124782-70-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124782-70-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,7,8 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 124782-70:
(8*1)+(7*2)+(6*4)+(5*7)+(4*8)+(3*2)+(2*7)+(1*0)=133
133 % 10 = 3
So 124782-70-3 is a valid CAS Registry Number.
124782-70-3Relevant articles and documents
REGIOSPECIFIC SYNTHESIS OF CERTAIN 1,2,3,4-TETRASUBSTITUTED BENZENES IN ONE STEP VIA A BENZENE CYCLIZATION
Fisher, Lawrence E.,Caroon, Joan M.
, p. 233 - 238 (2007/10/02)
Tetrasubstituted benzenes of type 3 are obtained regiospecifically in a single step by the treatment of 1-fluoro-4-methoxy-5-carbo-tert-butoxy aniline with tert-butyllithium followed by reaction with an elecrophile.
