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(E)-3-methyl-1-tosylpent-3-en-2-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1047974-47-9

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1047974-47-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1047974-47-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,4,7,9,7 and 4 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1047974-47:
(9*1)+(8*0)+(7*4)+(6*7)+(5*9)+(4*7)+(3*4)+(2*4)+(1*7)=179
179 % 10 = 9
So 1047974-47-9 is a valid CAS Registry Number.

1047974-47-9Relevant articles and documents

Copper(II)-bis(oxazoline) catalyzed asymmetric Diels-Alder reaction with α′-arylsulfonyl enones as dienophiles

Barroso, Santiago,Blay, Gonzalo,Al-Midfa, Lina,Munoz, M. Carmen,Pedro, Jose R.

, p. 6389 - 6392 (2008)

(Chemical Equation Presented) α′-Arylsulfonyl enones are efficient bidentate dienophiles for the Cu(II)-bis(oxazoline) catalyzed enantioselective Diels-Alder reaction with a number of dienes, affording the corresponding products with good to high enantiomeric excesses. The resulting products can be alkylated and the sulfone removed, so α′- arylsulfonyl enones can be regarded as surrogates of simple monodentate enones, which are poor dienophiles with this catalytic system.

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