2,2,5-Trimethyl-5-hexen-3-one is a chemical compound with the molecular formula C9H16O. It is an organic compound belonging to the class of ketones, characterized by the presence of a carbonyl group (C=O). This specific ketone features a hexen (six-carbon) chain with a triple bond between the third and fourth carbon atoms, and three methyl groups attached to the second, fifth, and sixth carbon atoms. It is an important compound in the field of organic chemistry, particularly in the synthesis of various fragrances and flavorings, due to its unique structure and reactivity. The compound is also known for its role in the synthesis of other organic compounds and has applications in the pharmaceutical and chemical industries.
The CAS Registry Mumber 81925-84-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,2 and 5 respectively; the second part has 2 digits, 8 and 4 respectively. Calculate Digit Verification of CAS Registry Number 81925-84: (7*8)+(6*1)+(5*9)+(4*2)+(3*5)+(2*8)+(1*4)=150 150 % 10 = 0 So 81925-84-0 is a valid CAS Registry Number.