Patent ID: 11858883
Assignee: QIANJIANG YONGAN PHAMACEUTICAL CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 14:
15. The method for producing the alkali metal hydroxyethyl sulfonate by using the taurine mother liquor according to claim 2, further comprising using the separated alkali metal hydroxyethyl sulfonate to prepare sodium cocoyl hydroxyethyl sulfonate, sodium lauroyl hydroxyethyl sulfonate, sodium cocoyl methyl taurate, sodium lauroyl methyl taurate, 2-(N-morpholino)ethanesulfonic acid, sodium 2-(N-morpholino)ethanesulfonate, 2-(N-morpholino)ethanesulfonic acid monohydrate, 4-hydroxyethyl piperazinyl ethanesulfonic acid, sodium 4-hydroxyethyl piperazinyl ethanesulfonate, piperazine-N,N′-bis(2-ethanesulfonic acid), disodium piperazine-N,N′-bis(3-ethanesulfonate), hydroxyethyl sulfonic acid, sodium methyl taurate, methyl taurine and/or taurine.