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53767-31-0

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53767-31-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 53767-31-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,7,6 and 7 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 53767-31:
(7*5)+(6*3)+(5*7)+(4*6)+(3*7)+(2*3)+(1*1)=140
140 % 10 = 0
So 53767-31-0 is a valid CAS Registry Number.

53767-31-0Downstream Products

53767-31-0Relevant articles and documents

METHYLATION OF METHYL α-D-HEXOPYRANOSIDES WITH DIAZOMETHANE IN THE PRESENCE OF A SMALL AMOUNT OF WATER

Inoue, Yuko,Nagasawa, Kinzo

, p. 181 - 190 (1987)

The long-time reaction of methyl α-D-gluco-, α-D-manno-, and α-D-galactopyranosides with excess diazomethane-diethyl ether at 25 deg C the presence of water gave all partially methylated methyl α-D-hexopyranosides which differ in number and position of methyl substitution.The presence electrolytes, such as potassium or sodium phosphate, in the reaction medium enhanced the degree of methylation, resulting in preferential formation of tri-O-methyl derivatives of methyl α-D-hexopyranosides.

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