Chemical Name : 3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one
CAS : 69225-59-8
Synonyms: 1,4-Cyclohexanedione mono-2,2-dimethyltrimethylene acetal;1,4-Cyclohexanedione mono-2,2-dimethyltrimethylene ketal;3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-8-one;3,3-Dimethyl-1,5-dioxaspiro[5.5]undecan-9-one
Tetra

![(4aR,7S)-1,1-dioxo-hexahydro-2H-1λ?,8-pyrrolo[1,2- b][1λ?,2]thiazine-7-carboxylic acid](https://thsciimg.chemcd.cn/TS92051.gif)

