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189744-16-9

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189744-16-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189744-16-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,7,4 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 189744-16:
(8*1)+(7*8)+(6*9)+(5*7)+(4*4)+(3*4)+(2*1)+(1*6)=189
189 % 10 = 9
So 189744-16-9 is a valid CAS Registry Number.

189744-16-9Relevant articles and documents

Synthesis and biological evaluation of the Forssman antigen pentasaccharide and derivatives by a one-pot glycosylation procedure

Tanaka, Hiroshi,Takeuchi, Ryota,Jimbo, Mitsuru,Kuniya, Nami,Takahashi, Takashi

supporting information, p. 3177 - 3187 (2013/03/28)

The synthesis and biological evaluation of the Forssman antigen pentasaccharide and derivatives thereof by using a one-pot glycosylation and polymer-assisted deprotection is described. The Forssman antigen pentasaccharide, composed of GalNAcα(1,3)GalNAcβ(

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