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42879-04-9

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42879-04-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 42879-04-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,2,8,7 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 42879-04:
(7*4)+(6*2)+(5*8)+(4*7)+(3*9)+(2*0)+(1*4)=139
139 % 10 = 9
So 42879-04-9 is a valid CAS Registry Number.

42879-04-9Relevant articles and documents

THE SYNTHESIS OF L-α-AMINOADIPYL-L-CYSTEINYL-D-3,4-DIDEHYDROVALINE, A POTENT INHIBITOR OF ISOPENICILLIN SYNTHETASE

Baldwin, Jack E.,Chakravarti, Bulbul,Field, Leslie D.,Murphy, John A.,Whitten, Kathy R.,et al.

, p. 2773 - 2776 (1982)

The title peptide (1) has been synthesized and incubated with an active cell-free extract of Cephalosporium acremonium, no conversion to active antibiotics was observed; however on co-incubation with the Arnstein tripeptide (ACV) (2), strong inhibition of

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