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2,7-dibutyl-5,10-diphenyl-tetrahydro-pyrrolo[3,4-c]pyrrolo[3',4':4,5]pyrazolo[1,2-a]pyrazole-1,3,6,8-tetraone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21366-76-7

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21366-76-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21366-76-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,3,6 and 6 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 21366-76:
(7*2)+(6*1)+(5*3)+(4*6)+(3*6)+(2*7)+(1*6)=97
97 % 10 = 7
So 21366-76-7 is a valid CAS Registry Number.

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