253306-08-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 253306-08-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,5,3,3,0 and 6 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 253306-08:
(8*2)+(7*5)+(6*3)+(5*3)+(4*0)+(3*6)+(2*0)+(1*8)=110
110 % 10 = 0
So 253306-08-0 is a valid CAS Registry Number.
253306-08-0Relevant academic research and scientific papers
PROCESS FOR PREPARING ACTIVE ESTERS
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Page/Page column 7, (2008/06/13)
The present invention relates to a method for the preparation of active ester, characterized by subjecting to a reaction a mixture of a carboxylic acid, which is a starting material, reagent which forms active ester and a base or a starting material carbo
