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(3S,4R)-3-(1-benzyl-4-vinyl-pyrrolidin-3-yl) 2,2,4,4-tetramethyl-1,3-oxazolidine-3-carboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

912969-49-4

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912969-49-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 912969-49-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,2,9,6 and 9 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 912969-49:
(8*9)+(7*1)+(6*2)+(5*9)+(4*6)+(3*9)+(2*4)+(1*9)=204
204 % 10 = 4
So 912969-49-4 is a valid CAS Registry Number.

912969-49-4Upstream product

912969-49-4Relevant academic research and scientific papers

Asymmetric synthesis of 3-hydroxy-pyrrolidines via tin-lithium exchange and cyclization

Christoph, Guido,Stratmann, Christian,Coldham, Iain,Hoppe, Dieter

, p. 4469 - 4471 (2006)

We report a method for the synthesis of chiral pyrrolidines using tin-lithium exchange and cyclization reactions. The precursors are formed readily from simple starting materials and undergo tin-lithium exchange by treatment with n-butyllithium. Subsequent intramolecular carbolithiation is stereoselective to give highly enantiomerically enriched pyrrolidines in excellent yields.

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