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5-Phenyl-2-chlor-pent-2-en-4-in-saeure, also known as 5-phenyl-2-chloropent-2-en-4-ynoic acid, is a chemical compound with the molecular formula C12H9ClO2. It is a derivative of pent-2-en-4-ynoic acid, featuring a phenyl group attached to the fifth carbon and a chlorine atom at the second carbon position. This organic compound is characterized by its conjugated triple bond and double bond, which contribute to its reactivity and potential applications in the synthesis of various pharmaceuticals and other organic compounds. The presence of the chlorine atom also makes it a valuable intermediate in the preparation of different functionalized molecules through substitution reactions.

1727-54-4

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1727-54-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1727-54-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,7,2 and 7 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1727-54:
(6*1)+(5*7)+(4*2)+(3*7)+(2*5)+(1*4)=84
84 % 10 = 4
So 1727-54-4 is a valid CAS Registry Number.

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