Lepidine
Lepidine (CAS 491-35-0, C10H9N) is a heterocyclic aromatic organic compound with a molecular weight of 143.19 g/mol. This quinoline derivative is primarily utilised as a building block in chemical synthesis. Its chemical structure and properties make it a valuable intermediate in the development of more complex molecules, particularly within research and development settings. Tech Serve Solutions offers Lepidine for various laboratory and synthetic applications.
- IUPAC
- 4-Methylquinoline

Chemical Synthesis Intermediate
Lepidine serves as a key building block in organic synthesis. Its quinoline core allows for further functionalization and elaboration into more complex molecular architectures. It is frequently employed in academic and industrial research for the creation of novel compounds.
Heterocyclic Compound Research
As a substituted quinoline, Lepidine is of interest in the study of heterocyclic chemistry. Researchers utilise it to explore structure-activity relationships and develop new synthetic methodologies involving nitrogen-containing aromatic systems.
Pharmaceutical Intermediate Research
While not explicitly a pharmaceutical ingredient, Lepidine's structure is found in various biologically active molecules. It is used in research to synthesise potential drug candidates and explore medicinal chemistry avenues.
| Molecular weight | 143.19 |
|---|---|
| Empirical formula | C10H9N |
| Assay | 99% |
| Boiling point | 261-263 °C(lit.) |
| Density | 1.083 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.620(lit.) |
| Melting point | 9-10 °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 | 113 °C / 235.4 °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 Lepidine used for?
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Lepidine is primarily used as a building block in chemical synthesis and for research in heterocyclic chemistry, including the exploration of potential pharmaceutical intermediates.
What are the CAS number and chemical formula for Lepidine?
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Lepidine has the CAS number 491-35-0 and the chemical formula C10H9N.
What grade and purity does Tech Serve Solutions supply Lepidine?
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Tech Serve Solutions supplies Lepidine with an assay of 99%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Lepidine be handled safely?
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Lepidine is classified with warning signal word, and hazards include skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Ensure appropriate personal protective equipment such as eyeshields, gloves, and suitable respiratory protection is used. Work in a well-ventilated area.
Is Lepidine available for international export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Lepidine, and can assist with international shipping requirements.
How can I request a sample or quote for Lepidine?
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To request a sample or quote for Lepidine, please contact our sales team through the website or by phone, providing your specific requirements.
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