(1R*,2R*,5S*,6S*,7S*,8S*,10R*)-10-tert-Butyldimethylsilyloxy-8-isopropyl-11-oxatricyclo<5,3,2,01,6>-3-dodecene-2,5-diol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 127940-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,9,4 and 0 respectively; the second part has 2 digits, 5 and 7 respectively. Calculate Digit Verification of CAS Registry Number 127940-57: (8*1)+(7*2)+(6*7)+(5*9)+(4*4)+(3*0)+(2*5)+(1*7)=142 142 % 10 = 2 So 127940-57-2 is a valid CAS Registry Number.