2A,2B,2C,2D,2E,2F,3A,3B,3C,3D,3E,3F,3G,6A,6B,6C,6D,6E,6F,6G-eicosa-O-methylcyclomaltoheptaose is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 153313-11-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,3,3,1 and 3 respectively; the second part has 2 digits, 1 and 1 respectively. Calculate Digit Verification of CAS Registry Number 153313-11: (8*1)+(7*5)+(6*3)+(5*3)+(4*1)+(3*3)+(2*1)+(1*1)=92 92 % 10 = 2 So 153313-11-2 is a valid CAS Registry Number.