylimidazo[1,5-a]pyridine-6-carboxylic Acid (CAS 1260777-34-1)
- 2,5-Piperazinedione,-3,6-bis(hydroxymethyl)-trans (CAS 15996-16-4)
- (2-(Difluoromethylene)-6-methylenetetrahydro-1H-pyrrolizin-7a(5H)-yl)methanol (CAS 2856022-95-0)
- 3-Cinnolinecarboxaldehyde (CAS 51073-57-5)
- 2-(Cyclopropylamino)-3-(4-iodo-1h-pyrazol-1-yl)-2-methylpropanoic acid (CAS 1343748-34-4)
- 5'-Bromo-1',2'-dihydrospiro[cyclobutane-1,3'-pyrrolo[2,3-b]pyridine] (CAS 2413811-83-1)
- 3-(3-(Dimethylamino)phenyl)isoxazol-5-amine (CAS 887591-46-0)
- 2-(2-Ethylphenyl)-2-hydroxyacetic acid (CAS 1250684-65-1)
- 1-Boc-4-((3-Oxo-3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)methyl)piperidine (CAS 420786-32-9)
- Urotensin II-Related Peptide (human, mouse, rat) (CAS 342878-90-4)
Why CATO?
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