Ethanone, 1-[2-(acetyloxy)cyclopentyl]- (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 343868-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,8,6 and 8 respectively; the second part has 2 digits, 3 and 5 respectively. Calculate Digit Verification of CAS Registry Number 343868-35: (8*3)+(7*4)+(6*3)+(5*8)+(4*6)+(3*8)+(2*3)+(1*5)=169 169 % 10 = 9 So 343868-35-9 is a valid CAS Registry Number.