1261674-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1261674-26-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,1,6,7 and 4 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1261674-26:
(9*1)+(8*2)+(7*6)+(6*1)+(5*6)+(4*7)+(3*4)+(2*2)+(1*6)=153
153 % 10 = 3
So 1261674-26-3 is a valid CAS Registry Number.
1261674-26-3Relevant articles and documents
HETEROCYCLE DERIVATIVE HAVING PGD2 RECEPTOR ANTAGONIST ACTIVITY
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Paragraph 0435-0437, (2014/07/22)
The present invention is related to a compound represented by formula (I), wherein X1, X2, X3, X4, X5, R5, R6, R7, R8, n, p, q, ring A and ring B are as described in the specification, or a