97692-80-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97692-80-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,6,9 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 97692-80:
(7*9)+(6*7)+(5*6)+(4*9)+(3*2)+(2*8)+(1*0)=193
193 % 10 = 3
So 97692-80-3 is a valid CAS Registry Number.
97692-80-3Relevant articles and documents
Synthesis of Spiro-2,4'(1H)-diones
Rajopadhye, Milind,Popp, Frank D.
, p. 93 - 96 (2007/10/02)
The title compounds have been prepared by the cyclocondensation of 3-mercaptopropanoic acid with isatin-3-imines.The 1-benzyl derivatives have been synthesized by simultaneously reacting 1-benzylisatin, substituted anilines and 3-mercaptopropanoic acid.Ma