NL54322C - - Google Patents

Info

Publication number
NL54322C
NL54322C NL98535A NL98535A NL54322C NL 54322 C NL54322 C NL 54322C NL 98535 A NL98535 A NL 98535A NL 98535 A NL98535 A NL 98535A NL 54322 C NL54322 C NL 54322C
Authority
NL
Netherlands
Application number
NL98535A
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 filed Critical
Application granted granted Critical
Publication of NL54322C publication Critical patent/NL54322C/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/35—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom
    • A61K31/352—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having six-membered rings with one oxygen as the only ring hetero atom condensed with carbocyclic rings, e.g. methantheline 
    • A61K31/353—3,4-Dihydrobenzopyrans, e.g. chroman, catechin
    • A61K31/355—Tocopherols, e.g. vitamin E
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring
    • C07C46/08—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring with molecular oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NL98535A 1939-08-31 1940-08-01 NL54322C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH214797T 1939-08-31

Publications (1)

Publication Number Publication Date
NL54322C true NL54322C (da) 1943-03-17

Family

ID=4519311

Family Applications (1)

Application Number Title Priority Date Filing Date
NL98535A NL54322C (da) 1939-08-31 1940-08-01

Country Status (4)

Country Link
US (1) US2325681A (da)
DK (1) DK59702C (da)
GB (1) GB545286A (da)
NL (1) NL54322C (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2359808A1 (fr) * 1976-07-26 1978-02-24 Hoffmann La Roche Procede de preparation du phytol

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2683176A (en) * 1954-07-06 Synthesis of vitamin
DE1015790B (de) * 1953-08-12 1957-09-19 Hoffmann La Roche Verfahren zur Herstellung von 2-Methyl-3-phytyl-1, 4-naphthohydro-chinonderivaten
US2839570A (en) * 1953-08-12 1958-06-17 Hoffmann La Roche Process for the production of 1-acyloxy-2-methyl-3-phytyl-4-hydroxy naphtalenes
US2906780A (en) * 1954-01-12 1959-09-29 Merck & Co Inc Production of dihydrovitamin k1
CH376898A (de) * 1958-08-07 1964-04-30 Hoffmann La Roche Verfahren zur Herstellung von in 6-Stellung substituierten 2,3-Dimethoxy-5-methyl-benzohydrochinonen-(1,4) bzw.-benzochinonen-(1,4)
DE1178842B (de) * 1958-12-31 1964-10-01 Hoffmann La Roche Verfahren zur Herstellung von Abkoemmlingen des 2, 3-, 2, 5- oder 2, 6-Dimethyl-1, 4-benzo-hydrochinons und -chinons
NL127780C (da) * 1959-10-09
EP3207020B1 (en) 2014-10-16 2022-08-31 Sunny Pharmtech Inc., Method of making vitamin k1

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2359808A1 (fr) * 1976-07-26 1978-02-24 Hoffmann La Roche Procede de preparation du phytol

Also Published As

Publication number Publication date
US2325681A (en) 1943-08-03
GB545286A (en) 1942-05-19
DK59702C (da) 1942-04-27

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