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257938-68-4

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257938-68-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 257938-68-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,7,9,3 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 257938-68:
(8*2)+(7*5)+(6*7)+(5*9)+(4*3)+(3*8)+(2*6)+(1*8)=194
194 % 10 = 4
So 257938-68-4 is a valid CAS Registry Number.

257938-68-4Relevant articles and documents

Piperidine renin inhibitors: from leads to drug candidates

Maerki, H. P.,Binggeli, A.,Bittner, B.,Bohner-Lang, V.,Breu, V.,Bur, D.,Coassolo, Ph.,Clozel, J. P.,D'Arcy, A.,Doebeli, H.,Fischli, W.,et al.

, p. 21 - 28 (2007/10/03)

Non-peptidomimetic renin inhibitors of the piperidine type represent a novel structural class of compounds potentially free of the drawbacks seen with peptidomimetic compounds so far. Synthetic optimization in two structural series focusing on improvement

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