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(4S,5R)-5-((E)-(R)-1-Benzyloxy-5-methanesulfonyloxy-pent-3-enyl)-4-(4-methoxy-benzyloxymethyl)-2-oxo-oxazolidine-4-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

475291-35-1

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475291-35-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 475291-35-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,5,2,9 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 475291-35:
(8*4)+(7*7)+(6*5)+(5*2)+(4*9)+(3*1)+(2*3)+(1*5)=171
171 % 10 = 1
So 475291-35-1 is a valid CAS Registry Number.

475291-35-1Relevant academic research and scientific papers

Total synthesis of (+)-myriocin and (-)-sphingofungin E from aldohexoses using overman rearrangement as the key reaction

Oishi, Takeshi,Ando, Koji,Inomiya, Kenjin,Sato, Hideyuki,Iida, Masatoshi,Chida, Noritaka

, p. 1927 - 1947 (2007/10/03)

Total synthesis starting from aldohexoses of naturally occurring α-substituted α-amino acids, (+)-myriocin (1) and (-)-sphingofungin E (2), is described. Overman rearrangement of allylic trichloroacetimidate 6E derived from D-mannose effectively generated the tetrasubstituted carbon with nitrogen, and subsequent Wittig olefination afforded the highly functionalized moiety 3 of myriocin stereoselectively. Sulfone-mediated coupling reaction of the allyl bromide 3 with C12 hydrophobic part 4 successfully constructed the carbon framework possessing E-olefin 28. Removal of the sulfone and protecting groups completed the chiral and stereoselective total synthesis of (+)-myriocin (1). A similar transformation starting from D-glucose also accomplished the total synthesis of (-)-sphingofungin E (2).

Stereoselective total synthesis of (+)-myriocin from D-mannose

Oishi,Ando,Chida

, p. 1932 - 1933 (2007/10/03)

The stereoselective total synthesis of myriocin 1 from D-mannose is described; the carbon framework with three contiguous chiral centers including a tetra-substituted carbon with nitrogen was effectively constructed using Overman rearrangement as the key

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