Leptomycin A
Leptomycin A (CAS: 87081-36-5), with the molecular formula C32H46O6 and a molecular weight of 526.70 g/mol, is a potent antibiotic derived from Streptomyces sp. This compound is supplied as a methanol solution and is known for its bioactive properties. Leptomycin A is primarily utilised in research settings, particularly within cell biology and for studying antifungal mechanisms.
- IUPAC
- 19-(3,6-Dihydro-3-methyl-6-oxo-2H-pyran-2-yl)-3,5,7,9,11,15,17-heptamethyl-6-hydroxy-8-oxo-2,10,12,16,18-nonadecapentaenoic acid,Jildamycin
- Synonyms
- Jildamycin

Antifungal Research
Leptomycin A exhibits antifungal activity and is employed in research to investigate mechanisms of fungal growth inhibition and to explore potential antifungal therapies.
Cell Biology Studies
This compound is a valuable tool in cell biology research, utilized for its effects on cellular processes and as a probe for understanding specific biological pathways.
Bioactive Small Molecule Research
As a bioactive small molecule, Leptomycin A is used in various research applications to study its interactions with biological systems and its potential therapeutic applications.
| Molecular weight | 526.70 |
|---|---|
| Empirical formula | C32H46O6 |
| Assay | ~95% (HPLC) |
| Form | methanol solution |
| Storage temperature | −20°C |
| Biological source | from Streptomyces sp. |



Hazard statements
- H225Highly flammable liquid and vapour
- H301Toxic if swallowed
- H370Causes damage to organs
Precautionary statements
- P210Keep away from heat, sparks and open flames. No smoking
- P260Do not breathe dust, fume, gas, mist, vapours or spray
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Flash point | 9 °C / 48.2 °F |
|---|---|
| Transport (UN / ADR) | UN 1230 3/PG 2 |
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | F,T |
| Risk statements (R) | 11-23/24/25-39/23/24/25 |
| Safety statements (S) | 16-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Shipped In | dry ice |
|---|
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 Leptomycin A used for?
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Leptomycin A is primarily used in research settings for its antifungal properties and in cell biology studies due to its bioactive nature.
What is the CAS number and formula for Leptomycin A?
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The CAS number for Leptomycin A is 87081-36-5, and its molecular formula is C32H46O6.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Leptomycin A with an assay of ~95% (HPLC). We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How is Leptomycin A shipped and stored?
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Leptomycin A is shipped in dry ice and should be stored at -20°C.
What are the primary safety hazards associated with Leptomycin A?
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Leptomycin A presents significant hazards, indicated by GHS symbols for flammability, acute toxicity, and specific target organ toxicity. It is labelled with a Danger signal word, with hazard statements including H225 (Highly flammable liquid and vapour), H301 + H311 + H331 (Toxic if swallowed, in contact with skin or if inhaled), and H370 (Causes damage to organs). Strict adherence to safety protocols, including the use of appropriate personal protective equipment (PPE) and working in a well-ventilated area, is essential.
How can I request a quote or sample for Leptomycin A?
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To request a quote or a sample, please contact our sales team through the website or by phone. We are a global supplier and exporter of fine chemicals.
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