Acetophenone, 4-ethyl-2-(isopropylamino)- (8CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 803619-70-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,3,6,1 and 9 respectively; the second part has 2 digits, 7 and 0 respectively. Calculate Digit Verification of CAS Registry Number 803619-70: (8*8)+(7*0)+(6*3)+(5*6)+(4*1)+(3*9)+(2*7)+(1*0)=157 157 % 10 = 7 So 803619-70-7 is a valid CAS Registry Number.