131626-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 131626-64-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,6,2 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 131626-64:
(8*1)+(7*3)+(6*1)+(5*6)+(4*2)+(3*6)+(2*6)+(1*4)=107
107 % 10 = 7
So 131626-64-7 is a valid CAS Registry Number.
131626-64-7Relevant articles and documents
NOVEL PYRROLINONE DERIVATIVE AND MEDICINAL COMPOSITION CONTAINING SAME
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Page/Page column 217-218, (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