2-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)benzoic acid CAS 111875-14-0
| CAS No. | 111875-14-0 |
| Molecular Formula | C16H15NO4S |
| Molecular Weight | 317.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)benzoic acid (CAS 111875-14-0), molecular formula C16H15NO4S and molecular weight 317.36 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H15NO4S, 2-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)benzoic acid contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 317.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)benzoic 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 | C16H15NO4S |
| Molecular Weight | 317.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dihydroisoquinolin Standards
- 3-(3,4-Dihydroisoquinolin-2(1H)-ylsulfonyl)benzoic acid (CAS 327092-81-9)
- 4-(3,4-Dihydroisoquinolin-2(1H)-ylsulfonyl)benzoic acid (CAS 325702-76-9)
- 2-(4-((3,4-Dihydroisoquinolin-2(1H)-yl)sulfonyl)phenyl)ethan-1-amine (CAS 384815-61-6)
- N-(4-(3,4-Dihydroisoquinolin-2(1H)-yl)but-2-yn-1-yl)-2-methylbenzamide (CAS 1351634-33-7)
- N-((3,4-Dihydroisoquinolin-1-yl)methyl)-4-methylbenzenesulfonamide (CAS 88422-84-8)
- 696626-43-4 1-[2-(3,4-Dihydroisoquinolin-2(1H)-yl)-2-oxoethyl]-1H-indole-2,3-dione MFCD05855169 (CAS 696626-43-4)
- N-(4-(3,4-Dihydroisoquinolin-2(1H)-yl)but-2-yn-1-yl)butane-1-sulfonamide (CAS 1351604-94-8)
- (3-(3,4-Dihydroisoquinolin-2(1H)-yl)pyrrolidin-1-yl)(thiophen-3-yl)methanone (CAS 2034264-79-2)
Recommended Standards
- 1-Ethyl-6-fluoro-7-(4-methylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carbaldehyde (CAS 110719-58-9)
- tert-Butyl 3-(4-fluorophenyl)-6,7-dihydro-1H-pyrazolo[4,3-c]pyridine-5(4H)-carboxylate (CAS 1188265-33-9)
- (1R,2R)-2-(Diphenylphosphino)-2,3-dihydro-1H-inden-1-amine (CAS 1091606-70-0)
- N-(2-((6-(Ethylamino)-2-methylpyrimidin-4-yl)amino)ethyl)-3-fluorobenzamide (CAS 1203369-89-4)
- 2-Phenyl-1h-benzo[d]imidazole-6-sulfonic acid hydrate (CAS 207853-65-4)
- Quercetin-3-O-sophoroside (CAS 18609-17-1)
- 5-(5-Tert-butyl-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-4-methyl-4h-1,2,4-triazole-3-thiol (CAS 790232-38-1)
- 4-(2-Aminoethoxy)-N-propylbenzamide (CAS 1018250-85-5)
- 5-chloro-2-pyrrolidin-1-ylaniline dihydrochloride (CAS 1177348-11-6)
- 5-(furan-2-yl)-1-propylpyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 925022-57-7)
- 1-(4-Chloro-3-ethylphenyl)ethanol (CAS 1314922-59-2)
- 5-(4-Bromo-2-fluorophenyl)-3-methyl-1,2,4-oxadiazole (CAS 845306-17-4)
- 6-Hydroxy-5-(m-tolylamino)pyrimidin-4(3H)-one (CAS 7400-21-7)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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