3-((4-Chlorophenyl)sulfonyl)-2-imino-1-(2-methoxyethyl)-10-methyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one CAS 606958-26-3
| CAS No. | 606958-26-3 |
| Molecular Formula | C21H19ClN4O4S |
| Molecular Weight | 458.92 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 3-((4-Chlorophenyl)sulfonyl)-2-imino-1-(2-methoxyethyl)-10-methyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one 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.
CATO supplies 3-((4-Chlorophenyl)sulfonyl)-2-imino-1-(2-methoxyethyl)-10-methyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one (CAS 606958-26-3), a certified reference material (molecular formula C21H19ClN4O4S, MW 458.92 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H19ClN4O4S, 3-((4-Chlorophenyl)sulfonyl)-2-imino-1-(2-methoxyethyl)-10-methyl-1H-dipyrido[1,2-a:2',3'-d]pyrimidin-5(2H)-one contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 458.92 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C21H19ClN4O4S |
| Molecular Weight | 458.92 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
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- 1-[(3-Chlorophenyl)methyl]-3-methyl-4-[3-(trifluoromethyl)benzoyl]-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-39-2)
- 3-({[(4-chlorophenyl)methyl]sulfanyl}methyl)-5-{[(3,4-dichlorophenyl)methyl]sulfanyl}-4-ethyl-4H-1,2,4-triazole (CAS 344273-55-8)
Recommended Standards
- Ethyl 7-(N-acetylacetamido)-2-(4-chlorobenzamido)benzo[b]thiophene-3-carboxylate (CAS 333774-41-7)
- 3,4,5-Tris(benzyloxy)benzoyl chloride (CAS 1486-47-1)
- 4-[(2E)-3-(2,4-Dimethoxyphenyl)prop-2-enoyl]phenyl 4-chlorobenzene-1-sulfonate (CAS 331461-22-4)
- (4-Bromophenyl)(5,7-dibromobenzofuran-2-yl)methanone (CAS 83806-75-1)
- [1-(2-Amino-acetyl)-piperidin-2-ylmethyl]-isopropyl-carbamic acid tert-butyl ester (CAS 1353966-64-9)
- Methyl 3-amino-2-((tetrahydro-2H-pyran-4-yl)methyl)propanoate (CAS 1251370-43-0)
- n-(2-Aminoethyl)benzenesulfonamide (CAS 42988-32-9)
- 5-amino-4,5,6,7-tetrahydro-1-benzothiophen-4-one hydrochloride (CAS 1909313-87-6)
- 2-Bromo-4-(difluoromethoxy)-1-methylbenzene (CAS 1261849-40-4)
- 6-(Pyridin-3-yl)pyrimidine-4-carboxylic acid (CAS 1097254-20-0)
- N-(2,4-difluorophenyl)-4-methoxybenzamide (CAS 326901-30-8)
- (4-(Oxetan-3-yl)-3-(trifluoromethyl)phenyl)boronic acid (CAS 2256708-84-4)
- N-(2-Nitrophenyl)-N-pentylmethanesulfonamide (CAS 1845689-87-3)
- Semaglutide impurity 34 (CAS CATO-C4X-222634)
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