1431531-37-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1431531-37-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,1,5,3 and 1 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1431531-37:
(9*1)+(8*4)+(7*3)+(6*1)+(5*5)+(4*3)+(3*1)+(2*3)+(1*7)=121
121 % 10 = 1
So 1431531-37-1 is a valid CAS Registry Number.
1431531-37-1Relevant articles and documents
BICYCLIC COMPOUND
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Paragraph 1172; 1173, (2014/09/03)
The present invention provides a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a salt thereof.