Acetic acid (1R,2R,7S,8S,11S)-11-acetoxy-3,5,8,11-tetramethyl-4,12-dioxo-tricyclo[6.2.2.02,7]dodeca-5,9-dien-3-yl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 40430-74-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,4,3 and 0 respectively; the second part has 2 digits, 7 and 4 respectively. Calculate Digit Verification of CAS Registry Number 40430-74: (7*4)+(6*0)+(5*4)+(4*3)+(3*0)+(2*7)+(1*4)=78 78 % 10 = 8 So 40430-74-8 is a valid CAS Registry Number.