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(Z)-(5S,6S)-(-)-6-hydroxy-5-isopropenyl-2-methylcyclohex-2-ene p-toluenesulfonylhydrazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

499781-54-3

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499781-54-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 499781-54-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,9,9,7,8 and 1 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 499781-54:
(8*4)+(7*9)+(6*9)+(5*7)+(4*8)+(3*1)+(2*5)+(1*4)=233
233 % 10 = 3
So 499781-54-3 is a valid CAS Registry Number.

499781-54-3Relevant academic research and scientific papers

α′-hydroxy-α,β-unsaturated tosylhydrazones: Preparation and use as intermediates for carbonyl and enone transpositions

Baptistella, Lucia H. B.,Aleixo, Adriana M.

, p. 2937 - 2950 (2002)

Regiospecifically generated α,β-unsaturated tosylhydrazones dianions are treated with molecular oxygen, yielding α′-hydroxy-α,β-unsaturated tosylhydrazones, versatile intermediates for organic synthesis. They proved to be useful for 1,2-carbonyl and 1,2-enone transpositions, and also permitted the preparation of α′-hydroxy enones in very high yields.

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