854538-89-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 854538-89-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,4,5,3 and 8 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 854538-89:
(8*8)+(7*5)+(6*4)+(5*5)+(4*3)+(3*8)+(2*8)+(1*9)=209
209 % 10 = 9
So 854538-89-9 is a valid CAS Registry Number.
854538-89-9Relevant articles and documents
METHOD FOR OBTAINING BENZIMIDAZOLE DERIVATIVES AND INTERMEDIATES THEREOF
-
, (2010/11/25)
The present invention relates to a method for obtaining benzimizadole derivatives and intermediates thereof, preferably, for obtaining Candesartan and Candesartan cilexetil. Said method allows the benzimizadole derivatives to be obtained with a higher yield.