220178-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 220178-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,0,1,7 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 220178-63:
(8*2)+(7*2)+(6*0)+(5*1)+(4*7)+(3*8)+(2*6)+(1*3)=102
102 % 10 = 2
So 220178-63-2 is a valid CAS Registry Number.
220178-63-2Relevant articles and documents
Non-covalent thrombin inhibitors
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, (2008/06/13)
The present invention provides compounds which have a pyrazinone or pyridinone ring at P3 and which feature a six member heterocyclic ring having two ring nitrogen atoms and the remainder of the ring atoms carbon atoms at P1. These compounds have biologic