What is the relationship between the following molecules? They are identical The

Question

What is the relationship between the following molecules? They are identical They are constitutional isomers They are enantiomers They are diastereomers Methotrexate (MTX), formerly known as amethopterin, is a chemotherapy agent and immune system suppressant. It is used to treat cancer (breast lung, leukemia) and autoimmune diseases. Which statement about the structure of methotrexate is incorrect? Methotrexate contains two carboxylic acid functional groups Methotrexate contains 18 pair of lone (nonbonding) electron pairs Methotrexate contains total of 15 sp^2 hybridized carbons Methotrexate contains two chirality centers All above statements are correct

Explanation / Answer

Answer is A- they are identical due to both structure same (newman projection and fischer projection)   Answer iS A- methotexate containing two carboxylic acid functional group.. it have only one chiral center

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