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2-Ethoxy-4-methyl-1,2,5,6-tetrahydrobenzaldehyd is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

91056-61-0

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91056-61-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 91056-61-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,5 and 6 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 91056-61:
(7*9)+(6*1)+(5*0)+(4*5)+(3*6)+(2*6)+(1*1)=120
120 % 10 = 0
So 91056-61-0 is a valid CAS Registry Number.
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