41793-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41793-83-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,7,9 and 3 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 41793-83:
(7*4)+(6*1)+(5*7)+(4*9)+(3*3)+(2*8)+(1*3)=133
133 % 10 = 3
So 41793-83-3 is a valid CAS Registry Number.
41793-83-3Relevant articles and documents
PROCESS FOR THE PREPARATION OF 4-AMINO-3-CHLORO-5-FLUORO-6-(SUBSTITUTED) PICOLINATES
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Page/Page column 6-7, (2012/07/31)
4-Amino-3-chloro-5-fluoro-6-(substituted)picolinates are conveniently prepared from 3,4,5,6-tetrachloropicolinonitrile by a series of steps involving fluorine exchange, amination, halogen exchange and hydrolysis, esterification and transition metal assist