prov:value
| - Preferred protecting groups are ???CO???R5 groups where R5 is hydrogen, alkyl, aryl or substituted alkyl or substituted aryl groups (R5 can specifically be hydrogen, methyl, ethyl or other small alkyl group, a ???CH2???Ph group (Ph=phenyl), a ???CH2???Ph(Y)n group where Y is a substituent and n is the number of substituents (Y can, for example, be a halogen, including fluorine, or ???OR7 where R7
|