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(3R,4S)-4-Benzyloxymethoxy-3-hydroxy-2-methylene-decanoic acid tert-butyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

90832-48-7

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90832-48-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 90832-48-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,8,3 and 2 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 90832-48:
(7*9)+(6*0)+(5*8)+(4*3)+(3*2)+(2*4)+(1*8)=137
137 % 10 = 7
So 90832-48-7 is a valid CAS Registry Number.

90832-48-7Downstream Products

90832-48-7Relevant articles and documents

High Diastereoface Selection in an Ester Enolate Addition to α-Alkoxy Aldehydes: Stereoselective Synthesis of α-Methylene-β-hydroxy-γ-alkoxy Esters

Banfi, Luca,Bernardi, Anna,Colombo, Lino,Gennari, Cesare,Scolastico, Carlo

, p. 3784 - 3790 (1984)

The aldol-type condensation of β-(dimethylamino)propionates 3 and 4 with a series of α-alkoxy aldehydes proceeds with unprecedented high stereoselectivity (up to 24:1) to give anti α-methylene-β-hydroxy-γ-alkoxy esters.The best results were obtained when the reaction was carried out in diethyl ether and the ester enolate was allowed to equilibrate to the thermodynamically more stable geometric isomer.

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