Pranlukast hemihydrate
Pranlukast hemihydrate (CAS: 150821-03-7), with the empirical formula C27H23N5O4 · 0.5 H2O and a molecular weight of 490.51, is a specialized chemical compound. It is primarily utilised in biochemical research, particularly within studies of arachidonic acid metabolism and cellular signaling pathways. Its properties are of interest in understanding leukotriene receptor antagonism and related lipid signaling processes.
- IUPAC
- 8-[4(4-phenylbutoxy)benzoyl]amino-2-(5-tetrazolyl)-4-oxo-4H-1-benzopyran

Biochemical Research
Used as a research tool in studies investigating arachidonic acid cascade and lipid signaling mechanisms. Pranlukast hemihydrate aids in understanding cellular responses and pathways.
Cell Signaling Studies
Applicable in cell biology research focusing on cell signaling pathways, particularly those involving leukotrienes. It serves as a probe for investigating receptor interactions.
Pharmacological Research
Investigated for its role in cellular processes relevant to pharmacology, contributing to the understanding of inflammatory responses and receptor modulation.
| Molecular weight | 490.51 |
|---|---|
| Empirical formula | C27H23N5O4 · 0.5 H2O |
| Assay | ≥98% (HPLC) |
| Solubility | DMSO: ≥10 mg/mLH2O: insoluble |
| Storage temperature | −20°C |

Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
- H413May cause long-lasting harmful effects to aquatic life
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26-36/37 |
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 Pranlukast hemihydrate used for?
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Pranlukast hemihydrate is used in biochemical research, particularly in studies of the arachidonic acid cascade, cell signaling, and leukotriene pathways. It serves as a tool for investigating cellular responses and lipid signaling.
What are the CAS number and formula for Pranlukast hemihydrate?
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The CAS number for Pranlukast hemihydrate is 150821-03-7, and its empirical formula is C27H23N5O4 · 0.5 H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Pranlukast hemihydrate with an assay of ≥98% (HPLC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should Pranlukast hemihydrate be handled?
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Pranlukast hemihydrate is classified with GHS07 and a Warning signal word. It is harmful if swallowed (H302), causes skin irritation (H315), causes serious eye irritation (H319), may cause respiratory irritation (H335), and may cause long lasting harmful effects to aquatic life (H413). Handle with appropriate personal protective equipment including a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust.
Is Pranlukast hemihydrate available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including Pranlukast hemihydrate, and can facilitate international shipment.
How can I request a sample or quote for Pranlukast hemihydrate?
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To request a sample or obtain a quote for Pranlukast hemihydrate, please contact our sales team through the website or via email, specifying the product CAS number and desired quantity.
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