93744-71-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 93744-71-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,7,4 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 93744-71:
(7*9)+(6*3)+(5*7)+(4*4)+(3*4)+(2*7)+(1*1)=159
159 % 10 = 9
So 93744-71-9 is a valid CAS Registry Number.
93744-71-9Relevant articles and documents
Synthesis of azinylthioureas and their heterocyclization using α-chloroacetoacetic ester
Dovlatyan,Eliazyan,Ghazaryan,Yengoyan
, p. 389 - 391 (2008/02/03)
Treatment of aminopyrimidines with a mixture of PhCOCl and NH 4SCN and subsequent debenzoylation of the N-benzoyl-N′-(4,6- substituted pyrimidin-2-yl)thioureas obtained gave pyrimidinyl-2-thioureas. The heterocyclization of the azinyl-2-thioure
