2-(6,7-Dimethoxyisoquinolin-1-yl)-5-methoxybenzoic acid CAS 83287-04-1
| CAS No. | 83287-04-1 |
| Molecular Formula | C19H17NO5 |
| Molecular Weight | 339.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-(6,7-Dimethoxyisoquinolin-1-yl)-5-methoxybenzoic acid (CAS 83287-04-1), molecular formula C19H17NO5 and molecular weight 339.34 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, an amide group, a hydroxyl group, an ether linkage, 2-(6,7-Dimethoxyisoquinolin-1-yl)-5-methoxybenzoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 339.34 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 2-(6,7-Dimethoxyisoquinolin-1-yl)-5-methoxybenzoic acid 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 | C19H17NO5 |
| Molecular Weight | 339.34 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 1 |
Related Dimethoxyisoquinolin Standards
- 6,7-Dimethoxyisoquinolin-4-yl trifluoromethanesulfonate (CAS 949139-78-0)
- (6,7-Dimethoxyisoquinolin-1-yl)(3,4-dimethoxyphenyl)methanamine (CAS 39964-73-3)
- 4-((6,7-Dimethoxyisoquinolin-4-yl)methyl)-N,N-dimethylaniline (CAS 61190-22-5)
- 4-((6,7-Dimethoxyisoquinolin-4-yl)methyl)benzaldehyde (CAS 61190-21-4)
- 1-(2-((6,7-Dimethoxyisoquinolin-1-yl)methyl)-4,5-dimethoxyphenyl)ethanone (CAS 38714-92-0)
- 1-(3-(6,7-Dimethoxyisoquinolin-1-yl)propyl)guanidine (CAS 474304-18-2)
- 3-(6,7-Dimethoxyisoquinolin-1-yl)propan-1-amine (CAS 1105190-56-4)
- 6,8-Dimethoxyisoquinolin-1(2H)-one (CAS 1042031-63-9)
Recommended Standards
- 2-(3-Oxo-4-propyl-3,4-dihydro-2H-benzo[b][1,4]oxazine-6-carbonyl)benzoic acid (CAS 685107-81-7)
- 2,2-Dimethyl-5-(((4-phenoxyphenyl)amino)methylene)-1,3-dioxane-4,6-dione (CAS 909344-66-7)
- 2-(3-Ethoxy-4-fluorophenylsulfonamido)benzoic acid (CAS 927637-19-2)
- 2-{bis[(tert-butoxy)carbonyl]amino}pyrimidine-5-carboxylicacid (CAS 2231168-34-4)
- (4-Methyl-1,2,5-oxadiazol-3-yl)methanamine hydrochloride (CAS 1159825-48-5)
- N-Benzyl-1,1-diphenylmethanimine (CAS 7699-79-8)
- (R)-2-Amino-2-(2,3-difluorophenyl)acetic acid (CAS 1228571-44-5)
- 2-(Benzyl(methyl)amino)-2-phenylacetic acid hydrochloride (CAS 1956306-23-2)
- 2-Benzoyl-3-methylnaphthalene-1,4-dione (CAS 17579-92-9)
- 4-[1-(4-fluorophenyl)-1-(4-hydroxyphenyl)ethyl]phenol (CAS 741-35-5)
- (R)-2-(Aminomethyl)-1-Cbz-pyrrolidine (CAS 1187931-23-2)
- N-benzyl-6-chloro-2-methyl-2H-pyrazolo[3,4-d]pyrimidin-4-amine (CAS 1863024-46-7)
- N-(5-(Methylthio)-1,3,4-thiadiazol-2-yl)benzenesulfonamide (CAS 64140-83-6)
- D-Ile27-Tirzepatide (CAS CATO-CPTD788907)
Why CATO?
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