121217-52-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121217-52-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,2,1 and 7 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 121217-52:
(8*1)+(7*2)+(6*1)+(5*2)+(4*1)+(3*7)+(2*5)+(1*2)=75
75 % 10 = 5
So 121217-52-5 is a valid CAS Registry Number.
121217-52-5Relevant articles and documents
SYNTHESIS OF SUBSTITUTED 2-AMINOQUINOLINE-3-CARBOXYLIC ACID AMIDES
Ukhov, S. V.,Konshin, M. E.
, p. 1256 - 1258 (2007/10/02)
Substituted 3-(2-nitrophenyl)-2-cyanoacrylic acid amides were synthesized by the Knoevenagel reaction and were then reduced with iron in acetic acid to the corresponding 2-aminoquinoline-3-carboxylic acid amides.
