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1283073-53-9

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1283073-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1283073-53-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,3,0,7 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1283073-53:
(9*1)+(8*2)+(7*8)+(6*3)+(5*0)+(4*7)+(3*3)+(2*5)+(1*3)=149
149 % 10 = 9
So 1283073-53-9 is a valid CAS Registry Number.

1283073-53-9Downstream Products

1283073-53-9Relevant articles and documents

Protecting group-free glycoligation by the desulfurative rearrangement of allylic disulfides as a means of assembly of oligosaccharide mimetics

Subramanian, Venkataraman,Moume-Pymbock, Myriame,Hu, Tianshun,Crich, David

, p. 3691 - 3709 (2011/06/25)

2-(2-Pyridyldithio-3-butenyl) glycosides react with carbohydrate-based thiols in a two-step process involving sulfenyl transfer followed by desulfurative 2,3-allylic rearrangement, promoted by either triphenylphosphine or silver nitrate, to give novel saccharide mimetics. In an alternative embodiment of the same chemistry anomeric thiols are coupled with carbohydrates derivatized in the form of 2-(2-pyridyldithio-3-butenyl) ethers. This new method of glycoligation does not require protection of hydroxyl groups and is compatible with the presence of acetamides, azides, trichloroethoxycarbamates, and thioglycosides. Variations on the general theme enable the preparation of mimetics of reducing and nonreducing oligosaccharides as well as of nonglycosidically linked systems.

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