NL148606B - Werkwijze ter bereiding van aardalkalimetaalzouten van halfesters van d- of dl-alfa-tocoferol en een tweebasisch zuur. - Google Patents

Werkwijze ter bereiding van aardalkalimetaalzouten van halfesters van d- of dl-alfa-tocoferol en een tweebasisch zuur.

Info

Publication number
NL148606B
NL148606B NL666607090A NL6607090A NL148606B NL 148606 B NL148606 B NL 148606B NL 666607090 A NL666607090 A NL 666607090A NL 6607090 A NL6607090 A NL 6607090A NL 148606 B NL148606 B NL 148606B
Authority
NL
Netherlands
Prior art keywords
alkaline
tocoferol
alpha
esters
semi
Prior art date
Application number
NL666607090A
Other languages
English (en)
Other versions
NL6607090A (nl
Original Assignee
Eisai Co 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 Eisai Co Ltd filed Critical Eisai Co Ltd
Publication of NL6607090A publication Critical patent/NL6607090A/xx
Publication of NL148606B publication Critical patent/NL148606B/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
    • C07D311/72—3,4-Dihydro derivatives having in position 2 at least one methyl radical and in position 6 one oxygen atom, e.g. tocopherols

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL666607090A 1965-05-24 1966-05-24 Werkwijze ter bereiding van aardalkalimetaalzouten van halfesters van d- of dl-alfa-tocoferol en een tweebasisch zuur. NL148606B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3018965 1965-05-24

Publications (2)

Publication Number Publication Date
NL6607090A NL6607090A (nl) 1966-11-25
NL148606B true NL148606B (nl) 1976-02-16

Family

ID=12296793

Family Applications (1)

Application Number Title Priority Date Filing Date
NL666607090A NL148606B (nl) 1965-05-24 1966-05-24 Werkwijze ter bereiding van aardalkalimetaalzouten van halfesters van d- of dl-alfa-tocoferol en een tweebasisch zuur.

Country Status (5)

Country Link
US (1) US3432525A (nl)
CH (1) CH454837A (nl)
GB (1) GB1094519A (nl)
NL (1) NL148606B (nl)
SE (1) SE327994B (nl)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4136328A1 (de) * 1990-11-29 1992-06-04 Bermatingen Maschf Bodenbearbeitungsmaschine
US6930191B2 (en) 2002-10-10 2005-08-16 Cognis Corporation Methods of preparing tocopherol compound salts in supercritical media
US7145023B2 (en) * 2003-11-20 2006-12-05 Cognis Corporation Processes for preparing solid tocopherol succinate calcium and magnesium salts
US20050159478A1 (en) * 2003-12-23 2005-07-21 Hunsicker Jeffrey C. Compositions containing d-tocopherol compound polybasic acid partial esters

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2358046A (en) * 1941-05-20 1944-09-12 Distillation Products Inc Preparation of purified tocopherol succinate
US2407726A (en) * 1941-08-07 1946-09-17 Univ Minnesota Methods of preparing chemical products
US2680749A (en) * 1951-12-01 1954-06-08 Eastman Kodak Co Water-soluble tocopherol derivatives

Also Published As

Publication number Publication date
SE327994B (nl) 1970-09-07
CH454837A (fr) 1968-04-30
US3432525A (en) 1969-03-11
NL6607090A (nl) 1966-11-25
GB1094519A (en) 1967-12-13

Similar Documents

Publication Publication Date Title
NL139306B (nl) Werkwijze ter bereiding van salicylzuurderivaten met diuretische werking.
NL166917B (nl) Werkwijze ter bereiding van 2.5-dibroomtereftaalzuur.
NL148606B (nl) Werkwijze ter bereiding van aardalkalimetaalzouten van halfesters van d- of dl-alfa-tocoferol en een tweebasisch zuur.
FI49420C (fi) Menetelmä verenpainetta alentavan 3-morfoliino-N6-sykloheksyylikarbony ylisydnoni-imiinin tai sen happoadditiosuolojen valmistamiseksi.
NL156680B (nl) Werkwijze voor het bereiden van een polycarbonzuur.
DK128158B (da) Plantemorphoregulatorisk virksomme fluoren-9-carboxylsyrederivater.
BE758107A (nl) Werkwijze ter bereiding van 9-carboxymethyl- 9- fosfabicyclononanen en alkalimetaalzouten daarvan
NL150423B (nl) Werkwijze ter bereiding van een diester van tereftaalzuur.
DK112586B (da) Fremgangsmåde til fremstilling af en salicylsyreester.
ES107113Y (es) Un enganche para cierres de vestidos.
NL145228B (nl) Werkwijze voor de bereiding van pyridoxine en zuuradditiezouten daarvan.
IL32766A (en) A hydrazide and its acid addition salts
NL144920B (nl) Werkwijze voor de bereiding van een watervrij alkalimetaalzout van een p-hydroxybenzoezuurester.
DK120295B (da) Pesticidt virksomme O-alkyl-O-phenyl-thiophosphorsyreestere.
NL149500C (nl) Werkwijze voor het bereiden van een 6-aminopenicillanzuurester.
IL32759A0 (en) A hydrazide and its acid addition salts
ES120720Y (es) Un envase perfeccionado para confecciones.
ES155641Y (es) Un colgante perfeccionado.
CH480794A (de) Pestizides Mittel mit einem substituierten Benzimidazol-1-carbonsäureester
ES133721Y (es) Un silo para almacenaje de productos pulverulentos o granu-lados.
ES120592Y (es) Un envase expositor perfeccionado para confecciones.
NL150234B (nl) Geheugen voor een pulsdopplerradar.
ES111395Y (es) Un furgon de juguete perfeccionado.
NL141504B (nl) Werkwijze ter bereiding van p-hydroxyfenylmalon-zuuralkylmercaptoalkylesters.
ES148063Y (es) Un bebedero para animales.

Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: EISAI

V4 Discontinued because of reaching the maximum lifetime of a patent