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678968-49-5

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678968-49-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 678968-49-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,8,9,6 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 678968-49:
(8*6)+(7*7)+(6*8)+(5*9)+(4*6)+(3*8)+(2*4)+(1*9)=255
255 % 10 = 5
So 678968-49-5 is a valid CAS Registry Number.

678968-49-5Relevant articles and documents

From disulfide- to thioether-linked glycoproteins

Bernardes, Goncalo J. L.,Grayson, Elizabeth J.,Thompson, Sam,Chalker, Justin M.,Errey, James C.,El Oualid, Farid,Claridge, Timothy D. W.,Davis, Benjamin G.

experimental part, p. 2244 - 2247 (2009/02/07)

(Chemical Presented) Strengthening the bond: The introduction of a thiol tag in combination with chemoselective ligation to form a disulfide-linked bioconjugate is a selective and useful method for site-selective protein glycosylation. The phosphine-mediated desulfurization of such glycoconjugates to their reductant-resistant thioether-linked counterparts completes a convergent, site-selective synthesis of thioether-linked glycoproteins (see scheme).

Glyco-SeS: Selenenylsulfide-mediated protein glycoconjugation - A new strategy in post-translational modification

Gamblin, David P.,Garnier, Philippe,Van Kasteren, Sander,Oldham, Neil J.,Fairbanks, Antony J.,Davis, Benjamin G.

, p. 828 - 833 (2007/10/03)

Site-selective glycosylation by Se-S-mediated ligation has led to the efficient formation of a wide variety of conjugates 1 without the need for a large excess of the carbohydrate reagent. By this convergent method it was possible to introduce a heptasaccharide glycan selectively, and to perform a multiple site-selective chemical glycosylation of protein. A chemically Cysglycosylated glycoprotein was elaborated enzymatically.

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