189566-52-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 189566-52-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,5,6 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 189566-52:
(8*1)+(7*8)+(6*9)+(5*5)+(4*6)+(3*6)+(2*5)+(1*2)=197
197 % 10 = 7
So 189566-52-7 is a valid CAS Registry Number.
189566-52-7Relevant academic research and scientific papers
Hydroxypyridinones
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, (2008/06/13)
Described are 3-hydroxypyridin-4-ones of formula I STR1 wherein R1 -R4, A and B are as defined in the description. The compounds have valuable pharmaceutical properties and are especially effective as chelators of iron. They can be used to treat excess iron in the bodies of warm-blooded animals.
