Product Name: 1,2-Octanediol INCI Name: CAPRYLYL GLYCOL Molecular Formula: C8H18O2 Molecular Weight: 146.23 Appearance: Colorless to white Solid Purity: 99% CAS NO.: 1117-86-8 EINECS No.: 214-254-7 caprylyl glycol (1,2-Octanediol) is an emollient with moisturizing properties that may also be used as a cosmetic stabilizer. When found in combination with phenoxyethanol these two ingredients work together as an anti-microbial.