117206-23-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117206-23-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,2,0 and 6 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 117206-23:
(8*1)+(7*1)+(6*7)+(5*2)+(4*0)+(3*6)+(2*2)+(1*3)=92
92 % 10 = 2
So 117206-23-2 is a valid CAS Registry Number.
117206-23-2Relevant academic research and scientific papers
Process for the preparation of benzoin sulfonates
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, (2008/06/13)
Benzoin esters of aromatic sulfonic acids can be obtained in high yield from benzoin and the respective sulfonyl halide in molar amounts of a base by carrying out the reaction at low temperature in an organic solvent with the addition of water. Aqueous Na
