ZA200809896B - Recovery of dimethylformamide and other solvents from process streams of manufacture of trichlorogalactosucrose - Google Patents

Recovery of dimethylformamide and other solvents from process streams of manufacture of trichlorogalactosucrose

Info

Publication number
ZA200809896B
ZA200809896B ZA200809896A ZA200809896A ZA200809896B ZA 200809896 B ZA200809896 B ZA 200809896B ZA 200809896 A ZA200809896 A ZA 200809896A ZA 200809896 A ZA200809896 A ZA 200809896A ZA 200809896 B ZA200809896 B ZA 200809896B
Authority
ZA
South Africa
Prior art keywords
trichlorogalactosucrose
dimethylformamide
solvents
recovery
manufacture
Prior art date
Application number
ZA200809896A
Other languages
English (en)
Inventor
Ratnam Rakesh
Aurora Sundeep
Subramaniyam
Original Assignee
Vb Medicare Pvt Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Vb Medicare Pvt Ltd filed Critical Vb Medicare Pvt Ltd
Publication of ZA200809896B publication Critical patent/ZA200809896B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H1/00—Processes for the preparation of sugar derivatives
    • C07H1/06—Separation; Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/08—Selective adsorption, e.g. chromatography
    • B01D15/26—Selective adsorption, e.g. chromatography characterised by the separation mechanism
    • B01D15/38—Selective adsorption, e.g. chromatography characterised by the separation mechanism involving specific interaction not covered by one or more of groups B01D15/265 - B01D15/36
    • B01D15/3804—Affinity chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
    • B01J20/281—Sorbents specially adapted for preparative, analytical or investigative chromatography
    • B01J20/282—Porous sorbents
    • B01J20/285—Porous sorbents based on polymers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/22—Separation; Purification; Stabilisation; Use of additives
    • C07C231/24—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Genetics & Genomics (AREA)
  • Molecular Biology (AREA)
  • Saccharide Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
ZA200809896A 2006-05-23 2008-11-21 Recovery of dimethylformamide and other solvents from process streams of manufacture of trichlorogalactosucrose ZA200809896B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN779MU2006 2006-05-23

Publications (1)

Publication Number Publication Date
ZA200809896B true ZA200809896B (en) 2009-11-25

Family

ID=38997574

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200809896A ZA200809896B (en) 2006-05-23 2008-11-21 Recovery of dimethylformamide and other solvents from process streams of manufacture of trichlorogalactosucrose

Country Status (8)

Country Link
US (1) US20090264640A1 (xx)
EP (1) EP2029522A2 (xx)
JP (1) JP2009538293A (xx)
CN (1) CN101460447A (xx)
BR (1) BRPI0711237A2 (xx)
CA (1) CA2653192A1 (xx)
WO (1) WO2008015694A2 (xx)
ZA (1) ZA200809896B (xx)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2006277556A1 (en) * 2005-05-04 2007-02-15 V.B. Medicare Private Limited Generation of Phosphorus Oxychloride as by-product from Phosphorus Pentachloride and DMF and its use for chlorination reaction by converting into Vilsmeier-Haack reagent.
US8258291B2 (en) 2006-10-25 2012-09-04 Mamtek International Limited Process for the preparation of sucralose by the chlorination of sugar with triphosgene (BTC)
US7862744B2 (en) * 2008-07-23 2011-01-04 Mamtek International Limited Methods and systems for preparing materials for sucralose production
GB2468936B (en) * 2009-03-27 2011-09-07 Mohamad Rami Radwan Jaber Chlorination of sucrose-6-esters
GB2471348B (en) * 2009-06-22 2011-12-14 Tate & Lyle Technology Ltd A method for producing sucralose-6-acylate
CN101693668B (zh) * 2009-11-05 2013-07-03 福州大学 一种利用吸附树脂处理二甲基甲酰胺废水的吸附精馏方法
SG190083A1 (en) 2010-11-23 2013-06-28 Lexington Pharmaceuticals Lab Llc Low temperature chlorination of carbohydrates
WO2013056128A1 (en) 2011-10-14 2013-04-18 Lexington Pharmaceuticals Laboratories, Llc Chlorination of carbohydrates and carbohydrate derivatives
GB2551591B (en) * 2016-06-23 2019-08-07 Tate & Lyle Tech Ltd Liquid-liquid extraction of DMF
CN106045111A (zh) * 2016-07-02 2016-10-26 安徽广信农化股份有限公司 一种用于三氯蔗糖生产过程中废液的处理工艺
CN106746114A (zh) * 2016-12-18 2017-05-31 南通江山农药化工股份有限公司 酰胺类副产工业氯化铵的生产方法
JOP20190187A1 (ar) 2017-02-03 2019-08-01 Novartis Ag مترافقات عقار جسم مضاد لـ ccr7
CN108358807B (zh) * 2018-01-13 2020-07-17 安徽金禾实业股份有限公司 一种酸性dmf及废渣醋酸钠的回收处理方法及装置
CN109574792A (zh) * 2018-12-14 2019-04-05 安徽金禾实业股份有限公司 一种三氯蔗糖dmf精馏废水回收再利用方法
CN109825336A (zh) * 2019-02-28 2019-05-31 翁源广业清怡食品科技有限公司 一种三氯蔗糖生产过程中废糖液的资源化处理方法
CN111039817A (zh) * 2019-11-08 2020-04-21 宁波锋成先进能源材料研究院 一种聚酰亚胺制备过程中溶剂的回收方法
CN111606822A (zh) * 2020-05-25 2020-09-01 安徽金禾实业股份有限公司 一种三氯蔗糖生产中酸性dmf的回收方法
CN112174244A (zh) * 2020-09-25 2021-01-05 西安瑞联新材料股份有限公司 一种中低浓度dmf废水的处理装置及方法
CN113304733B (zh) * 2021-05-21 2022-11-22 安徽金禾实业股份有限公司 酰氯化树脂的制备和吸附去除DMF中微量DMAc的方法
CN113185424A (zh) * 2021-05-21 2021-07-30 安徽金禾实业股份有限公司 一种去除DMF中微量DMAc的方法
WO2023279277A1 (zh) * 2021-07-07 2023-01-12 安徽金禾实业股份有限公司 有机锡蔗糖配合物的制备方法
CN114106064A (zh) * 2021-12-20 2022-03-01 安徽金禾实业股份有限公司 一种降低三氯蔗糖氯化过程中dmf消耗的方法
CN114805924A (zh) * 2022-05-11 2022-07-29 南京大学环境规划设计研究院集团股份公司 一种利用废碱液从dmf废水中回收交联剂的方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL131394A0 (en) * 1997-02-13 2001-01-28 Mcneil Ppc Inc Chromatographic purification of chlorinated sucrose
KR20080048989A (ko) * 2005-06-06 2008-06-03 팜드 메디케어 프리베이트 리미티드 크로마토그래피에 의한 염소화 수크로스 유도체의 정제방법
US7951937B2 (en) * 2005-08-30 2011-05-31 V.B. Medicare Private Limited Process for purification of trichlorogalactosucrose based on direct extraction in organic solvent from reaction mixture followed by evaporative removal of solvent

Also Published As

Publication number Publication date
CN101460447A (zh) 2009-06-17
WO2008015694A3 (en) 2008-04-17
BRPI0711237A2 (pt) 2011-08-23
CA2653192A1 (en) 2008-02-07
WO2008015694A2 (en) 2008-02-07
WO2008015694B1 (en) 2008-05-29
US20090264640A1 (en) 2009-10-22
JP2009538293A (ja) 2009-11-05
EP2029522A2 (en) 2009-03-04

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