1357591-77-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1357591-77-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,7,5,9 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1357591-77:
(9*1)+(8*3)+(7*5)+(6*7)+(5*5)+(4*9)+(3*1)+(2*7)+(1*7)=195
195 % 10 = 5
So 1357591-77-5 is a valid CAS Registry Number.
1357591-77-5Relevant articles and documents
HETEROCYCLIC COMPOUND AND USE THEREOF
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Paragraph 0851; 0852, (2013/06/05)
The present invention aims to provide a compound having a PDE inhibitory action and useful as a medicament for the prophylaxis or treatment of schizophrenia and the like. A compound represented by the formula (1x): wherein each symbol is as des