2,3-Dihydroisoquinolin-4(1H)-one CAS 51641-22-6
| CAS No. | 51641-22-6 |
| Molecular Formula | C9H9NO |
| Molecular Weight | 147.17 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 2,3-Dihydroisoquinolin-4(1H)-one.
2,3-Dihydroisoquinolin-4(1H)-one (CAS 51641-22-6), molecular formula C9H9NO and molecular weight 147.17 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2,3-Dihydroisoquinolin-4(1H)-one (C9H9NO) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 147.17 g/mol, it falls into the low-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), 2,3-Dihydroisoquinolin-4(1H)-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.
Physical & Chemical Properties
| Molecular Formula | C9H9NO |
| Molecular Weight | 147.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
| Nitrogen Atoms | 1 |
Related Dihydroisoquinolin Standards
- 1,4-Dihydroisoquinolin-3(2H)-one (CAS 24331-94-0)
- 228271-52-1 5,8-Dihydroisoquinolin-7(6H)-one DTXSID60607296 (CAS 228271-52-1)
- 3,4-Dihydroisoquinolin-7-amine (CAS 62541-60-0)
- 3,4-Dihydroisoquinolin-2(1H)-amine (CAS 4836-98-0)
- 7-methyl-2,3-dihydroisoquinolin-3-one (CAS 51463-02-6)
- 6-Methyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 1082041-78-8)
- 8-Methyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 1082041-79-9)
- 5-Methyl-3,4-dihydroisoquinolin-1(2H)-one (CAS 129075-56-5)
Recommended Standards
- 2,3-Dihydro-1H-inden-1-one oxime (CAS 3349-60-8)
- 2,3-dihydroquinolin-4(1H)-one (CAS 4295-36-7)
- 2,2-Dimethoxy-N,N-dimethylacetamide (CAS 25408-61-1)
- 2,4-Dihydroxy-3,3-dimethylbutanamide (CAS 4417-86-1)
- 4-((3,5-Dibromo-2-hydroxybenzylidene)amino)-3-(2-methoxyphenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478257-38-4)
- 2-chloro-N-{phenyl[2-(trifluoromethyl)-1H-1,3-benzodiazol-5-yl]methyl}acetamide (CAS 1235440-94-4)
- N-[(2,4-Dichlorophenyl)methyl]-2H-chromene-3-carboxamide (CAS 338760-96-6)
- 5-Methoxy-4-methyl-3,4-dihydro-2h-pyrrole (CAS 92144-63-3)
- 1-(Bromoethynyl)-4-isopropylbenzene (CAS 1802381-49-2)
- 2-(6-Methylpyridin-3-yl)acetaldehyde (CAS 1339933-39-9)
- 5-(4-(2-(Thiophen-2-yl)ethoxy)benzylidene)thiazolidine-2,4-dione (CAS 1221413-57-5)
- 2-((5-(Pyridin-4-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(thiazol-2-yl)acetamide (CAS 833434-07-4)
- Meconin-d3 (CAS 29809-15-2)
- Peptide Impurity 82 (CAS 10491-78-8)
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