2-Propenoic acid, 2-[(acetyloxy)methyl]-3-bromo-, ethyl ester, (E)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 139060-10-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,6 and 0 respectively; the second part has 2 digits, 1 and 0 respectively. Calculate Digit Verification of CAS Registry Number 139060-10: (8*1)+(7*3)+(6*9)+(5*0)+(4*6)+(3*0)+(2*1)+(1*0)=109 109 % 10 = 9 So 139060-10-9 is a valid CAS Registry Number.