126642-43-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126642-43-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,6,4 and 2 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 126642-43:
(8*1)+(7*2)+(6*6)+(5*6)+(4*4)+(3*2)+(2*4)+(1*3)=121
121 % 10 = 1
So 126642-43-1 is a valid CAS Registry Number.
126642-43-1Relevant articles and documents
Spiro hydantoin aldose reductase inhibitors derived from 8-aza-4-chromanones
Sarges,Goldstein,Welch,Swindell,Siegel,Beyer
, p. 1859 - 1865 (1990)
A series of spiro hydantoins derived from 8-azachromanones (2,3-dihydro-4H-pyrano[2,3-b]pyridin-4-ones) has been prepared and tested for aldose reductase inhibitory activity. The standard Bucherer-Bergs conditions had to be drastically modified to increas