500220-35-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 500220-35-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,0,2,2 and 0 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 500220-35:
(8*5)+(7*0)+(6*0)+(5*2)+(4*2)+(3*0)+(2*3)+(1*5)=69
69 % 10 = 9
So 500220-35-9 is a valid CAS Registry Number.
500220-35-9Relevant articles and documents
Total synthesis of (-)-pironetin
Dias, Luiz C.,De Oliveira, Luciana G.,De Sousa, Marcio A.
, p. 265 - 268 (2007/10/03)
(Matrix presented) The asymmetric total synthesis of pironetin, a compound that shows plant growth regulatory activity, immunosuppressive as well as a remarkable antitumoral activity, is described. The approach involves the use of three very efficient Eva