1219494-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1219494-77-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,1,9,4,9 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1219494-77:
(9*1)+(8*2)+(7*1)+(6*9)+(5*4)+(4*9)+(3*4)+(2*7)+(1*7)=175
175 % 10 = 5
So 1219494-77-5 is a valid CAS Registry Number.
1219494-77-5Relevant articles and documents
NOVEL PYRROLINONE DERIVATIVE AND MEDICINAL COMPOSITION CONTAINING SAME
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, (2011/07/06)
The present invention provides a novel P2X3 and/or P2X2/3 receptor antago nist. A compound represented by the formula (I): wherein Z1 is optionally protected hydroxy, etc.; Z2 is -C(=O)-, etc.; Z