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4',5-Bis-ethoxycarbonylmethoxy-flavon is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

104667-21-2

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104667-21-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 104667-21-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,6,6 and 7 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 104667-21:
(8*1)+(7*0)+(6*4)+(5*6)+(4*6)+(3*7)+(2*2)+(1*1)=112
112 % 10 = 2
So 104667-21-2 is a valid CAS Registry Number.

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