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155520-85-7

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155520-85-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155520-85-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,5,2 and 0 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 155520-85:
(8*1)+(7*5)+(6*5)+(5*5)+(4*2)+(3*0)+(2*8)+(1*5)=127
127 % 10 = 7
So 155520-85-7 is a valid CAS Registry Number.

155520-85-7Downstream Products

155520-85-7Relevant academic research and scientific papers

The Stereoselective Synthesis of Cyclomaltopentaose. A Novel Cyclodextrin Homologue with D.P. Five.

Nakagawa, Toshio,Ueno, Koji,Kashiwa, Mariko,Watanabe, Junko

, p. 1921 - 1924 (2007/10/02)

A key intermediate 15 was prepared via successive glycosidations of 1,6-anhydro maltose derivative 8 with glycosyl donors 6 and then with 11, cyclized under a diluted condition, and deprotected to give the title compound.Every glycosidation, including the

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