(2S,3S,4R,5R,6S,7R,8R)-5-Benzyloxy-9-(tert-butyl-diphenyl-silanyloxy)-2,4,6,8-tetramethyl-nonane-1,3,7-triol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 139016-73-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,0,1 and 6 respectively; the second part has 2 digits, 7 and 3 respectively. Calculate Digit Verification of CAS Registry Number 139016-73: (8*1)+(7*3)+(6*9)+(5*0)+(4*1)+(3*6)+(2*7)+(1*3)=122 122 % 10 = 2 So 139016-73-2 is a valid CAS Registry Number.