(1R,4S,4aR,5S,8aS)-5,8-Bis-(tert-butyl-dimethyl-silanyloxy)-1,4,4a,5,6,8a-hexahydro-1,4-methano-naphthalene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 1026417-67-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,6,4,1 and 7 respectively; the second part has 2 digits, 6 and 7 respectively. Calculate Digit Verification of CAS Registry Number 1026417-67: (9*1)+(8*0)+(7*2)+(6*6)+(5*4)+(4*1)+(3*7)+(2*6)+(1*7)=123 123 % 10 = 3 So 1026417-67-3 is a valid CAS Registry Number.