(3aS*,4S*,5S*,6S*,7S*,7aR*)-4,5-epoxy-7-(3',4'-methylenedioxyphenyl)-2-oxo-3a,4,5,6,7,7a-hexahydroindolin-6-yl is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 136612-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,6,6,1 and 2 respectively; the second part has 2 digits, 5 and 7 respectively. Calculate Digit Verification of CAS Registry Number 136612-57: (8*1)+(7*3)+(6*6)+(5*6)+(4*1)+(3*2)+(2*5)+(1*7)=122 122 % 10 = 2 So 136612-57-2 is a valid CAS Registry Number.