5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine CAS 339107-68-5
| CAS No. | 339107-68-5 |
| Molecular Formula | C21H13Cl2N3O2S |
| Molecular Weight | 442.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine is closely related to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine (CAS 339107-68-5), a certified reference material (molecular formula C21H13Cl2N3O2S, MW 442.32 g/mol) for analytical method development and quality control.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 442.32 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine 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 | C21H13Cl2N3O2S |
| Molecular Weight | 442.32 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Benzenesulfonyl Standards
- 5-(Benzenesulfonyl)-4-(2,4-dichlorophenyl)-2-(pyridin-3-yl)pyrimidine (CAS 339108-13-3)
- 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-2-yl)pyrimidine (CAS 339107-70-9)
- 5-(Benzenesulfonyl)-4-(3,4-dichlorophenyl)-2-(pyridin-4-yl)pyrimidine (CAS 339107-66-3)
- 3-(Benzenesulfonyl)-6,8-dibromoquinolin-2-amine (CAS 866019-19-4)
- 4-(Benzenesulfonyl)-2-[(4-methylphenyl)methanesulfonyl]-5,6,7,8-tetrahydroquinazoline (CAS 478067-50-4)
- 5-(Benzenesulfonyl)-4-(2,4-dichlorophenyl)-2-phenylpyrimidine (CAS 339108-15-5)
- 3-(Benzenesulfonyl)-6,8-dibromo-2H-chromen-2-one (CAS 1351804-74-4)
- 3-(Benzenesulfonyl)-N-(2-methoxy-5-methylphenyl)-[1,2,3]triazolo[1,5-a]quinazolin-5-amine (CAS 866811-47-4)
Recommended Standards
- n-(2,5-Dichlorophenyl)-2-mercapto-4-oxo-3-phenyl-3,4-dihydroquinazoline-7-carboxamide (CAS 885458-61-7)
- 2-[6-(pyrrolidin-1-yl)-2,4-bis(trifluoromethyl)imidazo[1,2-a]1,8-naphthyridin-8-yl]-1,3,4-oxadiazole (CAS 1431424-65-5)
- Verdinexor (KPT-335) (CAS 1392136-43-4)
- N-(3,5-bis(trifluoromethyl)phenyl)-6-hydroxy-4-oxo-1,2-dihydro-4H-pyrrolo[3,2,1-ij]quinoline-5-carboxamide (CAS 477859-93-1)
- Mepivacaine 4-Hydroxy Impurity (CAS 616-66-0)
- 1-(4-Bromo-2-chlorophenyl)ethan-1-ol (CAS 1002309-96-7)
- 1-[4-(5-Amino-3-phenyl-1H-pyrazol-1-yl)piperidin-1-yl]ethan-1-one (CAS 1365968-54-2)
- (2S)-1-(2-Fluoroethyl)-2-azetidinecarboxylic acid methyl ester (CAS 1860033-52-8)
- N-Cyclopentyl-2-(6-oxo-3-(1H-pyrazol-1-yl)pyridazin-1(6H)-yl)acetamide (CAS 1334375-61-9)
- 2-(Chloromethyl)-3-(difluoromethyl)-6-iodopyridine-5-acetic acid (CAS 1807105-31-2)
- 2-Fluoro-4-(4-(trifluoromethoxy)phenyl)pyridine (CAS 1261656-26-1)
- 4-[3-(dimethylamino)propoxy]-2-methylaniline (CAS 329947-03-7)
- 5-Formyl-2-methyl-4-nitrobenzyl furan-3-carboxylate (CAS 61761-81-7)
- Insulin Degludec Impurity 10 (CAS CATO-C4X-215710)
Why CATO?
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