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216492-29-4

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216492-29-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 216492-29-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,1,6,4,9 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 216492-29:
(8*2)+(7*1)+(6*6)+(5*4)+(4*9)+(3*2)+(2*2)+(1*9)=134
134 % 10 = 4
So 216492-29-4 is a valid CAS Registry Number.

216492-29-4Relevant articles and documents

Substituted heterocyclic compounds, method for preparing and compositions containing same

-

, (2008/06/13)

The invention relates to compounds of formula (I): wherein: R1, R2and R3are as defined in the description, X is as defined in the description, Y represents an oxygen atom, a sulphur atom, a C(H)qgroup, SO or SO2, n is equal to from 0 to 5, A represents a NR5R6group, and medicinal products containing the same which are useful in treating or in preventing melatoninergic disorders.

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