162405-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 162405-21-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,2,4,0 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 162405-21:
(8*1)+(7*6)+(6*2)+(5*4)+(4*0)+(3*5)+(2*2)+(1*1)=102
102 % 10 = 2
So 162405-21-2 is a valid CAS Registry Number.
162405-21-2Relevant articles and documents
Synthesis and properties of 3-alkylsubstituted 1-alkoxy(hydroxy)indolin-2-ones
Geffken,Frobose
, p. 889 - 893 (2007/10/02)
N-alkoxy-2-aryl-2-hydroxycarboxamides 3 are smoothly converted into 3-alkylsubstituted 1-alkoxyindolin-2-ones (2A) by dicyclohexylcarbodiimide in boiling trichloroethene. The acidolysis of the 1-tert-butoxyindolin-2-ones 2Ab, g, i, k as well as the 1-alko
