209256-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 209256-81-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,9,2,5 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 209256-81:
(8*2)+(7*0)+(6*9)+(5*2)+(4*5)+(3*6)+(2*8)+(1*1)=135
135 % 10 = 5
So 209256-81-5 is a valid CAS Registry Number.
209256-81-5Relevant articles and documents
BENZODIOXOLE, BENZOFURAN, DIHYDROBENZOFURAN, AND BENZODIOXANE MELATONERGIC AGENTS
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Page/Page column 24, (2010/02/09)
Novel derivatives of benzodioxa alkylene ethers are provided which are useful as melatonergic agents.