1391025-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1391025-81-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,1,0,2 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1391025-81:
(9*1)+(8*3)+(7*9)+(6*1)+(5*0)+(4*2)+(3*5)+(2*8)+(1*1)=142
142 % 10 = 2
So 1391025-81-2 is a valid CAS Registry Number.
1391025-81-2Relevant articles and documents
PROCESS FOR THE PREPARATION OF 4-AMINO-3-CHLORO-5-FLUORO-6-(SUBSTITUTED) PICOLINATES
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, (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, reaction with hydrazine, halogenation, hydrolysis and esterification, and t