Cromolyn sodium salt
Cromolyn sodium salt (CAS: 15826-37-6), with the molecular formula C23H14O11Na2 and a molecular weight of 512.33 g/mol, is a key active pharmaceutical ingredient. It functions as a mast cell stabilizer, inhibiting the release of histamine and other inflammatory mediators. This compound is primarily utilised in the research and development of treatments for allergic conditions such as asthma and allergic rhinitis. Its precise chemical structure and activity make it a valuable reagent in pharmacological studies.
- IUPAC
- Cromoglycate,Cromoglycic acid

Pharmaceutical Research and Development
Cromolyn sodium salt serves as a crucial active pharmaceutical ingredient in the development of therapeutic agents for allergic inflammatory diseases. It is used to investigate mechanisms of mast cell degranulation and allergic responses.
Mast Cell Stabilization Studies
This compound is employed in laboratory settings to study the effects of mast cell stabilization. Researchers utilise it to understand how inhibiting the release of inflammatory mediators impacts cellular and physiological processes.
Drug Candidate Screening
As an approved therapeutic agent, cromolyn sodium salt can be used as a reference compound or positive control in screening assays for novel immunomodulatory or anti-allergic drugs.
| Molecular weight | 512.33 |
|---|---|
| Linear formula | C23H14O11Na2 |
| Assay | ≥95% |

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 | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| 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 Cromolyn sodium salt used for?
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Cromolyn sodium salt is primarily used in pharmaceutical research and development for its properties as a mast cell stabilizer, aiding in the study and potential treatment of allergic inflammatory conditions.
What are the CAS number and formula for Cromolyn sodium salt?
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The CAS number for Cromolyn sodium salt is 15826-37-6, and its molecular formula is C23H14O11Na2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Cromolyn sodium salt with an assay of ≥95%. We do not represent this product as USP, BP, or EP grade.
How should Cromolyn sodium salt be handled safely?
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Handle Cromolyn sodium salt with appropriate personal protective equipment, including a dust mask type N95, eyeshields, and gloves. It is a warning substance that causes skin irritation, serious eye irritation, and respiratory irritation (H315-H319-H335).
Is Cromolyn sodium salt shipped internationally?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including Cromolyn sodium salt.
How can I request a sample or quote for Cromolyn sodium salt?
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To request a sample or quote, please contact our sales team through the website or by phone, providing the product name and CAS number (15826-37-6).
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