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Chromate(2-), 4-5-chloro-2-(hydroxy-.kappa.O)phenylazo-.kappa.N1-2,4-dihydro-5-methyl-3H-pyrazol-3-onato(2-)-.kappa.O33-4,5-dihydro-3-methyl-1-(4-methylphenyl)-5-(oxo-.kappa.O)-1H-pyrazol-4-ylazo-.kappa.N1-4-(hydroxy-.kappa.O)-5-nitrobenzenesulfonato(3-)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

149564-66-9

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149564-66-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149564-66-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,5,6 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 149564-66:
(8*1)+(7*4)+(6*9)+(5*5)+(4*6)+(3*4)+(2*6)+(1*6)=169
169 % 10 = 9
So 149564-66-9 is a valid CAS Registry Number.

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