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182417-58-9

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182417-58-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 182417-58-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,2,4,1 and 7 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 182417-58:
(8*1)+(7*8)+(6*2)+(5*4)+(4*1)+(3*7)+(2*5)+(1*8)=139
139 % 10 = 9
So 182417-58-9 is a valid CAS Registry Number.

182417-58-9Relevant articles and documents

Asymmetric synthesis of (6R)-4-hydroxy-6-substituted-δ-lactones

Gaikwad, Ravindra D.,Rane, Monica D.,Bhat, Sujata V.

, p. 181 - 185 (2017/01/11)

A novel approach for the asymmetric synthesis of (6R)-4-hydroxy-6-substituted-δ-lactones has been achieved using asymmetric reduction of a prochiral ketone in the presence of (S)-(?)-diphenyl-prolinol/borane as a key step. The enantiomeric purity of the products was determined by chiral GC.

Asymmetric β-boration of α,β-unsaturated carbonyl compounds with chiral Rh[bis(oxazolinyl)phenyl] catalysts

Toribatake, Kenji,Zhou, Li,Tsuruta, Ayae,Nishiyama, Hisao

, p. 3551 - 3560 (2013/05/08)

Chiral rhodium[bis(oxazolinyl)phenyl] complexes exhibited high catalytic activity for the β-boration of α,β-unsaturated esters, ketones, and amides with bis(pinacolato)diboron in the presence of sodium tert-butoxide to attain high enantioselectivity of up to 97%. The substrate scope and catalytic mechanism were discussed.

Asymmetric β-boration of α,β-unsaturated carbonyl compounds promoted by chiral rhodium-bisoxazolinylphenyl catalysts

Shiomi, Takushi,Adachi, Takahiro,Toribatake, Kenji,Zhou, Li,Nishiyama, Hisao

supporting information; experimental part, p. 5987 - 5989 (2010/11/03)

Chiral rhodium-bisoxazolinylphenyl acetate complexes exhibited high catalytic activity for the β-boration of α,β-unsaturated carbonyl compounds with bis(pinacolato)diboron in the presence of sodium t-butoxide with enantioselectivity up to 97%.

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