1018988-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1018988-52-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,8,9,8 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1018988-52:
(9*1)+(8*0)+(7*1)+(6*8)+(5*9)+(4*8)+(3*8)+(2*5)+(1*2)=177
177 % 10 = 7
So 1018988-52-7 is a valid CAS Registry Number.
1018988-52-7Relevant articles and documents
Total synthesis of ouabagenin and ouabain
Reddy, Maddi Sridhar,Zhang, Hongxing,Phoenix, Serge,Deslongchamps, Pierre
, p. 725 - 741 (2011/06/25)
A full account of the total synthesis of ouabagenin and ouabain is described. A highly stereocontrolled anionic cycloaddition for the rapid construction of the basic steroid skeleton is a pivotal conversion for the whole strategy. A careful study was need