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84569-77-7

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84569-77-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 84569-77-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,5,6 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 84569-77:
(7*8)+(6*4)+(5*5)+(4*6)+(3*9)+(2*7)+(1*7)=177
177 % 10 = 7
So 84569-77-7 is a valid CAS Registry Number.

84569-77-7Downstream Products

84569-77-7Relevant articles and documents

Syntheses of Sterically Hindered Peptides and Depsipeptides by Means of an Acid Chloride Procedure with 2-Phosphonioethoxycarbonyl (Peoc) Amino Acids and Hydroxy Acids

Kunz, Horst,Bechtolsheimer, Hans-Heinrich

, p. 2068 - 2078 (2007/10/02)

2-(Triphenylphosphonio)ethoxycarbonyl (Peoc) amino acids 1 and hydroxy acids 5 are converted by treatment with oxalyl chloride into the corresponding acid chlorides 2 and 6 which are stable at room temperature.Sterically hindered amide bonds, for instance

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