发明名称 |
PROCESS FOR THE PREPARATION OF SUCRALOSE OF HIGH PURITY |
摘要 |
The present invention relates to an improved process for the preparation of Sucralose having purity of at least 99.6% comprising steps of (i) dissolving substantially impure Sucralose in water (ii) treating the solution obtained in step (i) with a partially water immiscible solvent (iii) washing the said solvent phase obtained in step (ii) with an amount of water sufficient to remove polar impurities (iv) crystallizing the product from partially water immiscible solvent (v) recrystallizing the solid obtained in step (iv) from water.
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申请公布号 |
US2009312538(A1) |
申请公布日期 |
2009.12.17 |
申请号 |
US20090307652 |
申请日期 |
2009.01.06 |
申请人 |
ALEMBIC LIMITED |
发明人 |
DESHPANDE PANDURANG BALWANT;LUTHRA PARVEN KUMAR;TOMER SANJIV ONKARSINGH;WADEKAR KASHYAP RAVINDRABHAI;RANA PIYUSH MAHESHBHAI;KANZARIYA KAMLESH SHANKARLAL |
分类号 |
C13K13/00 |
主分类号 |
C13K13/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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