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78012-61-0

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78012-61-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78012-61-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,0,1 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 78012-61:
(7*7)+(6*8)+(5*0)+(4*1)+(3*2)+(2*6)+(1*1)=120
120 % 10 = 0
So 78012-61-0 is a valid CAS Registry Number.

78012-61-0Downstream Products

78012-61-0Relevant articles and documents

Asymmetric Induction in the Additions of Anions of Allylic Sulfoxides to Benzaldehyde

Antonjuk, David J.,Ridley, Damon D.,Smal, Mary A.

, p. 2635 - 2651 (2007/10/02)

Addition reactions of anions of aryl allyl sulfoxides to benzaldehyde proceed readily in moderate yields and afford mixtures of products resulting from α- and γ-attack on the allyl anion.The γ-products all possess the (E)-configuration around the double bond, and asymmetric induction occurs in the addition to the extent that the major/minor diastereomer ratio exceeds 2:1, generally.Electronic factors are believed to be responsible for this "remote" asymmetric induction.Mixtures of all four possible diastereomers are observed in the products from α-attack and evidence is presented which suggests that the ratios of these products are as a result of epimerization of two of the chiral centres by sigmatropic rearrangement.

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