169192-57-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169192-57-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,1,9 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 169192-57:
(8*1)+(7*6)+(6*9)+(5*1)+(4*9)+(3*2)+(2*5)+(1*7)=168
168 % 10 = 8
So 169192-57-8 is a valid CAS Registry Number.
169192-57-8Relevant articles and documents
Tetracyclic compound
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, (2008/06/13)
This invention relates to a novel tetracyclic compound represented by formula (I): STR1 or its pharmacologically-acceptable salt. The compound of this invention has strong immunosuppressive activity, and is useful as an immunosuppressive agent and as an a