1-Stearoyl-sn-glycero-3-phosphocholine
1-Stearoyl-sn-glycero-3-phosphocholine (CAS: 19420-57-6) is a high-purity glycerophospholipid with the molecular formula C26H54NO7P and a molecular weight of 523.68 g/mol. Supplied as a white powder, this compound is primarily utilised in biochemical research, particularly in studies concerning cell biology and glycerophospholipid metabolism. Its well-defined structure makes it a valuable reagent for investigating lipid-protein interactions and membrane biophysics.
- IUPAC
- L-α-Lysophosphatidylcholine, stearoyl,Lysolecithin, stearoyl
- Synonyms
- L-alpha-Lysophosphatidylcholine, stearoylLysolecithin, stearoyl

Biochemical Research
Serves as a key component in research focused on lipidomics and cell membrane structure. Its role in glycerophospholipid metabolism pathways makes it invaluable for studying cellular signalling and function.
Lipidomics Studies
Essential for quantitative and qualitative analysis within lipidomics. Aids in the identification and quantification of phospholipids in biological samples.
Membrane Biophysics
Utilised in biophysical studies to understand the physical properties of biological membranes. It is instrumental in reconstituting lipid bilayers and liposomes for functional assays.
| Molecular weight | 523.68 |
|---|---|
| Empirical formula | C26H54NO7P |
| Assay | ≥99% |
| Form | powder |
| Colour | white |
| Storage temperature | −20°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 1-Stearoyl-sn-glycero-3-phosphocholine used for?
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This compound is used in biochemical research, cell biology, and lipidomics studies, particularly for investigating glycerophospholipid metabolism and membrane biophysics.
What is the CAS number and molecular formula for 1-Stearoyl-sn-glycero-3-phosphocholine?
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The CAS number is 19420-57-6 and the molecular formula is C26H54NO7P.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Stearoyl-sn-glycero-3-phosphocholine with an assay of ≥99%. This product is intended for research and laboratory use. TSS does not represent this product as USP, BP, EP, or pharmacopoeia grade.
How should 1-Stearoyl-sn-glycero-3-phosphocholine be handled and stored?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Store at -20°C.
Is 1-Stearoyl-sn-glycero-3-phosphocholine a hazardous substance?
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According to WGK Germany, this compound has a classification of 3, indicating it is hazardous to water. Appropriate safety precautions must be taken during handling and disposal.
How is 1-Stearoyl-sn-glycero-3-phosphocholine packed and shipped?
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Products are carefully packed according to international shipping regulations for chemicals and are exported globally by TSS.
How can I request a sample or quote for 1-Stearoyl-sn-glycero-3-phosphocholine?
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Please contact the TSS sales team via our website to request a sample or obtain a quotation for 1-Stearoyl-sn-glycero-3-phosphocholine.
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