117954-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117954-63-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,9,5 and 4 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117954-63:
(8*1)+(7*1)+(6*7)+(5*9)+(4*5)+(3*4)+(2*6)+(1*3)=149
149 % 10 = 9
So 117954-63-9 is a valid CAS Registry Number.
117954-63-9Relevant academic research and scientific papers
Synthesis of some Pyrrolobenzothiadiazonines
Cheeseman, G. W. H.,Varvounis, G.
, p. 431 - 435 (2007/10/02)
Four pyrrolobenzothiadiazonines, compounds 6, 10, 16, and 24, have been prepared from 1-substituted-2-thiocyanatopyrrole intermediates.
