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6-amino-4-(4-methoxy-1-naphthyl)-3-(4-methoxyphenyl)-2,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

891464-16-7

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891464-16-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 891464-16-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,1,4,6 and 4 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 891464-16:
(8*8)+(7*9)+(6*1)+(5*4)+(4*6)+(3*4)+(2*1)+(1*6)=197
197 % 10 = 7
So 891464-16-7 is a valid CAS Registry Number.

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