1,2,3,4-Tetrahydroisoquinoline-1-acetic Acid CAS 105400-81-5
| CAS No. | 105400-81-5 |
| Molecular Formula | C11H13NO2 |
| Molecular Weight | 191.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H13NO2, 1,2,3,4-Tetrahydroisoquinoline-1-acetic Acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 191.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
1,2,3,4-Tetrahydroisoquinoline-1-acetic Acid (CAS 105400-81-5), molecular formula C11H13NO2 and molecular weight 191.23 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 1,2,3,4-Tetrahydroisoquinoline-1-acetic 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 | C11H13NO2 |
| Molecular Weight | 191.23 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1987 |
| Nitrogen Atoms | 1 |
Related Tetrahydroisoquinoline Standards
- Methyl 1,2,3,4-tetrahydroisoquinoline-8-carboxylate (CAS 1028330-54-2)
- 2-Methyl-1,2,3,4-tetrahydroisoquinoline-7-carboxylic acid (CAS 1038549-53-9)
- 6-Methyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid (CAS 1260637-29-3)
- 7-methyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid (CAS 1260639-77-7)
- 4-Methyl-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid (CAS 1367666-46-3)
- 5-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 151637-59-1)
- Methyl 1,2,3,4-tetrahydroisoquinoline-6-carboxylate (CAS 185057-00-5)
- 2-Methyl-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid (CAS 54329-54-3)
Recommended Standards
- 2-(2-Hydroxyethylamino)-4,6-dimethylnicotinonitrile (CAS 1053658-99-3)
- 2-(tert-Butyl)benzo[d]oxazol-5-ol (CAS 105620-83-5)
- (3S,4R)-4-Phenylpyrrolidine-3-carboxylic acid (CAS 1049984-33-9)
- Methyl 4-amino-3-cyclopropylbenzoate (CAS 1057652-23-9)
- 1-(Trifluoromethoxy)-3-(trifluoromethyl)benzene (CAS 42908-82-7)
- 3-(Morpholinomethyl)-N-(thiophen-2-ylmethyl)-1,4-thiazepane-4-carboxamide (CAS 1421505-05-6)
- CGS 19755 (CAS 110347-85-8)
- 2-(2-(3-(tert-Butoxy)-3-oxopropoxy)ethoxy)ethyl acrylate (CAS 1807518-62-2)
- 2-(2-Formyl-6-methylphenoxy)acetonitrile (CAS 303224-34-2)
- N-(2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)propan-1-amine (CAS 2377609-37-3)
- 2-(4-Methoxy-3-methylphenyl)ethane-1-thiol (CAS 1268140-44-8)
- 5-Cyclopropoxy-6-fluoro-N,N-dimethylpyridin-2-amine (CAS 1243317-72-7)
- 3-Amino-1-(2,2,2-trifluoroethyl)piperidin-2-one (CAS 1339242-68-0)
- Semaglutide (CAS CATO-C4X-2226105)
Why CATO?
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