Cas 104403-70-5,glycine benzyl ester; hydrobromide

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Check Digit Verification of cas no

The CAS Registry Mumber 104403-70-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,4,0 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104403-70:
(8*1)+(7*0)+(6*4)+(5*4)+(4*0)+(3*3)+(2*7)+(1*0)=75
75 % 10 = 5
So 104403-70-5 is a valid CAS Registry Number.

104403-70-5Upstream product

104403-70-5Downstream Products

19525-53-2 Cbz-Gly-Gly-OBn

104403-70-5Relevant articles and documents

Esterification of Amino Acids as Their 2,2-Bis(ethoxycarbonyl)vinyl Derivatives

Alaiz, Manuel,Giron, Julio,Hidalgo, Francisco Javier,Maza, Maria Pilar de la,Millan, Francisco,et al.

, p. 544 - 547 (2007/10/02)

A method to protect the amino group of the amino acids using diethyl (ethoxymethylene)malonate is described.The resulting derivatives are easily esterified with different alkylation agents.Elimination of the N-protecting group with bromine in chloroform a

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CAS

104403-70-5