99545-46-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 99545-46-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,5,4 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 99545-46:
(7*9)+(6*9)+(5*5)+(4*4)+(3*5)+(2*4)+(1*6)=187
187 % 10 = 7
So 99545-46-7 is a valid CAS Registry Number.
99545-46-7Relevant articles and documents
A New Synthesis of (+/-)-Isobalfourodine
Ramesh, M.,Shanmugam, P.
, p. 602 - 604 (2007/10/02)
A new synthesis of 4,8-dimethoxy-3-prenyl-2-quinolone (2) starting from 7-methoxyisatin (4) and its facile transformation to the alkaloid (+/-)-isobalfourodine is described. 2 is subjected to Prevost reaction with iodine and silver acetate in glacial acet
