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181213-09-2

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181213-09-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 181213-09-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,1,2,1 and 3 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 181213-09:
(8*1)+(7*8)+(6*1)+(5*2)+(4*1)+(3*3)+(2*0)+(1*9)=102
102 % 10 = 2
So 181213-09-2 is a valid CAS Registry Number.

181213-09-2Downstream Products

181213-09-2Relevant articles and documents

Process for preparing acyloxybenzenesulfonates

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, (2008/06/13)

A process for preparing acyloxybenzenesulfonates by reacting anhydrous phenolsulfonates with carboxylic acid derivatives comprises conducting the reaction with a salt of a phenolsulfonic acid which has a water content of less than 0.5% by weight and has been contacted with a substance having basic properties.

Process for the preparation of acyloxybenzenesulfonates

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, (2008/06/13)

Process for the preparation of acyloxybenzenesulfonates by reaction of phenolsulfonate with a water content of less than 0.5% by weight and alkanecarbonyl halide in a hydrocarbon as solvent and in the presence of a catalyst in the form of a basic nitrogen-containing compound.

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