50517-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50517-74-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,5,1 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 50517-74:
(7*5)+(6*0)+(5*5)+(4*1)+(3*7)+(2*7)+(1*4)=103
103 % 10 = 3
So 50517-74-3 is a valid CAS Registry Number.
50517-74-3Relevant articles and documents
SYNTHESIS OF BORON STABILISED CARBANIONS
Wilson, John W.
, p. 297 - 300 (2007/10/02)
Carbanions stabilised by an adjacent boron atom have been made in good yields by proton abstraction from the air stable boranes R2B-CHR'R" (R=mesityl, R', R"=H, methyl or phenyl).
