--- title: Cooling Agent WS-3 and WS23 | ECSA Chemicals description: Discover the differences and applications of cooling agents WS-3 and WS-23 in food, cosmetics, and more, and find out which one suits your needs best. | ECSA Chemicals image: https://blog.ecsa-chemicals.ch/hubfs/Imported_Blog_Media/Menta-1920x1080-1-1.png --- ### Select your language [Deutsch](https://blog.ecsa-chemicals.ch/de/cooling-agent-ws-3-und-ws-23)  |  [Français](https://blog.ecsa-chemicals.ch/fr/cooling-agent-ws-3-et-ws-23)  |  [Italiano](https://blog.ecsa-chemicals.ch/it/cooling-agent-ws-3-e-ws-23) [![ecsa chemicals](https://blog.ecsa-chemicals.ch/hubfs/ECSA_Chemicals_April2025/Images/logo.svg) ![ecsa chemicals](https://blog.ecsa-chemicals.ch/hubfs/ECSA_Chemicals_April2025/Images/logo-sticky.svg)](https://ecsa-chemicals.ch/) - [Industrial Chemicals](https://ecsa-chemicals.ch/en/industrial-chemicals/) - [Pharma & Nutrition](https://ecsa-chemicals.ch/en/pharma-nutrition/) - [Flavours & Fragrances](https://ecsa-chemicals.ch/en/flavours-fragrances/) - [Cosmetics & Detergents](https://ecsa-chemicals.ch/en/cosmetics-detergents/) - [Content Hub](https://blog-chemicals.ecsa.ch/en/ecsa-chemicals) - [About us](https://ecsa-chemicals.ch/en/about-us/) En - En - Products - [Industrial Chemicals](https://ecsa-chemicals.ch/en/industrial-chemicals/) - [Pharma & Nutrition](https://ecsa-chemicals.ch/en/pharma-nutrition/) - [Flavours & Fragrances](https://ecsa-chemicals.ch/en/flavours-fragrances/) - [Cosmetics & Detergents](https://ecsa-chemicals.ch/en/cosmetics-detergents/) - [Content Hub](https://blog-chemicals.ecsa.ch/en/ecsa-chemicals) - About us - [ECSA world](https://ecsa-chemicals.ch/en/about-us/the-ecsa-world/) - [Certifications & Quality](https://ecsa-chemicals.ch/en/about-us/quality-and-certifications/) - [Security & environment](https://ecsa-chemicals.ch/en/about-us/safety-and-the-environment/) - [Infrastuctures logistics & services](https://ecsa-chemicals.ch/en/about-us/infrastructure-logistics-and-services/) - [Career](https://ecsa-chemicals.ch/en/about-us/career/) - [We Are ECSA](https://ecsa-chemicals.ch/en/about-us/we-are-ecsa/) - [Catalogs](https://ecsa-chemicals.ch/en/catalogues/) Follow us This is a search field with an auto-suggest feature attached. Search - There are no suggestions because the search field is empty. # Cooling Agent WS-3 & WS23 - [Home](https://ecsa-chemicals.ch/en/) - [Content Hub - Ecsa chemicals](https://blog.ecsa-chemicals.ch/en) - Cooling Agent WS-3 & WS23 21 November 2023 **Cooling agents** are substances that provide a cooling sensation when consumed orally or applied topically. Therefore, they are widely used in the **food**, **cosmetics**, **pharmaceuticals**, and **tobacco industries**. Cooling agents **can be divided** in **natural** (derived from plants) and **synthetic** (chemically synthetized). Natural cooling agents include **eucalyptus oil**, camphor oil, [**peppermint oil**](https://ecsa-chemicals.ch/en/product/mp-007881-2/) and **[menthol](https://ecsa-chemicals.ch/en/menthol/)**. Synthetic cooling agents include **WS-3 and WS-23**. ## WS-3 **CAS no. 39711-79-0** **Chemical name:** - **N-ethyl-p-menthane-3-carboxamide** - **N-ethyl-2-(isopropyl)-5-methylcyclohexanecarboxamide** [**WS-3**](https://ecsa-chemicals.ch/en/product/mp-036326-2/) is an almost **water-insoluble white powder crystal.** It is soluble in Alcohol. Products like air care, biocides (including disinfectants and pest control solutions), perfumes and fragrances, polishes and waxes, washing and cleaning supplies, cosmetics, and personal care items (like lipstick and skin coolants) all contain it. It is also used as a cooling agent in food industry in mint formulas, confectionery and oral care products. **WS-3 provides a strong and long-lasting cooling sensation**. The cool taste is at the beginning very mild, but gradually increases to a long-lasting chilly taste with hints of mint and camphor. ## WS-23 **CAS no. 51115-67-4** **Chemical name** - **N,2,3-trimethyl-2-isopropylbutamide** - **2-Isopropyl-N,2,3-trimethylbutyramide** **Application**: confectionery products, dairy products, beverage, chewing gum, tobacco, Oral care products (like toothpaste), skin cream, air fresheners. [**WS-23**](https://ecsa-chemicals.ch/en/product/mp-029143-2/) is a white powder crystal soluble in alcohol and slightly soluble in water. It is a common ingredient in various products such as perfumes and fragrances, cosmetics and personal care products, air care products, biocides which include disinfectants and pest control products, polishes and waxes, as well as washing and cleaning products. Additionally, **WS-23 is** **frequently used in e-liquid and oral care items**. WS-23 provides a cooling effect without any taste or odor. It is suitable for high temperature processes as baking since it has a **good heat resistance up to 200°C**. **![ECSA Chemicals\_Mentolo foglia](https://blog.ecsa-chemicals.ch/hs-fs/hubfs/Imported_Blog_Media/Mentolo-foglia-1200x1200-1-1200x1200-3.png?width=200&height=200&name=Mentolo-foglia-1200x1200-1-1200x1200-3.png)Differences** WS-23 is a newer cooling agent compared to WS-3, that has been already used for many years.WS-23 is soluble in water and can be used in a wider range of products and e-cigarettes compared to WS-3. WS-23 has a stronger and longer-lasting colling effect than WS-3. WS-3 has a cool taste with minty flavor whereas WS-23 has a cooling effect without the minty flavor. **Packaging** Cartons with plastic liner net weight 1kg, 5kg, 25kg *Interested? Ask for a quote*  [WS-3 MP 036326](https://ecsa-chemicals.ch/en/product/mp-036326-2/)  [WS-23 - MP 029143](https://ecsa-chemicals.ch/en/product/mp-029143-2/) *Or [contact us](https://ecsa-chemicals.ch/en/contacts/)* *Our experts are at your disposal to help you choose the product.* --- #### Share: - [Follow us on Facebook](http://www.facebook.com/share.php?u=https://blog.ecsa-chemicals.ch/en/cooling-agent-ws-3-and-ws-23) - [Follow us on Twitter](https://twitter.com/intent/tweet?url=https://blog.ecsa-chemicals.ch/en/cooling-agent-ws-3-and-ws-23&text=Cooling%20Agent%20WS-3%20&%20WS23) - [Follow us on Linkedin](http://www.linkedin.com/shareArticle?mini=true&url=https://blog.ecsa-chemicals.ch/en/cooling-agent-ws-3-and-ws-23) - [Follow us on Pinterest](http://pinterest.com/pin/create/button/?url=https://blog.ecsa-chemicals.ch/en/cooling-agent-ws-3-and-ws-23&text=Cooling%20Agent%20WS-3%20&%20WS23description=Cooling%20agents%20are%20substances%20that%20provide%20a%20cooling%20sensation%20when%20consumed%20orally%20or%20applied%20topically.%20Therefore,%20they%20are%20widely%20used%20in%20the%20food,[...]&media=https://27166650.fs1.hubspotusercontent-eu1.net/hubfs/27166650/Imported_Blog_Media/Menta-1920x1080-1-1.png) #### [FRATELLI PARODI and ECSA Chemicals Previous post](https://blog.ecsa-chemicals.ch/en/fratelli-parodi-and-ecsa-chemicals) #### [Guide to the use of hydroxy acids in cosmetic products Next post](https://blog.ecsa-chemicals.ch/en/guide-to-the-use-of-hydroxy-acids-in-cosmetic-products) #### You might also be interested in: ### [Methyl Cedryl Ketone: a woody and leathery note](https://blog.ecsa-chemicals.ch/en/methyl-cedryl-ketone-a-woody-and-leathery-note) [Purchase advice](https://blog.ecsa-chemicals.ch/en/tag/purchase-advice) ### [D-L Alpha Tocopheryl Acetate: Antioxidant and Stabilizer for Cosmetic Formulations](https://blog.ecsa-chemicals.ch/en/d-l-alpha-tocopheryl-acetate-antioxidant-and-stabilizer-for-cosmetic-formulations) [Purchase advice](https://blog.ecsa-chemicals.ch/en/tag/purchase-advice) ### [Hydrochloric acid: applications and safety regulations](https://blog.ecsa-chemicals.ch/en/hydrochloric-acid-applications-and-safety-regulations) [Purchase advice](https://blog.ecsa-chemicals.ch/en/tag/purchase-advice) ## Stay connected ### Receive the latest information and news from the chemistry world [![ecsa chemicals](https://blog.ecsa-chemicals.ch/hubfs/ECSA_Chemicals_April2025/Images/logo.svg "ecsa chemicals")](https://ecsa-chemicals.ch/) Social Associations and partners - [RSPO](https://www.rspo.org/) - [AssICC](https://www.assicconline.it/) - [Scienceindustries](https://www.scienceindustries.ch/) - [FECC](https://www.fecc.org/) - [Sedex](https://www.sedex.com/) - [IFEAT](https://ifeat.org/) - [SEPAWA](https://www.sepawa.com/) - [Bio Suisse](https://www.bio-suisse.ch/) - [World Chemical Distributor Directory](https://chemical-distributors.com/) - [EFEO](https://www.efeo.eu/) - [Cosmetica Italia](https://www.cosmeticaitalia.it/) - [Bioagricert](https://www.bioagricert.org/) - [Farma industria](https://www.farmaindustriaticino.ch/) - [Carlo Erba Reagents](https://ecsa-chemicals.ch/en/carlo-erba-reagents/) - [Contact us](https://ecsa-chemicals.ch/en/contact/) - [Catalogs](https://ecsa-chemicals.ch/en/catalogues/) - [Suppliers](https://ecsa-chemicals.ch/en/suppliers/) - [Career](https://ecsa-chemicals.ch/en/about-us/career/) - [We Are ECSA](https://ecsa-chemicals.ch/en/about-us/we-are-ecsa/) 2026 ECSA Group. 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