盐酸氰钴胺具有如下特征: Cyanocobalamin is a synthetic form of vitamin B 12. Vitamin B 12 is the "generic descriptor" name for any vitamers of vitamin B 12. Because humans and animals can convert cyanocobalamin to any one of the active vitamin B 12 compounds, by definition this makes cyanocobalamin itself a form (or vitamer) of B 12.