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93485-72-4

93485-72-4

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93485-72-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 93485-72-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,3,4,8 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 93485-72:
(7*9)+(6*3)+(5*4)+(4*8)+(3*5)+(2*7)+(1*2)=164
164 % 10 = 4
So 93485-72-4 is a valid CAS Registry Number.

93485-72-4Relevant articles and documents

SYNTHESIS AND CHARACTERIZATION OF 2,9,16,23-TETRA(3-PYRIDYLOXY)PHTHALOCYANINE IN THE FORM OF ITS ZINC(II) CHELATE

Oliver, Stuart W.,Smith, Thomas D.

, p. 2047 - 2052 (2007/10/02)

2,9,16,23-Tetra(3-pyridyloxy)phthalocyanine has been prepared by the reaction of lithium chloride with 5-(pyridyloxy)-1,3-diiminoisoindoline in 2-(dimethylamino)ethanol solution followed by demetallation.The zinc chelate of the phthalocyanine has been prepared in a similar condensation reaction using zinc chloride.

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