CH479585A - Verfahren zur Herstellung von Vitamin B6 - Google Patents

Verfahren zur Herstellung von Vitamin B6

Info

Publication number
CH479585A
CH479585A CH1871566A CH1871566A CH479585A CH 479585 A CH479585 A CH 479585A CH 1871566 A CH1871566 A CH 1871566A CH 1871566 A CH1871566 A CH 1871566A CH 479585 A CH479585 A CH 479585A
Authority
CH
Switzerland
Prior art keywords
vitamin
production
Prior art date
Application number
CH1871566A
Other languages
German (de)
English (en)
Inventor
Everett Harris Elbert
Weaver Rosenburg Dale
Martin Chamberlin Earl
Original Assignee
Merck & Co Inc
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 Merck & Co Inc filed Critical Merck & Co Inc
Publication of CH479585A publication Critical patent/CH479585A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D213/62Oxygen or sulfur atoms
    • C07D213/63One oxygen atom
    • C07D213/65One oxygen atom attached in position 3 or 5
    • C07D213/66One oxygen atom attached in position 3 or 5 having in position 3 an oxygen atom and in each of the positions 4 and 5 a carbon atom bound to an oxygen, sulphur, or nitrogen atom, e.g. pyridoxal
    • C07D213/672-Methyl-3-hydroxy-4,5-bis(hydroxy-methyl)pyridine, i.e. pyridoxine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
CH1871566A 1965-12-30 1966-12-29 Verfahren zur Herstellung von Vitamin B6 CH479585A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US517836A US3381014A (en) 1965-12-30 1965-12-30 Process for producing pyridoxine and novel intermediates thereof

Publications (1)

Publication Number Publication Date
CH479585A true CH479585A (de) 1969-10-15

Family

ID=24061424

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1871566A CH479585A (de) 1965-12-30 1966-12-29 Verfahren zur Herstellung von Vitamin B6

Country Status (6)

Country Link
US (1) US3381014A (enExample)
CH (1) CH479585A (enExample)
DE (2) DE1770121A1 (enExample)
FR (1) FR1505118A (enExample)
GB (1) GB1141269A (enExample)
NL (1) NL6618133A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2143989C3 (de) * 1971-09-02 1979-12-06 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von 2-Methyl-pyridin-3-ol-Derivaten

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3227724A (en) * 1962-01-16 1966-01-04 Merck & Co Inc Process for preparing 2-methyl-3-hydroxypyridines
US3227721A (en) * 1965-05-24 1966-01-04 Merck & Co Inc Process for preparing 2-methyl-3-hydroxypyridines

Also Published As

Publication number Publication date
GB1141269A (en) 1969-01-29
DE1695388A1 (de) 1970-12-17
FR1505118A (fr) 1967-12-08
US3381014A (en) 1968-04-30
DE1770121A1 (de) 1971-09-30
NL6618133A (enExample) 1967-07-03

Similar Documents

Publication Publication Date Title
CH471181A (de) Verfahren zur Herstellung von Polyamiden
CH478862A (de) Verfahren zur Herstellung von Poly-e-caproamid
CH507999A (de) Verfahren zur Herstellung von Blockcopolyestern
CH547816A (de) Verfahren zur herstellung von aminothiophen-derivaten.
AT262626B (de) Verfahren zur Herstellung von Schichtstoffen
AT269480B (de) Verfahren zur Herstellung von Polyimiden
CH507998A (de) Verfahren zur Herstellung von Blockcopolyestern
AT264134B (de) Verfahren zur Herstellung von Poly-N-oxyden
CH537902A (de) Verfahren zur Herstellung von Diaminen
AT266427B (de) Verfahren zur Herstellung von Holzpanplatten
AT285149B (de) Verfahren zur Herstellung von Holz-Kunststoff-Kombinationen
AT268522B (de) Verfahren zur Herstellung von Primycin
CH484941A (de) Verfahren zur Herstellung von Penicillinen
AT260890B (de) Verfahren zur Herstellung von ɛ-Caprolacton
CH465229A (de) Verfahren zur Herstellung von Polyamiden
CH472355A (de) Verfahren zur Herstellung von Naphthochinonen
AT266311B (de) Verfahren zur Herstellung von Vitamin B12
CH475208A (de) Verfahren zur Herstellung von Cyanophenolen
CH479601A (de) Verfahren zur Herstellung von Pteridinen
AT261557B (de) Verfahren zur Herstellung von Monoolefinen
CH479585A (de) Verfahren zur Herstellung von Vitamin B6
CH467859A (de) Verfahren zur Herstellung von Lydimycin
AT284416B (de) Verfahren zur Herstellung von Holz-Kunststoff-Kombinationen
AT283742B (de) Verfahren zur Herstellung von Polyimiden
AT280515B (de) Verfahren zur Herstellung von glaskristallinen Erzeugnissen

Legal Events

Date Code Title Description
PL Patent ceased