1147218-25-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1147218-25-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,7,2,1 and 8 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1147218-25:
(9*1)+(8*1)+(7*4)+(6*7)+(5*2)+(4*1)+(3*8)+(2*2)+(1*5)=134
134 % 10 = 4
So 1147218-25-4 is a valid CAS Registry Number.
1147218-25-4Relevant articles and documents
Reaction of 1-hetaryl-4-phenylthiosemicarbazides with N,N- dicyclohexylcarbodiimide
Vas'kevich,Savitskii,Zborovskii, Yu. L.,Staninets
, p. 1386 - 1389 (2009)
1,2,4-Triazolo[3,4-b][1,3]benzothiazole, 1,2,4-triazolo[4,3-a]pyrimidine, and thieno[3,2-e][1,2,4]-triazolo[4,3-a]pyrimidine derivatives were synthesized by reactions of 1-hetaryl-4-phenylthiosemicarbazides with N,N- dicyclohexylcarbodiimide.