Question

4-етил 4-метил гептен-2

Answer 1

СН3-СН=СН-С(СН3)(СН2-СН3)-СН2-СН2-СН3

Answer 2

It appears that the term "4-етил 4-метил гептен-2" is written using the Cyrillic alphabet, which is commonly used in Russian and other Slavic languages. Let me help you translate and interpret the chemical name:

The chemical name you provided can be transliterated into English as "4-etil 4-metil gepten-2." Here's the English interpretation:

• "4-етил" (4-etil) means "4-ethyl" in English. "Etil" refers to an ethyl group, which is a two-carbon alkyl group represented by "CH3CH2-".
• "4-метил" (4-metil) means "4-methyl" in English. "Metil" refers to a methyl group, which is a one-carbon alkyl group represented by "CH3-".
• "гептен-2" (gepten-2) means "hepten-2" in English. "Hepten" refers to a seven-carbon chain with one double bond, and "-2" indicates that the double bond is located at the second carbon position from the start of the chain.

Putting it all together, "4-ethyl 4-methyl hepten-2" is a chemical compound with a seven-carbon chain, containing one double bond at the second carbon position from the start of the chain, and having both an ethyl group (CH3CH2-) and a methyl group (CH3-) attached to it.