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2-((Z)-1-amino-ethyliden)-5-oxo-pent-3-t-enoic acid ethyl ester is a complex organic compound with the molecular formula C9H13NO3. It is a derivative of pent-3-enoic acid, featuring a 5-oxo group (a carbonyl group at the 5th position) and a (Z)-1-amino-ethylidene side chain. The ethyl ester group indicates that the carboxylic acid group is esterified with an ethyl group. 2-((Z)-1-amino-ethyliden)-5-oxo-pent-3t-enoic acid ethyl ester is characterized by its conjugated double bond system and the presence of an amino group, which can participate in various chemical reactions. It is likely to be found in research settings, particularly in the fields of organic chemistry and medicinal chemistry, where it may be used as an intermediate in the synthesis of more complex molecules or as a building block for pharmaceuticals.

1721-27-3

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1721-27-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1721-27-3 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 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1721-27:
(6*1)+(5*7)+(4*2)+(3*1)+(2*2)+(1*7)=63
63 % 10 = 3
So 1721-27-3 is a valid CAS Registry Number.

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