Robuta

https://id.wiktionary.org/wiki/crotonic_acid crotonic acid - Wikikamus bahasa Indonesia crotonic acidwikikamusbahasaindonesia https://pubchem.ncbi.nlm.nih.gov/compound/Fatty-acids_-soya_-polymers-with-crotonic-acid_-pentaerythritol-and-phthalic-anhydride_-reaction-pro Fatty acids, soya, polymers with crotonic acid, pentaerythritol and phthalic anhydride, reaction... Fatty acids, soya, polymers with crotonic acid, pentaerythritol and phthalic anhydride, reaction products with 2-(dimethylamino)ethanol and sulfur dioxide... fatty acids https://webbook.nist.gov/cgi/inchi/InChI%3D1S/C7H11NO3/c1-4(2)6(7(10)11)8-5(3)9/h1-3H3%2C(H%2C8%2C9)(H%2C10%2C11) Crotonic acid, 2-acetamido-3-methyl- crotonic acidmethyl https://webbook.nist.gov/cgi/cbook.cgi?ID=C3724650&Units=SI&Mask=8 Crotonic acid acid