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124820-37-7

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124820-37-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 124820-37-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,8,2 and 0 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 124820-37:
(8*1)+(7*2)+(6*4)+(5*8)+(4*2)+(3*0)+(2*3)+(1*7)=107
107 % 10 = 7
So 124820-37-7 is a valid CAS Registry Number.

124820-37-7Downstream Products

124820-37-7Relevant articles and documents

On the Acylation of Hydroxy- and Mercaptocarboxylic Acid Esters Using the Carbodiimide/Acylation Catalyst Method

Rao, Nagaraj N.,Roth, Hermann J.

, p. 523 - 530 (2007/10/02)

Acylation of esters of hydroxycarboxylic acids can be carried out easily and in good yields by using the carbodiimide/acylation catalyst method.The reaction has also been applied to dihydroxy- and mercaptocarboxylic acid esters.The compounds formed from certain esters of hydroxycarboxylic acids are unstable to heat and decompose easily to free carboxylic acids.Use of racemic carboxylic acids leads to diastereomers, whose (1)H-NMR shifts for characteristic protons are different as expected.Five drugs are among the carboxylic acids investigated in this context.

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