5,14,22,31-tetra-tert-butyl-8,17,25,34-tetramethyl-10,27-dithia<2.3.2.3>metacyclophane 10,10,27,27-tetraoxide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 119877-88-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,9,8,7 and 7 respectively; the second part has 2 digits, 8 and 8 respectively. Calculate Digit Verification of CAS Registry Number 119877-88: (8*1)+(7*1)+(6*9)+(5*8)+(4*7)+(3*7)+(2*8)+(1*8)=182 182 % 10 = 2 So 119877-88-2 is a valid CAS Registry Number.