4-O-Caffeoylquinic acid
4-O-Caffeoylquinic acid (CAS 905-99-7, C16H18O9, MW 354.31) is a naturally occurring phenolic compound. It serves as a key phytochemical and is utilised in cell biology and nutrition research. Available from Tech Serve Solutions with an assay of ≥98.0%, this compound is essential for researchers investigating plant-derived compounds and their biological activities.
- IUPAC
- 4-O-(3,4-Dihydroxycinnamoyl)-D-quinic acid,Cryptochlorogenic acid
- Synonyms
- 4-O-(3,4-Dihydroxycinnamoyl)-D-quinic acid, Cryptochlorogenic acid

Nutrition Research
Utilised as a standard or research tool in studies focused on the nutritional properties and metabolic pathways of plant-derived compounds.
Cell Biology Investigations
Employed in cell-based assays to study the effects of natural phenolic compounds on cellular processes, signalling pathways, and oxidative stress responses.
Phytochemical Analysis
Serves as a reference standard for the identification and quantification of polyphenols in various plant extracts and food matrices.
| Molecular weight | 354.31 |
|---|---|
| Empirical formula | C16H18O9 |
| Assay | ≥98.0% |
| Optical activity | [α]/D -76.0±5.0°, c = 0.5 in H2O |
| Storage temperature | 2-8°C |
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 4-O-Caffeoylquinic acid used for?
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4-O-Caffeoylquinic acid is primarily used in nutrition research and cell biology investigations, as well as for phytochemical analysis.
What are the CAS number and formula for 4-O-Caffeoylquinic acid?
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The CAS number is 905-99-7 and the empirical formula is C16H18O9.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-O-Caffeoylquinic acid with an assay of ≥98.0%. We do not represent this product as USP, BP, EP, or pharmaceutical grade.
How should 4-O-Caffeoylquinic acid be stored and handled?
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4-O-Caffeoylquinic acid should be stored at 2-8°C. According to the WGK Germany classification, it is considered a hazard to waters (WGK 3).
Is 4-O-Caffeoylquinic acid available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents.
How can I request a sample or quote for 4-O-Caffeoylquinic acid?
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Please contact our sales team via the website or telephone to request a sample or a formal quotation.
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