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(3aR,7S,7aS)-2-Oxo-7-phenylselanyl-octahydro-benzofuran-3-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

71404-69-8

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71404-69-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71404-69-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,4,0 and 4 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 71404-69:
(7*7)+(6*1)+(5*4)+(4*0)+(3*4)+(2*6)+(1*9)=108
108 % 10 = 8
So 71404-69-8 is a valid CAS Registry Number.

71404-69-8Downstream Products

71404-69-8Relevant articles and documents

ORGANOSELENIUM-INDUCED CYCLIZATIONS IN ORGANIC SYNTHESIS

Nicolaou, K.C.

, p. 4097 - 4109 (2007/10/02)

A number of organoselenium reagents are introduced as efficient initiators of ring closures leading from unsaturated substrates to lactones, cyclic ethers, cyclic thioethers, N-heterocycles and carbocycles.These cyclizations often proceed with high ring selectivity and stereoselectivity and are accompained by the incorporation of the phenylseleno group (PheSe) into the final product.Methods are described for the effective removal of this group (PheSe) by oxidation or reduction achieving unsaturation or saturation.Finally the successful application of this Se-based methodology to the synthesis of stable and biologically active prostacyclins is outlined.Representative experimental procedures are included.

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