77946-54-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77946-54-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,9,4 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 77946-54:
(7*7)+(6*7)+(5*9)+(4*4)+(3*6)+(2*5)+(1*4)=184
184 % 10 = 4
So 77946-54-4 is a valid CAS Registry Number.
77946-54-4Relevant academic research and scientific papers
2-[(Amino)-aryl-methylene]-benzo[b]thiophen-3(2H)-ones
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, (2008/06/13)
Compounds of the formula STR1 wherein Ar is phenyl; mono- or di-substituted phenyl, where the substituents are one to two halogens, one to two alkyls of 1 to 3 carbon atoms, or one amino, nitro, cyano or trifluoromethyl; or pyridinyl; R is hydrogen, chlor