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(2S,5R)-5-Allyl-2-(3,4-dimethoxy-benzyl)-3,6-dimethoxy-2-methyl-2,5-dihydro-pyrazine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

81177-53-9

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81177-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81177-53-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,1,7 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 81177-53:
(7*8)+(6*1)+(5*1)+(4*7)+(3*7)+(2*5)+(1*3)=129
129 % 10 = 9
So 81177-53-9 is a valid CAS Registry Number.

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