195189-26-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 195189-26-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,1,8 and 9 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 195189-26:
(8*1)+(7*9)+(6*5)+(5*1)+(4*8)+(3*9)+(2*2)+(1*6)=175
175 % 10 = 5
So 195189-26-5 is a valid CAS Registry Number.
195189-26-5Relevant articles and documents
A facile synthesis of 2-benzoyl-3-methyl-6-substituted aryl-5H-furo [3,2-g] [1] benzopyran-5-ones
Vishnu Vardhan Reddy,Ashok
, p. 1893 - 1899 (2007/10/03)
The synthesis and characterisation of some new furoisoflavones prepared from 4, 6-diacetylresorcinol is reported.