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(E)-4-(2,2-dimethyl-4-oxo-4H-1,3-dioxin-6-yl)but-3-enoic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1646145-64-3

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1646145-64-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1646145-64-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,4,6,1,4 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1646145-64:
(9*1)+(8*6)+(7*4)+(6*6)+(5*1)+(4*4)+(3*5)+(2*6)+(1*4)=173
173 % 10 = 3
So 1646145-64-3 is a valid CAS Registry Number.

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