1902-03-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1902-03-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,0 and 2 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1902-03:
(6*1)+(5*9)+(4*0)+(3*2)+(2*0)+(1*3)=60
60 % 10 = 0
So 1902-03-0 is a valid CAS Registry Number.
1902-03-0Relevant articles and documents
Solvent-free Claisen and Cannizzaro reactions
Yoshizawa, Kazuhiro,Toyota, Shinji,Toda, Fumio
, p. 7983 - 7985 (2007/10/03)
Claisen and Cannizzaro reactions were found to proceed efficiently under solvent-free conditions. The solvent-free Claisen reactions were especially effective for the ester substituted with sterically bulky groups, which does not react in solution.