# nomenclature of organic compounds? [closed]

Is it necessary for a chain of compound to have a functional group or they can be named without a functional group?I know that the longest continous chain must be selected for naming ,but I found a quote which was saying that the longest chain with afunctional group ,"if present" must be chosen to be named it confused me about the necessity of functional group?

• What would you think will happen if you try to name a compound without any functional groups (BTW, yes, such compounds do exist)? Will the world go down with error 500? – Ivan Neretin Feb 6 '18 at 11:59
• I personally not aware of such compounds and I think it would be difficult to name a compound without a functional group – Rabik John Feb 6 '18 at 12:23
• On the contrary, this is by far the easiest case, hence all textbooks start with it. Are you reading yours from the middle? – Ivan Neretin Feb 6 '18 at 12:32
• No ,this topic is not included in my textbook ,I find a quote in my mcqs book – Rabik John Feb 7 '18 at 4:13

taking the chain having $\ce{-OH}$ instead of