Acetic acid 2,2,5,5-tetramethyl-cyclohex-3-enyl ester, also known as 2,2,5,5-tetramethyl-3-cyclohexenyl acetate, is an organic compound with the chemical formula C??H??O?. It is a colorless liquid with a fruity, apple-like odor and is commonly used as a fragrance ingredient in various consumer products, such as perfumes, cosmetics, and household cleaning products. This ester is derived from the reaction of acetic acid with 2,2,5,5-tetramethyl-3-cyclohexenol, a terpene alcohol. It is known for its low toxicity and is generally recognized as safe for use in fragrances. However, it is important to note that the concentration and specific application may affect its safety profile, and it should be used in accordance with industry guidelines and regulations.
The CAS Registry Mumber 2223-51-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,2 and 3 respectively; the second part has 2 digits, 5 and 1 respectively. Calculate Digit Verification of CAS Registry Number 2223-51: (6*2)+(5*2)+(4*2)+(3*3)+(2*5)+(1*1)=50 50 % 10 = 0 So 2223-51-0 is a valid CAS Registry Number.