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SG10201913293PA - Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc) - Google Patents

Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)

Info

Publication number
SG10201913293PA
SG10201913293PA SG10201913293PA SG10201913293PA SG10201913293PA SG 10201913293P A SG10201913293P A SG 10201913293PA SG 10201913293P A SG10201913293P A SG 10201913293PA SG 10201913293P A SG10201913293P A SG 10201913293PA SG 10201913293P A SG10201913293P A SG 10201913293PA
Authority
SG
Singapore
Prior art keywords
mtc
methods
chemical synthesis
compounds including
methylthioninium chloride
Prior art date
Application number
SG10201913293PA
Inventor
James Peter Sinclair
Sarah Louise Nicoll
John Mervyn David Storey
Original Assignee
Wista Lab 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 Wista Lab Ltd filed Critical Wista Lab Ltd
Publication of SG10201913293PA publication Critical patent/SG10201913293PA/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/101,4-Thiazines; Hydrogenated 1,4-thiazines
    • C07D279/141,4-Thiazines; Hydrogenated 1,4-thiazines condensed with carbocyclic rings or ring systems
    • C07D279/18[b, e]-condensed with two six-membered rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/30Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
    • C07C209/38Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitroso groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/68Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C381/00Compounds containing carbon and sulfur and having functional groups not covered by groups C07C301/00 - C07C337/00
    • C07C381/02Thiosulfates
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
SG10201913293PA 2013-10-07 2014-10-06 Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc) SG10201913293PA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1317702.7A GB201317702D0 (en) 2013-10-07 2013-10-07 Methods of chemical synthesis of diaminophenothiazinium compounds including methylthioninium chloride (MTC)

Publications (1)

Publication Number Publication Date
SG10201913293PA true SG10201913293PA (en) 2020-03-30

Family

ID=49630291

Family Applications (3)

Application Number Title Priority Date Filing Date
SG10201913293PA SG10201913293PA (en) 2013-10-07 2014-10-06 Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)
SG10201907363Y SG10201907363YA (en) 2013-10-07 2014-10-06 Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)
SG11201602650XA SG11201602650XA (en) 2013-10-07 2014-10-06 Methods of chemical synthesis of diaminophenothiazinium compounds including methylthioninium chloride (mtc)

Family Applications After (2)

Application Number Title Priority Date Filing Date
SG10201907363Y SG10201907363YA (en) 2013-10-07 2014-10-06 Methods Of Chemical Synthesis Of Diaminophenothiazinium Compounds Including Methylthioninium Chloride (Mtc)
SG11201602650XA SG11201602650XA (en) 2013-10-07 2014-10-06 Methods of chemical synthesis of diaminophenothiazinium compounds including methylthioninium chloride (mtc)

Country Status (19)

Country Link
US (3) US9765042B2 (en)
EP (3) EP3415505B1 (en)
JP (1) JP6505091B2 (en)
CN (3) CN110092764B (en)
AU (3) AU2014333610B2 (en)
CA (3) CA2925801C (en)
DK (2) DK3415505T3 (en)
ES (2) ES2903529T3 (en)
GB (1) GB201317702D0 (en)
HR (2) HRP20220102T1 (en)
MX (3) MX363102B (en)
MY (3) MY177815A (en)
PL (2) PL3415505T3 (en)
PT (2) PT3055291T (en)
SG (3) SG10201913293PA (en)
SI (2) SI3055291T1 (en)
TR (1) TR201902152T4 (en)
TW (2) TWI675829B (en)
WO (1) WO2015052496A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105130926B (en) * 2015-07-31 2018-02-13 江苏恒润制药有限公司 A kind of preparation method of methylene blue
GB201621817D0 (en) * 2016-12-21 2017-02-01 Wista Lab Ltd Methods of chemical synthesis
US12215234B2 (en) * 2019-09-21 2025-02-04 RK Pharma Solutions LLC Process for the purification of methylene blue
CN114989113A (en) * 2022-06-01 2022-09-02 山东科源制药股份有限公司 Refining method of medicinal methylene blue

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US204796A (en) 1878-06-11 Improvement in the production of dye-stuffs from methyl-aniline
DE1886C (en) 1877-12-15 1877-12-15 Basf Ag Process for the preparation of blue dyes from dimethylaniline and other tertiary aromatic monamines
US4212971A (en) * 1979-03-08 1980-07-15 American Cyanamid Company Process for preparing methylene blue
CH640146A5 (en) * 1979-05-14 1983-12-30 Meyer Maschinenfabrik Ag FILTRATION PROCEDURE.
US5344928A (en) * 1991-04-26 1994-09-06 Takeda Chemical Industries, Ltd. Phenothiazine derivatives, their production and use
GB9506197D0 (en) 1995-03-27 1995-05-17 Hoffmann La Roche Inhibition of tau-tau association.
CA2278245A1 (en) 1997-01-21 1998-07-23 The American National Red Cross Intracellular and extracellular decontamination of whole blood and blood components by amphiphilic phenothiazin-5-ium dyes plus light
FR2810318B1 (en) 2000-06-15 2005-09-23 Laurent Galey DIAMANO-PHENOTHIAZINE DERIVATIVES
GB0101049D0 (en) 2001-01-15 2001-02-28 Univ Aberdeen Materials and methods relating to protein aggregation in neurodegenerative disease
GB2373787A (en) 2001-03-08 2002-10-02 Univ Central Lancashire Phenothiazinium derivatives and their use to reduce pathogenic contaminants
PT2322517T (en) * 2004-09-23 2019-07-30 Wista Lab Ltd Methods of chemical synthesis and purification of diaminophenothiazinium compounds including methylthioninium chloride (mtc)
JP5186212B2 (en) * 2004-09-23 2013-04-17 ウィスタ ラボラトリーズ リミテッド Method for chemical synthesis and purification of diaminophenothiazinium compounds such as methylthioninium chloride (MTC)
PL2004155T3 (en) 2006-03-29 2018-08-31 Wista Laboratories Ltd. Inhibitors of protein aggregation
MY172157A (en) * 2006-03-29 2019-11-15 Wista Lab Ltd Thioninium compounds and their use
AU2007274057B2 (en) * 2006-07-11 2012-12-13 TauRx Therapeutics Management Ltd Methods of synthesis and/or purification of diaminophenothiazinium compounds
CN100436431C (en) * 2006-12-15 2008-11-26 贵州同济堂制药有限公司 Medicinal methylene blue synthesis method
PL2430007T3 (en) * 2009-05-12 2014-07-31 Wista Lab Ltd Methods of chemical synthesis of diaminophenothiazinium compounds involving the use of persulfate oxidants

Also Published As

Publication number Publication date
AU2017206141B2 (en) 2019-05-02
MY200569A (en) 2024-01-03
EP3055291A1 (en) 2016-08-17
TR201902152T4 (en) 2019-03-21
MX2019002620A (en) 2019-08-01
BR112016007618A2 (en) 2017-08-01
EP3055291B1 (en) 2018-12-05
SG11201602650XA (en) 2016-05-30
TW201829390A (en) 2018-08-16
MX373105B (en) 2020-04-29
MY200570A (en) 2024-01-03
ES2713324T3 (en) 2019-05-21
CA3131803A1 (en) 2015-04-16
MX380797B (en) 2025-03-12
GB201317702D0 (en) 2013-11-20
HRP20190374T1 (en) 2019-04-19
HRP20220102T1 (en) 2022-04-15
MY177815A (en) 2020-09-23
AU2017206141A1 (en) 2017-08-03
US10421733B2 (en) 2019-09-24
CA3131803C (en) 2023-09-12
CN110092764A (en) 2019-08-06
MX2020004348A (en) 2021-03-22
DK3415505T3 (en) 2021-12-20
PT3415505T (en) 2022-01-07
MX2016004229A (en) 2016-11-25
SI3415505T1 (en) 2022-05-31
SI3055291T1 (en) 2019-03-29
AU2019203490B2 (en) 2021-01-21
AU2019203490A1 (en) 2019-06-06
CA2925801A1 (en) 2015-04-16
US9765042B2 (en) 2017-09-19
TWI626237B (en) 2018-06-11
US10047062B2 (en) 2018-08-14
AU2014333610A1 (en) 2016-05-12
TW201520202A (en) 2015-06-01
EP3415505A2 (en) 2018-12-19
SG10201907363YA (en) 2019-10-30
EP3415505A3 (en) 2019-02-13
JP6505091B2 (en) 2019-04-24
MX363102B (en) 2019-03-08
EP3415505B1 (en) 2021-12-01
PL3415505T3 (en) 2022-03-07
DK3055291T3 (en) 2019-03-11
CA2925801C (en) 2021-11-09
HK1222175A1 (en) 2017-06-23
CN110092764B (en) 2023-09-15
CA3207522A1 (en) 2015-04-16
CN105683171A (en) 2016-06-15
PL3055291T3 (en) 2019-05-31
US20160251325A1 (en) 2016-09-01
CN105683171B (en) 2019-03-22
WO2015052496A1 (en) 2015-04-16
BR122023024801A2 (en) 2023-12-26
US20180327372A1 (en) 2018-11-15
EP4032880A2 (en) 2022-07-27
TWI675829B (en) 2019-11-01
EP4032880A3 (en) 2022-11-23
ES2903529T3 (en) 2022-04-04
US20170342041A1 (en) 2017-11-30
AU2014333610B2 (en) 2017-04-27
JP2016531897A (en) 2016-10-13
CN117209450A (en) 2023-12-12
PT3055291T (en) 2019-03-06

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