6,7-Dimethoxy-1-(4-pyridyl)-1,2,3,4-tetrahydro-isoquinoline dihydrochloride CAS 298196-89-1
| CAS No. | 298196-89-1 |
| Molecular Formula | C16H18N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 6,7-Dimethoxy-1-(4-pyridyl)-1,2,3,4-tetrahydro-isoquinoline dihydrochloride (C16H18N2O2HCl) 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 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 306.79 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
6,7-Dimethoxy-1-(4-pyridyl)-1,2,3,4-tetrahydro-isoquinoline dihydrochloride (CAS 298196-89-1), molecular formula C16H18N2O2HCl and molecular weight 306.79 g/mol, is a CATO reference standard with documented purity and traceability.
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 6,7-Dimethoxy-1-(4-pyridyl)-1,2,3,4-tetrahydro-isoquinoline dihydrochloride 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 | C16H18N2O2 2*HCl |
| Molecular Weight | 306.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Dimethoxy Standards
- 6,7-Dimethoxy-1,4-phthalazinediol (CAS 10001-35-1)
- 6,7-Dimethoxy-4-methylphthalazin-1(2H)-one (CAS 10001-36-2)
- 3-Benzyl-9,9-dimethoxy-3-azabicyclo[3.3.1]nonane (CAS 1000931-10-1)
- 4,7-Dimethoxy-1-methylquinolin-2(1H)-one (CAS 100192-50-5)
- 2-(4,5-Dimethoxy-2-nitrophenyl)succinic acid (CAS 100193-44-0)
- 2,7-dimethoxy-1,5-naphthyridine (CAS 1003944-36-2)
- 6,7-Dimethoxy-1H-indene-3-carbonitrile (CAS 100449-12-5)
- 5-(5,6-Dimethoxy-1H-benzo[d]imidazol-1-yl)-3-((2-(methylsulfonyl)benzyl)oxy)thiophene-2-carboxylic acid (CAS 1007698-63-6)
Recommended Standards
- 2-(5-Hydroxy-2-pyrimidinyl)imidodicarbonic Acid 1,3-Bis(1,1-dimethylethyl) Ester (CAS 914377-34-7)
- 6-Bromo-1H-indazol-4-ol (CAS 885518-77-4)
- (3aS,8aR)-1,3a,8-Trimethyl-1,2,3,3a,8,8a-hexahydropyrrolo[2,3-b]indole-5,6-dione (CAS 18455-27-1)
- 2-((2,6-Dimethylpyrimidin-4-yl)oxy)-N,N-dimethylethanamine (CAS 753398-87-7)
- 3-Bromo-5-methyl-1-propyl-1H-pyrazole (CAS 1354706-07-2)
- 1-(2,4-Dichlorophenyl)cyclopropanemethanamine (CAS 771582-72-0)
- 3-(4-Isopropoxyphenyl)acrylaldehyde (CAS 159017-89-7)
- Ethyl3-(4-isobutylphenyl)-3-methylglycidate (CAS 58609-71-5)
- 2-Oxabicyclo[2.2.2]octan-3-one (CAS 4350-84-9)
- Insulin Degludec Impurity 18 (CAS CATO-C4X-215718)
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