156704-05-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156704-05-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,7,0 and 4 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 156704-05:
(8*1)+(7*5)+(6*6)+(5*7)+(4*0)+(3*4)+(2*0)+(1*5)=131
131 % 10 = 1
So 156704-05-1 is a valid CAS Registry Number.
156704-05-1Relevant articles and documents
1H-INDAZOLES AS SYNTHETIC AUXILIARIES FOR THE SYNTHESIS OF SECONDARY AROMATIC AMINES
Saladino, Raffaele,Crestini, Claudia,Nicoletti, Rosario
, p. 567 - 574 (2007/10/02)
Methodology of alkylation of aromatic amines using 1H-indazoles as synthetic auxiliares is reported.