6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline oxalate CAS 1609402-93-8
| CAS No. | 1609402-93-8 |
| Molecular Formula | C16H18N2O2 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline oxalate (C16H18N2O2C2H2O4) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
6,7-Dimethoxy-1-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline oxalate (CAS 1609402-93-8), molecular formula C16H18N2O2C2H2O4 and molecular weight 360.37 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-(pyridin-3-yl)-1,2,3,4-tetrahydroisoquinoline oxalate 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 C2H2O4 |
| Molecular Weight | 360.37 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| 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
- H-β-HoTyr-OH (CAS 615537-19-4)
- 1-Azabicyclo[3.2.1]octan-5-ylmethanamine Dihydrochloride (CAS 1955548-90-9)
- 5-(2-Fluorophenyl)pyrimidin-2-ol (CAS 1111103-52-6)
- 3-(AZETIDIN-3-YL)-1H-INDOLE HCL (CAS 1951439-34-1)
- (R)-N-(1,1,1-Trifluoropropan-2-yl)benzamide (CAS 1998156-24-3)
- 2-((1S,4AS,8aS)-5,5,8a-trimethyl-2-methylenedecahydronaphthalen-1-yl)acetaldehyde (CAS 3243-36-5)
- Isoquinoline-4-carboxylic acid hydrochloride (CAS 945759-04-6)
- Dibutyl (diethylcarbamoyl)phosphonate (CAS 7439-69-2)
- 1-(3-Nitro-4-(piperidin-1-yl)phenyl)ethan-1-one (CAS 30877-80-6)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
Why CATO?
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