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172139-01-4

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172139-01-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172139-01-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,1,3 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 172139-01:
(8*1)+(7*7)+(6*2)+(5*1)+(4*3)+(3*9)+(2*0)+(1*1)=114
114 % 10 = 4
So 172139-01-4 is a valid CAS Registry Number.

172139-01-4Downstream Products

172139-01-4Relevant articles and documents

Steric Control of N-Acetylgalactosamine In Glycosidic Bond Formation

Yule, John E.,Wong, Ting C.,Gandhi, Sham S.,Qiu, Dongxu,Riopel, Marc A.,Koganty, R. Rao

, p. 6839 - 6842 (1995)

N-Acetylgalactosamine, protected with a 4,6-cyclic acetal followed by selective acylation at 3-OH, provides an excellent donor for the synthesis of α-glycosides, particularly the cancer associated antigens such as Tn, TF, Sialyl-Tn and Sialyl-TF.This fast

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