SG11201909640WA - Process for purifying alkanesulfonic anhydride and process for producing alkanesulfonic acid using the purified alkanesulfonic anhydride - Google Patents

Process for purifying alkanesulfonic anhydride and process for producing alkanesulfonic acid using the purified alkanesulfonic anhydride

Info

Publication number
SG11201909640WA
SG11201909640WA SG11201909640WA SG11201909640WA SG 11201909640W A SG11201909640W A SG 11201909640WA SG 11201909640W A SG11201909640W A SG 11201909640WA SG 11201909640W A SG11201909640W A SG 11201909640WA
Authority
SG
Singapore
Prior art keywords
alkanesulfonic
international
bosch
carl
anhydride
Prior art date
Application number
Inventor
Juergen Wortmann
Jan Spielmann
Katharina Federsel
Feelly Ruether
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of SG11201909640WA publication Critical patent/SG11201909640WA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42—Separation; Purification; Stabilisation; Use of additives
    • C07C303/44—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • C07C303/04—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups
    • C07C303/06—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof

Abstract

INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 25 October 2018 (25.10.2018) WIPO I PCT onion °nolo moiciolomim voimiflo (10) International Publication Number WO 2018/192954 Al (51) International Patent Classification: C07C 303/44 (2006.01) C07C 309/00 (2006.01) (21) International Application Number: PCT/EP2018/059864 (22) International Filing Date: 18 April 2018 (18.04.2018) (25) Filing Language: English (26) Publication Language: English (30) Priority Data: 17166872.6 18 Apri12017 (18.04.2017) EP (71) Applicant: BASF SE [DE/DE]; Carl-Bosch-Str. 38, 67056 Ludwigshafen am Rhein (DE). (72) Inventors: WORTMANN, Juergen; Carl-Bosch-Strasse 38, 67056 Ludwigshafen (DE). SPIELMANN, Jan; Carl-Bosch-Strasse 38, 67056 Ludwigshafen (DE). FED- ERSEL, Katharina; Carl-Bosch-Strasse 38, 67056 Lud- wigshafen (DE). RUETHER, Feelly; Carl-Bosch-Strasse 38, 67056 Ludwigshafen (DE). (74) Agent: KUDLA, Karsten; Isenbruck Bosl Horschler LLP Patentanwalte, EASTSITE ONE, Seckenheimer LandstraBe 4, 68163 Mannheim (DE). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, = (54) Title: PROCESS FOR PURIFYING ALKANESULFONIC ANHYDRIDE AND PROCESS FOR PRODUCING ALKANESUL- FONIC ACID USING THE PURIFIED ALKANESULFONIC ANHYDRIDE Fig. 1 00 O C (57) : The invention relates to a process for purifying alkanesulfonic anhydride which comprises the following steps of: (a) feeding a stream comprising alkanesulfonic anhydride, sulfuric acid, high boilers and residual low boilers into a melt crystallization (25) to form crystals of the alkanesulfonic anhydride suspended in mother liquor, (b) performing a solid-liquid separation to remove the crystals from the mother liquor, (c) optionally washing the crystals to remove mother liquor adhering to the crystals. The invention further relates to processes for producing alkanesulfonic acid using the purified alkanesulfonic anhydride. [Continued on next page] WO 2018/192954 Al O III GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). Declarations under Rule 4.17: as to applicant's entitlement to apply for and be granted a patent (Rule 4.17(ii)) of inventorship (Rule 4.17(iv)) Published: — with international search report (Art. 21(3))
SG11201909640W 2017-04-18 2018-04-18 Process for purifying alkanesulfonic anhydride and process for producing alkanesulfonic acid using the purified alkanesulfonic anhydride SG11201909640WA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP17166872 2017-04-18
PCT/EP2018/059864 WO2018192954A1 (en) 2017-04-18 2018-04-18 Process for purifying alkanesulfonic anhydride and process for producing alkanesulfonic acid using the purified alkanesulfonic anhydride

Publications (1)

Publication Number Publication Date
SG11201909640WA true SG11201909640WA (en) 2019-11-28

Family

ID=58664474

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201909640W SG11201909640WA (en) 2017-04-18 2018-04-18 Process for purifying alkanesulfonic anhydride and process for producing alkanesulfonic acid using the purified alkanesulfonic anhydride

Country Status (7)

Country Link
US (1) US10730827B2 (en)
EP (1) EP3612515B1 (en)
KR (1) KR102611590B1 (en)
CN (1) CN110770207B (en)
SG (1) SG11201909640WA (en)
TW (1) TW201841881A (en)
WO (1) WO2018192954A1 (en)

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US11951139B2 (en) 2015-11-30 2024-04-09 Seed Health, Inc. Method and system for reducing the likelihood of osteoporosis
US11951140B2 (en) 2011-02-04 2024-04-09 Seed Health, Inc. Modulation of an individual's gut microbiome to address osteoporosis and bone disease
US11844720B2 (en) 2011-02-04 2023-12-19 Seed Health, Inc. Method and system to reduce the likelihood of dental caries and halitosis
US11969445B2 (en) 2013-12-20 2024-04-30 Seed Health, Inc. Probiotic composition and method for controlling excess weight, obesity, NAFLD and NASH
US11642382B2 (en) 2013-12-20 2023-05-09 Seed Health, Inc. Method for treating an individual suffering from bladder cancer
US11826388B2 (en) 2013-12-20 2023-11-28 Seed Health, Inc. Topical application of Lactobacillus crispatus to ameliorate barrier damage and inflammation
US11833177B2 (en) 2013-12-20 2023-12-05 Seed Health, Inc. Probiotic to enhance an individual's skin microbiome
US11672835B2 (en) 2013-12-20 2023-06-13 Seed Health, Inc. Method for treating individuals having cancer and who are receiving cancer immunotherapy
US11529379B2 (en) 2013-12-20 2022-12-20 Seed Health, Inc. Method and system for reducing the likelihood of developing colorectal cancer in an individual human being
US11839632B2 (en) 2013-12-20 2023-12-12 Seed Health, Inc. Topical application of CRISPR-modified bacteria to treat acne vulgaris
EP3630719B1 (en) * 2017-05-30 2023-11-22 Basf Se Process for the production of alkanesulfonic acids

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CA2145325A1 (en) 1994-03-31 1995-10-01 Steven G. Schon Pressurized production of alkanesulfonyl chloride and alkanesulfonic acid
DE19743901C1 (en) 1997-10-04 1999-04-22 Grillo Werke Ag Process for the preparation of methanesulfonic acid
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Also Published As

Publication number Publication date
WO2018192954A1 (en) 2018-10-25
EP3612515B1 (en) 2022-07-20
CN110770207A (en) 2020-02-07
US20200039927A1 (en) 2020-02-06
TW201841881A (en) 2018-12-01
KR20190139228A (en) 2019-12-17
CN110770207B (en) 2022-06-24
EP3612515A1 (en) 2020-02-26
US10730827B2 (en) 2020-08-04
KR102611590B1 (en) 2023-12-07

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