1097880-45-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1097880-45-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,7,8,8 and 0 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1097880-45:
(9*1)+(8*0)+(7*9)+(6*7)+(5*8)+(4*8)+(3*0)+(2*4)+(1*5)=199
199 % 10 = 9
So 1097880-45-9 is a valid CAS Registry Number.
1097880-45-9Relevant articles and documents
Dpp-IV inhibitors
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Page/Page column 17-18, (2009/02/10)
The invention relates to compounds of formula (I) wherein R1, R2, R3 and n have the meaning as cited in the description and the claims. Said compounds are useful as DPP-IV inhibitors. The invention also relates to the prep