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Pyrazine, 2,2'-(2-pentyne-1,5-diyl)bis[2,5-dihydro-3,6-dimethoxy-5-(1-methylethyl) -2-(2-propenyl)-, (2R,2'S,5R,5'R)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

400780-87-2

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400780-87-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 400780-87-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,0,7,8 and 0 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 400780-87:
(8*4)+(7*0)+(6*0)+(5*7)+(4*8)+(3*0)+(2*8)+(1*7)=122
122 % 10 = 2
So 400780-87-2 is a valid CAS Registry Number.

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