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ethyl 3-acetoxy-5-hydroxybenzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109844-89-5

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109844-89-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109844-89-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,8,4 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 109844-89:
(8*1)+(7*0)+(6*9)+(5*8)+(4*4)+(3*4)+(2*8)+(1*9)=155
155 % 10 = 5
So 109844-89-5 is a valid CAS Registry Number.

109844-89-5Relevant academic research and scientific papers

Novel chemoselective de-esterification of esters of polyacetoxy aromatic acids by lipases

Parmar, Virinder S.,Kumar, Ajay,Bicht, Kirpal S.,Mukherjee, Shubhasish,Prasad, Ashok K.,Sharma, Sunil K.,Wengel, Jesper,Olsen, Carl E.

, p. 2163 - 2176 (2007/10/03)

Candida cylindracea lipase (CCL) and porcine pancreatic lipase (PPL) have been used for deacetylation of peracetates of methyl and ethyl esters of six different polyphenolic acids in organic solvents. Exclusive de-esterification of the ester groups derived from the phenolic hydroxy and aliphatic acid over the ester group of the aromatic acid and aliphatic alcohol has been achieved affording the corresponding esters of phenolic acids in as high yields as 90-97%. The results have been corroborated with the mechanism of lipase action.

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