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4-(1-methylindol-3-yl)-3-hydroxy-1-methyl-pyrrole-2,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

197390-13-9

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197390-13-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 197390-13-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,7,3,9 and 0 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 197390-13:
(8*1)+(7*9)+(6*7)+(5*3)+(4*9)+(3*0)+(2*1)+(1*3)=169
169 % 10 = 9
So 197390-13-9 is a valid CAS Registry Number.

197390-13-9Upstream product

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