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1139852-92-8

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1139852-92-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1139852-92-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,3,9,8,5 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1139852-92:
(9*1)+(8*1)+(7*3)+(6*9)+(5*8)+(4*5)+(3*2)+(2*9)+(1*2)=178
178 % 10 = 8
So 1139852-92-8 is a valid CAS Registry Number.

1139852-92-8Upstream product

1139852-92-8Relevant articles and documents

Stereoselective entry into the d-GalNAc series starting from the d-Gal one: a new access to N-acetyl-d-galactosamine and derivatives thereof

Guazzelli, Lorenzo,Catelani, Giorgio,D'Andrea, Felicia,Giannarelli, Alessia

experimental part, p. 298 - 303 (2009/06/28)

A new stereoselective preparation of N-aceyl-d-galactosamine (1b) starting from the known p-methoxyphenyl 3,4-O-isopropylidene-6-O-(1-methoxy-1-methylethyl)-β-d-galactopyranoside (10) is described using a simple strategy based on (a) epimerization at C-2

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