Leukotriene D4
Leukotriene D4 (CAS: 73836-78-9), with the empirical formula C25H40N2O6S and a molecular weight of 496.66 g/mol, is a key eicosanoid involved in inflammatory and allergic responses. It plays a crucial role in cell signalling pathways, particularly within the context of the arachidonic acid cascade. This compound is essential for researchers studying cellular biology, neuroscience, and lipid signalling, serving as a valuable biochemical tool.

Inflammatory and Allergic Response Research
Leukotriene D4 is a potent mediator of inflammation and allergic reactions. Researchers utilise this compound to investigate the mechanisms underlying asthma, anaphylaxis, and other hypersensitivity disorders.
Cell Signalling Studies
As an eicosanoid, Leukotriene D4 is integral to cellular communication. Its study aids in understanding signal transduction pathways, particularly those involving lipid mediators and their receptors.
Neuroscience Research
This compound has been implicated in certain neurological processes. Its availability allows for investigation into its role in neuronal function and dysfunction.
Biochemical Reagent
Leukotriene D4 serves as a high-purity biochemical reagent for in vitro studies in cell biology and pharmacology, enabling detailed molecular investigations.
| Molecular weight | 496.66 |
|---|---|
| Empirical formula | C25H40N2O6S |
| Assay | ≥97% |
| Concentration | ~50 μg/mL in methanol: water (7:3) containing 14 mM acetate buffer adjusted to pH 5.6 with NH4OH |
| Storage temperature | −70°C |


Hazard statements
- H301Toxic if swallowed
- H370Causes damage to organs
Precautionary statements
- 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
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Transport (UN / ADR) | UN 1230 3/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25-39/23/24/25 |
| Safety statements (S) | 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 Leukotriene D4 used for?
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Leukotriene D4 is used in research to study inflammatory and allergic responses, cell signalling pathways, neuroscience, and as a biochemical reagent in cell biology and pharmacology.
What is the CAS number and formula for Leukotriene D4?
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The CAS number for Leukotriene D4 is 73836-78-9, and its empirical formula is C25H40N2O6S.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Leukotriene D4 with an assay of ≥97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should Leukotriene D4 be handled safely?
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Leukotriene D4 is classified as toxic. Handle with appropriate personal protective equipment, including eyeshields, gloves, and a full-face respirator or appropriate respirator filter, in a well-ventilated area. Avoid ingestion, skin contact, and inhalation.
How is Leukotriene D4 shipped?
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Leukotriene D4 is shipped on dry ice to maintain its required storage temperature of -70°C.
How can I request a sample or quote for Leukotriene D4?
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To request a sample or quote for Leukotriene D4, please contact our sales team through the website or by phone.
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