Canthaxanthin (trans)
Canthaxanthin (trans) (CAS: 514-78-3), with the molecular formula C40H52O2 and a molecular weight of 564.84 g/mol, is a naturally occurring carotenoid pigment. This compound is recognised for its vibrant red-orange colour and is primarily employed as a colourant in the food and feed industries. It also serves as an analytical standard for research and quality control purposes, aiding in the accurate identification and quantification of carotenoids.
- IUPAC
- β-Carotin-4,4′-dione,E 161g
- Synonyms
- β-Carotin-4,4′-dioneE 161g

Food Colourant
Canthaxanthin is widely used as a synthetic or naturally derived food additive to impart a red to orange hue. It is commonly found in products such as confectionery, baked goods, and beverages, enhancing their visual appeal.
Animal Feed Additive
In the animal feed industry, Canthaxanthin is incorporated to improve the pigmentation of egg yolks and the flesh of poultry and aquaculture species. This application ensures desirable consumer-facing colour characteristics.
Analytical Standard
As a high-purity compound, Canthaxanthin serves as a crucial analytical standard. It is indispensable for calibrating instruments and validating methods in chromatography and spectroscopy for carotenoid analysis.
Cosmetic Ingredient
Canthaxanthin can be utilised in cosmetic formulations to provide colouration. Its pigment properties contribute to the aesthetic characteristics of various personal care products.
| Molecular weight | 564.84 |
|---|---|
| Empirical formula | C40H52O2 |
| Grade | analytical standard |
| Storage temperature | 2-8°C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | nwg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| E Number | E161g |
|---|
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 Canthaxanthin (trans) used for?
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Canthaxanthin (trans) is used as a colourant in food and animal feed, and as an analytical standard for chromatography and research.
What are the CAS number and formula for Canthaxanthin (trans)?
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The CAS number for Canthaxanthin (trans) is 514-78-3, and its empirical formula is C40H52O2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Canthaxanthin (trans) as an analytical standard. We do not represent it as USP, BP, or EP grade unless explicitly stated.
How should Canthaxanthin (trans) be handled safely?
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Handle Canthaxanthin (trans) with appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended for respiratory protection.
Is Canthaxanthin (trans) a controlled substance?
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The provided data does not indicate that Canthaxanthin (trans) is a controlled substance. Its WGK classification is 'nwg' (not hazardous to water).
How is Canthaxanthin (trans) shipped and exported?
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Canthaxanthin (trans) is typically stored at 2-8°C. Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents, adhering to all relevant shipping and export regulations.
How can I request a quote or sample for Canthaxanthin (trans)?
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To request a quote or sample for Canthaxanthin (trans), please contact our sales department through the website or via direct inquiry, providing your specific requirements.
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