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128643-88-9

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128643-88-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128643-88-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,4 and 3 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 128643-88:
(8*1)+(7*2)+(6*8)+(5*6)+(4*4)+(3*3)+(2*8)+(1*8)=149
149 % 10 = 9
So 128643-88-9 is a valid CAS Registry Number.

128643-88-9Relevant articles and documents

Synthesis of potassium (2R)-2-O-α-d-glucopyranosyl-(1→6)-α-d-glucopyranosyl-2,3-dihydroxypropanoate a natural compatible solute

Lourenco, Eva C.,Maycock, Christopher D.,Rita Ventura

experimental part, p. 2073 - 2078 (2010/03/01)

Ethyl 6-O-acetyl-2,3,4-tribenzyl-1-thio-d-glucopyranoside, as a mixture of anomers, was employed for the stereoselective synthesis of the potassium salt of (2R)-2-O-α-d-glucopyranosyl-(1→6)-α-d-glucopyranosyl-2,3-dihydroxypropanoic acid (α-d-glucosyl-(1→6

SYNTHESIS OF THE TETRASACCHARIDE REPEATING-UNIT OF THE POLYSACCHARIDE FROM Klebsiella TYPE 23

Ray, Asim K.,Roy, Nirmolendu

, p. 95 - 100 (2007/10/02)

Methyl 2-O-allyl-4-O-benzyl-3-O-(2,3,4,6-tetra-O-acetyl-β-D-glucopyranosyl)-α-L-rhamnopyranoside was obtained by condensing methyl 2-O-allyl-4-O-benzyl-α-L-rhamnopyranoside with tetra-O-acetyl-α-D-glucopyranosyl bromide.Benzylation, removal of the allyl g

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