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915084-42-3

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915084-42-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 915084-42-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,5,0,8 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 915084-42:
(8*9)+(7*1)+(6*5)+(5*0)+(4*8)+(3*4)+(2*4)+(1*2)=163
163 % 10 = 3
So 915084-42-3 is a valid CAS Registry Number.

915084-42-3Relevant articles and documents

PYRIMIDINE DERIVATIVE

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Page/Page column 138, (2010/11/25)

A compound represented by the general formula (1) which has an inhibitory effect on PDE4 activity and produces little adverse side effects: wherein Ar1 represents a furyl, thienyl, triazolyl, thiazolyl, oxazolyl or benzothiazolyl group; Ar2 represents -E-AR21-G-Q (where Ar21 represents a benzene or naphthalene ring; E represents a single bond or an alkylene group; G represents a single bond, an alkylene group or an alkenylene group; and Q represents a carboxyl group, -CON(R41)(R42) or -COOR43), -E-Ar21-G2-G-Q (where E, Ar21, G and Q are as defined above; and G2 represents -O-, -S-, -SO-, -SO2- or -NRG21-) or a monocyclic aromatic heterocyclic ring other than a pyrazolyl group; R1 and R2 are the same as or different from each other and independently represent a hydrogen atom, an alkyl group which may be substituted or the like; and R3 represents a hydrogen atom or an alkyl group which may be substituted.

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