Isoquinline-5-Carboxylic Acid CAS#27810-64-6 Product Description
Isoquinoline-5-carboxylic acid (CAS No. 27810-64-6) is a nitrogen-containing heterocyclic organic compound belonging to the isoquinoline carboxylic acid family. It is typically presented as a white to off-white solid and has the molecular formula C₁₀H₇NO₂, with a molecular weight of 173.1681 g/mol. The compound has a reported density of approximately 1.339 g/cm³. Its molecular structure consists of an isoquinoline ring system bearing a carboxylic acid functional group, making it a useful building block for various chemical transformations. Owing to its distinctive heterocyclic framework and functional properties, isoquinoline-5-carboxylic acid is suitable for applications in organic synthesis, pharmaceutical intermediate development, medicinal chemistry, and chemical research.

Isoquinline-5-Carboxylic Acid CAS#27810-64-6 Chemical Properties
| Melting point | 278-281°C |
| Boiling point | 60-62°C 11mm |
| density | 1.339±0.06 g/cm3(Predicted) |
| Fp | 60-62°C/11mm |
| storage temp. | 2-8°C(protect from light) |
| pka | 1.21±0.10(Predicted) |
| BRN | 129180 |
| CAS DataBase Reference | 27810-64-6(CAS DataBase Reference) |
Isoquinline-5-Carboxylic Acid CAS#27810-64-6 Safety Information
| Hazard Codes | Xn |
| Risk Statements | 36/37/38-36-22 |
| Safety Statements | 26-36/37/39-22 |
| WGK Germany | 3 |
| HS Code | 2933499090 |
Isoquinline-5-Carboxylic Acid CAS#27810-64-6 Product Application
1. Pharmaceutical Intermediates
Can be used as a synthetic intermediate for isoquinoline-based pharmaceutical candidate molecules.
Suitable for the construction of nitrogen-containing heterocyclic compounds with potential biological activities.
Can be used in the design and synthesis of novel pharmaceutical candidate molecules.
Serves as a basic building block for pharmaceutical molecular structure optimization and derivative development.
2. Medicinal Chemistry Research
Can be used in the design and synthesis of isoquinoline carboxamide derivatives.
Suitable for the research and development of compounds with potential biological receptor activity.
Serves as a fundamental building block for pharmacophore design and molecular structure optimization.
Can be applied in structure-activity relationship (SAR) studies of novel small-molecule drugs.
3. Fine Chemical Synthesis
Can be used in the synthesis of various isoquinoline compounds and their derivatives.
Serves as an important organic synthesis building block for nitrogen-containing fused heterocyclic compounds.
Its carboxylic acid group allows further amidation, esterification and other chemical derivatization reactions.
Suitable for the development of customized chemicals and specialty organic intermediates.
4. Bioactive Compound Research
Can be used in the design and synthesis of isoquinoline derivatives with potential biological activities.
Suitable for the research and development of novel bioactive nitrogen-containing heterocyclic molecules.
Serves as a starting material for the screening and development of novel bioactive small-molecule compounds.
Applicable to drug discovery, molecular design and laboratory pharmacological research.
