139228-11-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 139228-11-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,2 and 8 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 139228-11:
(8*1)+(7*3)+(6*9)+(5*2)+(4*2)+(3*8)+(2*1)+(1*1)=128
128 % 10 = 8
So 139228-11-8 is a valid CAS Registry Number.
139228-11-8Relevant articles and documents
Azatetracycle compounds
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, (2008/06/13)
An azatetracycle compound useful as 5HT3 antagonists of the general formula STR1 wherein D is a tetracycle of the structure STR2 wherein Ar is an aromatic moiety and B is either NH or O.