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(1aR,3aR,6aS,6bS)-1a,2-Diformyl-5,5-dimethyl-1a,3a,4,5,6,6a-hexahydro-1H-cyclopropa[e]indene-6b-carboxylic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77698-80-7

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77698-80-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77698-80-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,6,9 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77698-80:
(7*7)+(6*7)+(5*6)+(4*9)+(3*8)+(2*8)+(1*0)=197
197 % 10 = 7
So 77698-80-7 is a valid CAS Registry Number.

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