3-(2-Aminoethyl)-5-chloroisoquinolin-1(2H)-one CAS 1785405-99-3
| CAS No. | 1785405-99-3 |
| Molecular Formula | C11H11ClN2O |
| Molecular Weight | 222.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(2-Aminoethyl)-5-chloroisoquinolin-1(2H)-one (CAS 1785405-99-3), molecular formula C11H11ClN2O and molecular weight 222.67 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3-(2-Aminoethyl)-5-chloroisoquinolin-1(2H)-one (C11H11ClN2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 7.0, corresponding to approximately 7 ring(s) or double-bond equivalent(s). With a molecular weight of 222.67 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
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.
CATO manufactures 3-(2-Aminoethyl)-5-chloroisoquinolin-1(2H)-one 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 | C11H11ClN2O |
| Molecular Weight | 222.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Aminoethyl Standards
- (S)-3-(1-aminoethyl)-6-chloroquinolin-2(1H)-one (CAS 1213342-62-1)
- (R)-3-(1-aminoethyl)-6-chloroquinolin-2(1H)-one (CAS 1213855-85-6)
- 3-(1-Aminoethyl)-6-chloroquinolin-2(1H)-one (CAS 1782446-73-4)
- (S)-3-(1-Aminoethyl)-8-chloroisoquinolin-1(2H)-one (CAS 2092269-91-3)
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Recommended Standards
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- SC-236 (CAS 170569-86-5)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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