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Science-Related Homework Help Organic Chemistry Topic started by: biokam on Feb 21, 2022

Title: Which of the choices correctly shows the numbering of the steroid nucleus?
Post by: biokam on Feb 21, 2022

Question 1.

In estrone the B-C ring fusion is ________ and the C-D ring fusion is ________.

The structure of estrone has a SMILES string of C[C@]12CC[C@@H]3c4ccc(cc4CC[C@H]3[C@@H]1CCC2=O)O, in which the benzene ring is labeled, A, the cyclohexane rings are labeled, B and C, and the cyclopentane ring is labeled, D.

The structure of estrone has a SMILES string of C[C@]12CC[C@@H]3c4ccc(cc4CC[C@H]3[C@@H]1CCC2=O)O, in which the benzene ring is labeled, A, the cyclohexane rings are labeled, B and C, and the cyclopentane ring is labeled, D.

▸ cis; cis

▸ trans; cis

▸ trans; trans

▸ cis; trans

▸ both cis and trans; both cis and trans

Question 2.

Which of the choices correctly shows the numbering of the steroid nucleus?

An illustration shows two similar structures, labeled

▸ I

▸ II

▸ III

▸ IV

▸ none of these

Title: Which of the choices correctly shows the numbering of the steroid nucleus?
Post by: jasm on Feb 21, 2022

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