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1609649-71-9

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1609649-71-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1609649-71-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,9,6,4 and 9 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1609649-71:
(9*1)+(8*6)+(7*0)+(6*9)+(5*6)+(4*4)+(3*9)+(2*7)+(1*1)=199
199 % 10 = 9
So 1609649-71-9 is a valid CAS Registry Number.

1609649-71-9Relevant articles and documents

CONTRACEPTIVE AGENTS

-

, (2014/02/15)

The invention provides compounds of formula I, II, III, or IV: wherein R1 to R11, X, and Y have any of the values defined in the specification. The compounds inhibit Na, K-ATPase α4 and are useful as contraceptive agents.

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