ETHERS 7.1 Alcohols
https://www.angelo.edu/faculty/kboudrea/index_2353/Chapter_03_2SPP.pdf
https://pa01000125.schoolwires.net/cms/lib/PA01000125/Centricity/Domain/366/Chap8%20Alcohol%20Ether.pdf
ethers
09/21/2017 ... are: hydrocarbons alcohols
structure of aldehydes and ketones carboxylic acids
01/10/2018 alcohols thiols
https://as.vanderbilt.edu/chemistry/Rizzo/chem220a/Chapter_15.pdf
Alcohols Phenols Ethers and Thiols Chapter 4. Making Ethers Alcohol Condensation Organic Chapter 12 Alcohols Phenols Ethers Aldehydes and Ketones.
https://as.vanderbilt.edu/chemistry/Rizzo/Chem220b/Ch15.pdf