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77299-79-7

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77299-79-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77299-79-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,2,9 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77299-79:
(7*7)+(6*7)+(5*2)+(4*9)+(3*9)+(2*7)+(1*9)=187
187 % 10 = 7
So 77299-79-7 is a valid CAS Registry Number.

77299-79-7Downstream Products

77299-79-7Relevant articles and documents

Aerobic oxidative α-iodination of carbonyl compounds using molecular iodine activated by a nitrate-based catalytic system

Prebil, Rok,Stavber, Stojan

supporting information, p. 5643 - 5647 (2014/12/11)

The novel reaction system comprising air/NH4NO3(cat.)/I2/H2SO4(cat.)is introduced as a simple, safe, cheap, efficient, and regioselective mediator for direct aerobic oxidative α-iodination of aryl, heteroaryl, alkyl, and cycloalkyl methyl ketones. The reaction system enabled the moderate to quantitative regioselective iodination of a large range of different methyl ketone derivatives including those bearing oxidizable heteroatom (S, N) substituents. Several activated aromatic compounds were also efficiently and selectively iodinated. The practical applicability of the presented reaction system was shown on 20 mmol scale under ambient pressure and 100% conversion of substrate was achieved.

Iodination of enol acetates and 1,3-diones using N-iodosaccharin

Dolenc, Darko

, p. 2917 - 2924 (2007/10/03)

Iodination of enol acetates and 1,3-diones with N-iodosaccharin yielding the corresponding α-iodoketones and 2-iodo-1,3-diones is presented. Reactions are carried out at room temperature under neutral conditions and in short reaction times.

Syntheses of α-Iodocarbonyl Compounds Using Bis(sym-collidine)Iodine(I) Tetrafluoroborate/Dimethyl Sulfoxide

Evans, Robert D.,Schauble, J. Herman

, p. 727 - 730 (2007/10/02)

I(1+)(Collidine)2BF4(1-)/DMSO has been found to be a convenient reagent for the direct conversion of alkenes to α-iodocarbonyl compounds.Using conformationally biased alkenes, the reactions proceed stetreospecifically giving axial iodoketones.Application of the reagent in reactions with unsaturated carbohydrates provides a unique method for the conversion of certain glycals to their corresponding α-iodo-α,β-unsaturated lactones.

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