4-Aminoisoquinoline
4-Aminoisoquinoline (CAS: 23687-25-4) is a chemical compound with the molecular formula C9H8N2 and a molecular weight of 144.17 g/mol. This heterocyclic compound serves as a valuable building block in chemical synthesis, particularly within the realm of organic chemistry. It is frequently utilised in the development of novel molecules and as an intermediate in the creation of more complex chemical structures for research and development purposes.

Organic Synthesis Intermediate
4-Aminoisoquinoline functions as a key intermediate in various organic synthesis pathways. Its structure allows for further functionalisation, making it useful in the construction of more complex molecular frameworks.
Building Block for Heterocycles
As a quinoline derivative, this compound is an important building block for synthesising other heterocyclic compounds. These are often explored for their diverse chemical and biological properties.
Research and Development
This chemical is employed in academic and industrial research laboratories for the exploration of new chemical reactions and the synthesis of novel compounds with potential applications.
| Molecular weight | 144.17 |
|---|---|
| Empirical formula | C9H8N2 |
| Assay | 97% |
| Melting point | 107-113 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Aminoisoquinoline used for?
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4-Aminoisoquinoline is primarily used as a building block and intermediate in organic synthesis, particularly for creating other heterocyclic compounds and in research and development laboratories.
What are the CAS number and molecular formula for 4-Aminoisoquinoline?
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The CAS number for 4-Aminoisoquinoline is 23687-25-4, and its molecular formula is C9H8N2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Aminoisoquinoline with a minimum assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Aminoisoquinoline be handled safely?
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4-Aminoisoquinoline is classified with a Warning signal word and carries hazard statements H302 (Harmful if swallowed) and H319 (Causes serious eye irritation). It is advised to avoid ingestion and contact with eyes. Wear appropriate protective gloves and eye protection. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical advice if irritation persists.
Is 4-Aminoisoquinoline a controlled substance?
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Based on the provided data, 4-Aminoisoquinoline is not indicated as a controlled substance.
How can I request a sample or quote for 4-Aminoisoquinoline?
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To request a sample or a quote for 4-Aminoisoquinoline, please contact our sales department through the website or by phone. Specify the required quantity and your delivery details.
How is 4-Aminoisoquinoline packed and shipped?
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4-Aminoisoquinoline is packed according to industry standards for chemical reagents and is exported globally by Tech Serve Solutions. Specific packaging details can be provided upon request.
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