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69649-51-0

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69649-51-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 69649-51-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,9,6,4 and 9 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 69649-51:
(7*6)+(6*9)+(5*6)+(4*4)+(3*9)+(2*5)+(1*1)=180
180 % 10 = 0
So 69649-51-0 is a valid CAS Registry Number.

69649-51-0Downstream Products

69649-51-0Relevant articles and documents

Synthesis and Formation of Complexes of Crown Ethers from Methyl 4,6-O-Benzylidene-α-D-glucopyranoside

Bako, Peter,Fenichel, Laszlo,Toeke, Laszlo,Czugler, Matyas

, p. 1163 - 1171 (2007/10/02)

A new method for the synthesis of the isomers A and B of the crown ether 3 in a two phase system is described, Starting from 3B the derivatives 5 with different solubility and complex forming characteristics have been prepared.

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