8-Methylquinoline
8-Methylquinoline (CAS: 611-32-5), with the molecular formula C10H9N and a molecular weight of 143.19 g/mol, is a heterocyclic organic compound. This chemical finds utility as a versatile building block in organic synthesis, particularly in the preparation of specialised compounds like osmium chloridophosphine complexes and as a precursor to quinoline carbene tautomers.
- IUPAC
- o-Toluquinoline

Organic Synthesis Intermediate
8-Methylquinoline serves as a valuable intermediate in the synthesis of complex organic molecules. Its structure allows for diverse chemical transformations, making it useful in academic and industrial research settings.
Ligand Synthesis
This compound has been utilised in the preparation of osmium chloridophosphine complexes. These complexes can have applications in catalysis and coordination chemistry research.
Research Chemical
As a substituted quinoline, 8-Methylquinoline is employed in various research and development projects exploring new chemical entities and reactions.
| Molecular weight | 143.19 |
|---|---|
| Empirical formula | C10H9N |
| Assay | 97% |
| Boiling point | 143 °C/34 mmHg(lit.) |
| Density | 1.052 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.614(lit.) |
| Application | 8-Methylquinoline has been used in preparation of osmium chloridophosphine complexes, as quinoline carbene tautomers1. |
| Melting point | −80 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 105 °C / 221 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 8-Methylquinoline used for?
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8-Methylquinoline is primarily used as a building block in organic synthesis, including the preparation of osmium chloridophosphine complexes and quinoline carbene tautomers.
What are the CAS number and molecular formula for 8-Methylquinoline?
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The CAS number for 8-Methylquinoline is 611-32-5, and its molecular formula is C10H9N.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 8-Methylquinoline with an assay of 97%. This product is suitable for research and laboratory use and is not represented as USP/BP/EP grade.
How should 8-Methylquinoline be handled safely?
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8-Methylquinoline is classified as a Warning substance with hazards including skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment, such as eyeshields, gloves, and a suitable respirator, should be used during handling. Avoid breathing dust/fume/gas/mist/vapours/spray.
How is 8-Methylquinoline packed and shipped?
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8-Methylquinoline is carefully packed to ensure safe transport and is available for export globally by Tech Serve Solutions.
How can I request a quote or sample for 8-Methylquinoline?
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To request a quote or sample for 8-Methylquinoline, please contact our sales team through the website or by phone.
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