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837377-38-5

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837377-38-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 837377-38-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,3,7,3,7 and 7 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 837377-38:
(8*8)+(7*3)+(6*7)+(5*3)+(4*7)+(3*7)+(2*3)+(1*8)=205
205 % 10 = 5
So 837377-38-5 is a valid CAS Registry Number.

837377-38-5Downstream Products

837377-38-5Relevant articles and documents

NICOTINAMIDE DERIVATIVES USEFUL AS PDE4 INHIBITORS

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Page/Page column 88-89, (2010/02/10)

This invention relates to nicotinamide derivatives of formula (I) and to pharmaceutical compositions containing, and the uses of such derivatives as PDE4 inhibitors wherein R7 is attached to the 3-or 4-position of the phenyl ring and is S(O)pR8, R8 is (C1-C4)alkyl optionally substituted by (C3-C6)cycloalkyl; m is 0 or 1; L is a (C3-C8)carbocyclic non-aromatic ring; and the remaining variables are as defined in the claims.

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