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913987-81-2

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913987-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 913987-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,3,9,8 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 913987-81:
(8*9)+(7*1)+(6*3)+(5*9)+(4*8)+(3*7)+(2*8)+(1*1)=212
212 % 10 = 2
So 913987-81-2 is a valid CAS Registry Number.

913987-81-2Relevant articles and documents

Synthesis of 4-(Fmoc-aminoacyloxymethyl)phenoxyacetic acids for use in solid-phase peptide synthesis

Zinieris, Nikos,Kokinaki, Stella,Leondiadis, Leondios,Ferderigos, Nikolas

, p. 2789 - 2793 (2008/02/05)

The synthesis of 4-(Fmoc-aminoacyloxymethyl)phenoxyacetic acids was achieved in high yield by the reaction of Fmoc-amino acids with (4-iodomethylphenoxy)acetic acid 2-oxo-2-phenylethyl ester. The removal of the temporary protecting group, phenacyl ester,

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