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148114-02-7

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148114-02-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 148114-02-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,8,1,1 and 4 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 148114-02:
(8*1)+(7*4)+(6*8)+(5*1)+(4*1)+(3*4)+(2*0)+(1*2)=107
107 % 10 = 7
So 148114-02-7 is a valid CAS Registry Number.

148114-02-7Relevant articles and documents

A Convenient Synthesis of Dicarboxylic Monoesters using Isopropenyl Esters: Synthesis of Oxaunomycin Derivatives

Kita, Yasuyuki,Maeda, Hiroshi,Takahashi, Fumie,Fukui, Seiji

, p. 410 - 412 (1993)

Reaction of various types of alcohols with a novel type of acylating agent, the isopropenyl esters 2a-e in the presence of a catalytic amount of conc. sulfuric acid or toluene-p-sulfonic acid followed by selective deprotection of the terminal ester gives the monoesters 5a-i in good yields.

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