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5-methyl-4-(2-(2-methyl-5-(pyridin-4-yl)thiophen-3-yl)cyclopent-1-en-1-yl)thiophene-2-carbaldehyde is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1391817-87-0

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1391817-87-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1391817-87-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,1,8,1 and 7 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1391817-87:
(9*1)+(8*3)+(7*9)+(6*1)+(5*8)+(4*1)+(3*7)+(2*8)+(1*7)=190
190 % 10 = 0
So 1391817-87-0 is a valid CAS Registry Number.

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