ethynyl group meaning in Hindi

Examples

1. Much effort is directed at functionalization of the corannulene ring with novel functional groups such as ethynyl groups, ether groups, thioether groups, platinum functional groups, aryl groups, phenalenyl fused and indeno extensions . and ferrocene groups.
2. It is unique among 19-nortestosterone progestins in that it possesses a cyanomethyl group at the C17? position ( instead of the typical ethynyl group ), and is also unique among most 19-nortestosterone progestins in that it has a double bond between the C9 and C10 positions.