NL7805217A - Werkwijze voor de bereiding van tussenverbindingen voor de bereiding van vitamine e. - Google Patents

Werkwijze voor de bereiding van tussenverbindingen voor de bereiding van vitamine e.

Info

Publication number
NL7805217A
NL7805217A NL7805217A NL7805217A NL7805217A NL 7805217 A NL7805217 A NL 7805217A NL 7805217 A NL7805217 A NL 7805217A NL 7805217 A NL7805217 A NL 7805217A NL 7805217 A NL7805217 A NL 7805217A
Authority
NL
Netherlands
Prior art keywords
preparation
vitamin
intermediate compounds
compounds
Prior art date
Application number
NL7805217A
Other languages
English (en)
Original Assignee
Hoffmann La Roche
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
Priority claimed from LU77344A external-priority patent/LU77344A1/xx
Priority claimed from US05/797,712 external-priority patent/US4113740A/en
Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of NL7805217A publication Critical patent/NL7805217A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/055—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis the substituted group being bound to oxygen, e.g. ether group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/06—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation
    • C07C37/07—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by conversion of non-aromatic six-membered rings or of such rings formed in situ into aromatic six-membered rings, e.g. by dehydrogenation with simultaneous reduction of C=O group in that ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C39/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring
    • C07C39/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a six-membered aromatic ring monocyclic with no unsaturation outside the aromatic ring
    • C07C39/11—Alkylated hydroxy benzenes containing also acyclically bound hydroxy groups, e.g. saligenol
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
    • C07D317/20—Free hydroxyl or mercaptan
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/26—Radicals substituted by doubly bound oxygen or sulfur atoms or by two such atoms singly bound to the same carbon atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D317/30—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
    • C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
    • C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
    • C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
    • C07D317/58—Radicals substituted by nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/08—Bridged systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/10—Spiro-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL7805217A 1977-05-16 1978-05-12 Werkwijze voor de bereiding van tussenverbindingen voor de bereiding van vitamine e. NL7805217A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU77344A LU77344A1 (nl) 1977-05-16 1977-05-16
US05/797,712 US4113740A (en) 1977-05-17 1977-05-17 Synthesis of optically active vitamin E

Publications (1)

Publication Number Publication Date
NL7805217A true NL7805217A (nl) 1978-11-20

Family

ID=26640232

Family Applications (2)

Application Number Title Priority Date Filing Date
NL7805217A NL7805217A (nl) 1977-05-16 1978-05-12 Werkwijze voor de bereiding van tussenverbindingen voor de bereiding van vitamine e.
NL7805286A NL7805286A (nl) 1977-05-16 1978-05-16 Werkwijze voor het bereiden van tussenprodukten voor de synthese van vitamine e.

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL7805286A NL7805286A (nl) 1977-05-16 1978-05-16 Werkwijze voor het bereiden van tussenprodukten voor de synthese van vitamine e.

Country Status (5)

Country Link
JP (2) JPS53141297A (nl)
DE (2) DE2820861A1 (nl)
FR (2) FR2391216A1 (nl)
GB (2) GB1597417A (nl)
NL (2) NL7805217A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6700001B2 (en) 2001-10-05 2004-03-02 Wyeth Process for stereoselective synthesis of 2-hydroxymethyl chromans
US6716998B2 (en) 2001-10-05 2004-04-06 Wyeth Process for synthesis of 2-yl chroman derivatives

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA739471B (en) * 1972-12-22 1974-08-28 Hoffmann La Roche Chromane derivatives

Also Published As

Publication number Publication date
JPS53141297A (en) 1978-12-08
FR2391205A1 (fr) 1978-12-15
DE2820862A1 (de) 1978-11-23
FR2391216A1 (fr) 1978-12-15
JPS53141231A (en) 1978-12-08
GB1597417A (en) 1981-09-09
GB1590938A (en) 1981-06-10
NL7805286A (nl) 1978-11-20
DE2820861A1 (de) 1978-11-23

Similar Documents

Publication Publication Date Title
NL7700244A (nl) Werkwijze voor de bereiding van fthalanderivaten.
NL7801500A (nl) Werkwijze voor de bereiding van pyrrolidine- verbindingen.
NL189085C (nl) Werkwijze voor de bereiding van octafluorpropaan.
NL7809014A (nl) Werkwijze voor de bereiding van polyesters.
NL7708180A (nl) Werkwijze voor de bereiding van tetraaelkyl-bis- -cyclohexylaminederivaten.
NL187207C (nl) Werkwijze voor de bereiding van pyrrolidineverbindingen.
NL191149C (nl) Werkwijze voor de bereiding van 3-trifluormethylpyridinederivaten.
NL7711358A (nl) Werkwijze voor de bereiding van spiro-hydantoine- verbindingen.
NL7811251A (nl) Werkwijze voor de bereiding van tereftaalzuur.
NL188407C (nl) Werkwijze voor de bereiding van d(-)-alfa-fenylglycine.
NL7806658A (nl) Werkwijze voor de bereiding van 7,8-dihydro- 14-hydro- xynormorfine.
NL189512C (nl) Werkwijze voor de bereiding van 1-azolyl-3,3-dimethyl-1-fenoxybutan-2-on-verbindingen.
NL175819C (nl) Werkwijze voor de bereiding van moranoline.
NL7808881A (nl) Werkwijze voor de bereiding van 1,1,1,2-tetrafluore- thaan.
NL187907B (nl) Werkwijze voor de bereiding van fenylglyoxylzuuresters.
NL7804406A (nl) Werkwijze voor de bereiding van 1.2-dichloorethaan.
NL7705457A (nl) Werkwijze voor de bereiding van 2.3-dimethylpen- tanal.
NL187065C (nl) Werkwijze voor de bereiding van styryldifenylamine.
NL7800026A (nl) Werkwijze voor de bereiding van gesubstitueerde amino-benzenen.
NL7710612A (nl) Werkwijze voor de bereiding van aldehyden.
NL7802881A (nl) Werkwijze voor de bereiding van triterpeenver- bindingen.
NL7812393A (nl) Werkwijze voor de bereiding van 1-hydroxyaporfine-deri- vaten.
NL7803629A (nl) Werkwijze voor de bereiding van gefosforileerde amidi- nen.
NL7805217A (nl) Werkwijze voor de bereiding van tussenverbindingen voor de bereiding van vitamine e.
NL7706640A (nl) Werkwijze voor de bereiding van 2,9-dioxatri- cyclo(4,3,1,03-,7)decanen.

Legal Events

Date Code Title Description
BB A search report has been drawn up
BV The patent application has lapsed