4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid CAS 32796-55-7
| CAS No. | 32796-55-7 |
| Molecular Formula | C20H14N4O6S2 |
| Molecular Weight | 470.48 g/mol |
| 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 4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid.
CATO supplies 4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid (CAS 32796-55-7), a certified reference material (molecular formula C20H14N4O6S2, MW 470.48 g/mol) for analytical method development and quality control.
Structurally, 4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid (C20H14N4O6S2) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 16.0, corresponding to approximately 16 ring(s) or double-bond equivalent(s). With a molecular weight of 470.48 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4,4'-(3-(Pyridin-2-yl)-1,2,4-triazine-5,6-diyl)dibenzenesulfonic acid 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 | C20H14N4O6S2 |
| Molecular Weight | 470.48 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 |
| Degree of Unsaturation (DBE) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related Pyridin Standards
- (3-(4-(2-(Methyl(pyridin-2-yl)amino)ethoxy)phenyl)-1H-pyrazol-1-yl)(4-(trifluoromethyl)phenyl)methanone (CAS 955961-90-7)
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- N-(4-((2-(Pyridin-3-yl)piperidin-1-yl)sulfonyl)phenyl)benzo[d][1,3]dioxole-5-carboxamide (CAS 393834-37-2)
- Tris(4-(pyridin-4-yl)phenyl)amine (CAS 1366291-62-4)
- 4'-(3,5-Di(pyridin-4-yl)phenyl)-2,2':6',2''-terpyridine (CAS 1478039-69-8)
- 4-[4-(Pyridin-2-yl)pyrimidin-2-yl]phenyl 4-iodobenzoate (CAS 477862-87-6)
- 2-((4-Ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxydibenzo[b,d]furan-3-yl)acetamide (CAS 577989-05-0)
- 4,4'-(Pyridin-2-ylmethylene)bis(2,6-dichlorophenol) (CAS 17020-27-8)
Recommended Standards
- 2-(3-Methylphenyl)-4-[3-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazol-5-yl]-1,2-dihydrophthalazin-1-one (CAS 1207035-43-5)
- Antiarrhythmic peptide (cattle atrium) (CAS 81771-37-1)
- Fezolinetant impurity 5 (CAS 2854332-45-7)
- Azilsartan Methyl Ester Impurity (CAS 147403-52-9)
- 5-(1-chloroethyl)-1-cyclopropyl-1H-1,2,3,4-tetrazole (CAS 1700118-39-3)
- 4-Chloro-2,3-dimethyl-1H-pyrrolo[3,2-c]pyridine (CAS 878232-70-3)
- 2-Methoxy-3,3-dimethylbutanoic acid (CAS 183162-35-8)
- (E)-(1-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}ethylidene)[(4-nitrophenyl)methoxy]amine (CAS 478245-62-4)
- tert-butyl 2-methyl-1H-pyrrole-3-carboxylate (CAS 27172-05-0)
- (S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-(3-bromophenyl)acetic acid (CAS 1260590-21-3)
- 4-(2-Hydroxy-2-propyl)phenol (CAS 2948-47-2)
- 1-Butyl-4-(trifluoromethyl)benzene (CAS 61342-04-9)
- 4,4'-(Naphthalene-1,4-diyl)dianiline (CAS 956980-39-5)
- Tirzepatide Impurity 9 (CAS CATO-C4X-32409)
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