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118234-92-7

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118234-92-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 118234-92-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,8,2,3 and 4 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 118234-92:
(8*1)+(7*1)+(6*8)+(5*2)+(4*3)+(3*4)+(2*9)+(1*2)=117
117 % 10 = 7
So 118234-92-7 is a valid CAS Registry Number.

118234-92-7Downstream Products

118234-92-7Relevant articles and documents

Amino Acids and Peptides; 67. Easy Preparation and Use of Benzyloxycarbonyl Derivatives of Amino Acid Chlorides and α-Hydroxycarboxylic Acid Chlorides

Schmidt, Ulrich,Kroner, Matthias,Beutler, Ulrich

, p. 475 - 477 (2007/10/02)

N-Benzyloxycarbonyl amino acid chlorides and α-benzyloxycarbonyloxy carboxylic acid chlorides are readily available by treating the corresponding carboxylic acids with 1-chloro-N,N,2-trimethyl-1-propen-1-amine.They can be immediately reacted with O-, N- and C-nucleophiles to afford peptides, ketones and esters.

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