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552831-49-9

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552831-49-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 552831-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,2,8,3 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 552831-49:
(8*5)+(7*5)+(6*2)+(5*8)+(4*3)+(3*1)+(2*4)+(1*9)=159
159 % 10 = 9
So 552831-49-9 is a valid CAS Registry Number.

552831-49-9Upstream product

552831-49-9Downstream Products

552831-49-9Relevant academic research and scientific papers

Synthesis of α-(2 → 5)Neu5Gc oligomers

Ren, Chien-Tai,Chen, Chien-Sheng,Yu, Yi-Ping,Tsai, Yow-Fu,Lin, Ping-Yu,Chen, Yu-Ju,Zou, Wei,Wu, Shih-Hsiung

, p. 1085 - 1095 (2003)

A facile synthesis of the sialic acid oligomers α-(2 → 5)NeuSGc (1) is presented. Monosaccharides 2-4 with suitable functionality were used as the building blocks. After selective removal of the paired carboxyl and amine protecting groups, the fully prote

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