869089-90-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 869089-90-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,9,0,8 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 869089-90:
(8*8)+(7*6)+(6*9)+(5*0)+(4*8)+(3*9)+(2*9)+(1*0)=237
237 % 10 = 7
So 869089-90-7 is a valid CAS Registry Number.
869089-90-7Relevant articles and documents
New spirolactams and their synthesis
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Page/Page column 9-10, (2008/06/13)
New spirolactams of formula (I) having a benzodienone moiety and a azetidinone moiety which are highly stable due to pi interactions. They are useful as UV absorbers and as synthetic intermediates.