227763-75-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 227763-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,7,6 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 227763-75:
(8*2)+(7*2)+(6*7)+(5*7)+(4*6)+(3*3)+(2*7)+(1*5)=159
159 % 10 = 9
So 227763-75-9 is a valid CAS Registry Number.
227763-75-9Relevant academic research and scientific papers
NOVEL HYPOXANTHINE AND THIOHYPOXANTHINE COMPOUNDS
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Page 12, (2010/02/08)
Disclosed are compounds of formula (I) wherein R3, R6, R8 are as described herein. The compounds are effective selective PDE IV inhibitors.
