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1453105-91-3

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1453105-91-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1453105-91-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,5,3,1,0 and 5 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1453105-91:
(9*1)+(8*4)+(7*5)+(6*3)+(5*1)+(4*0)+(3*5)+(2*9)+(1*1)=133
133 % 10 = 3
So 1453105-91-3 is a valid CAS Registry Number.

1453105-91-3Downstream Products

1453105-91-3Relevant articles and documents

Diastereoselective copper-catalysed 1,4-addition of Grignard reagents to N-enoyl oxazolidinones

Drusan, Michal,Galestokova, Zuzana,Sebesta, Radovan

, p. 9881 - 9888 (2013/09/02)

Conjugate additions of organometallic reagents to α,β- unsaturated carboxylic acid derivatives give access to numerous β-substituted chiral building blocks. Chiral oxazolidinones serve as useful surrogates of carboxylic function in the asymmetric conjugate addition of Grignard reagents. N-Enoyl oxazolidinones undergo this 1,4-addition with a catalytic amount of copper salt and using either chiral or achiral phosphine ligands. In particular, chiral ferrocenyl phosphane oxazolines proved useful in achieving high diastereoselectivities. The resulting N-acyl oxazolidinones were obtained in good yields and with high diastereoselectivities (up to single diastereomer).

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