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p-tolyl 4-O-acetyl-2,3-O-isopropylidene-1-thio-α-L-rhamnopyranoside is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

851625-43-9

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851625-43-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 851625-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,1,6,2 and 5 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 851625-43:
(8*8)+(7*5)+(6*1)+(5*6)+(4*2)+(3*5)+(2*4)+(1*3)=169
169 % 10 = 9
So 851625-43-9 is a valid CAS Registry Number.

851625-43-9Downstream Products

851625-43-9Relevant academic research and scientific papers

Synthesis of a tetrasaccharide related to the triterpenoid saponin Bellisoside isolated from Bellis perennis (compositae)

Mandal, Santanu,Sharma, Nayan,Mukhopadhyay, Balaram

experimental part, p. 2172 - 2176 (2010/10/21)

A concise synthesis of a tetrasaccharide related to the triterpenoid saponins Bellisoside has been accomplished from commercially available monosaccharides through rational protecting group manipulations and stereoselective glycosylations. For the glycosylation reactions, H 2SO4-silica has been successfully used as an alternative to conventional Lewis acids such as TfOH or TMSOTf. The target tetrasaccharide has been synthesized in the form of its p-methoxyphenyl glycoside which leaves scope for further glyco-conjugate formation through the selective deprotection of p-methoxyphenyl glycoside followed by trichloroacetimidate chemistry.

Tandem one-pot acetalation-acetylation for direct access to differentially protected thioglycosides and O-glycosides with p-toluenesulfonic acid

Mong, Kwok-Kong Tony,Chao, Chin-Sheng,Chen, Min-Chun,Lin, Chun-Wei

body text, p. 603 - 606 (2009/07/01)

A new tandem one-pot acetalation-acetylation procedure is reported which streamlines routine protecting-group manipulation of carbohydrate molecules in production of differentially protected O- and thioglycosides. This new procedure eliminates the use of

One-pot acetalation-acetylation of sugar derivatives employing perchloric acid immobilised on silica

Mukhopadhyay, Balaram,Russell, David A.,Field, Robert A.

, p. 1075 - 1080 (2007/10/03)

Perchloric acid immobilised on silica gel has been used as an efficient promoter for per-O-acetylation, and acetalation and subsequent O-acetylation of glycosides and thioglycosides in one-pot using stoichiometric reagents.

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