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α-Ethoxy-cinnamoylchlorid, also known as 3-ethoxy-1-phenylprop-2-en-1-one, is an organic chemical compound with the molecular formula C11H11ClO2. It is a derivative of cinnamic acid, featuring an ethoxy group attached to the α-carbon and a chloroacetyl group at the β-carbon. α-Ethoxy-cinnmoylchlorid is a colorless to pale yellow liquid with a pungent odor and is soluble in organic solvents. α-Ethoxy-cinnamoylchlorid is primarily used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds. It is also employed in the preparation of dyes, perfumes, and flavoring agents. Due to its reactivity, it is essential to handle α-Ethoxy-cinnamoylchlorid with care, as it can be harmful if inhaled, ingested, or absorbed through the skin.

21646-76-4

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21646-76-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21646-76-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,6,4 and 6 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 21646-76:
(7*2)+(6*1)+(5*6)+(4*4)+(3*6)+(2*7)+(1*6)=104
104 % 10 = 4
So 21646-76-4 is a valid CAS Registry Number.

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