135497-21-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135497-21-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,4,9 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 135497-21:
(8*1)+(7*3)+(6*5)+(5*4)+(4*9)+(3*7)+(2*2)+(1*1)=141
141 % 10 = 1
So 135497-21-1 is a valid CAS Registry Number.
135497-21-1Relevant articles and documents
AMINO ACID ANALOG CCK ANTAGONISTS
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, (2008/06/13)
Analogs of CCK-tetrapeptides, which analogs have the formula STR1 wherein A, B, D, R 1, R 2, R 3, and R 4 are specifically defined, having activity as CCK antagonists, useful in the treatment or prevention of disorders of the gastrointestinal, central nervous, appetite regulating or pain regulating systems.