NL140222B - PROCESS FOR THE PREPARATION OF DERIVATIVES OF 16-METHYLENE PREDNISOLONE OR 16-METHYLENE PREDNISON. - Google Patents

PROCESS FOR THE PREPARATION OF DERIVATIVES OF 16-METHYLENE PREDNISOLONE OR 16-METHYLENE PREDNISON.

Info

Publication number
NL140222B
NL140222B NL282638A NL282638A NL140222B NL 140222 B NL140222 B NL 140222B NL 282638 A NL282638 A NL 282638A NL 282638 A NL282638 A NL 282638A NL 140222 B NL140222 B NL 140222B
Authority
NL
Netherlands
Prior art keywords
methylene
prednison
derivatives
preparation
prednisolone
Prior art date
Application number
NL282638A
Other languages
Dutch (nl)
Original Assignee
Merck Ag E
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 Ag E filed Critical Merck Ag E
Publication of NL140222B publication Critical patent/NL140222B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
    • C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
    • C12P33/00—Preparation of steroids
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J5/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by a chain of two carbon atoms, e.g. pregnane and substituted in position 21 by only one singly bound oxygen atom, i.e. only one oxygen bound to position 21 by a single bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Zoology (AREA)
  • Wood Science & Technology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biotechnology (AREA)
  • Biochemistry (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • General Engineering & Computer Science (AREA)
  • Genetics & Genomics (AREA)
  • Steroid Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
NL282638A 1961-09-15 1962-08-29 PROCESS FOR THE PREPARATION OF DERIVATIVES OF 16-METHYLENE PREDNISOLONE OR 16-METHYLENE PREDNISON. NL140222B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEM50307A DE1213403B (en) 1961-09-15 1961-09-15 Process for the preparation of delta 1,4-6alpha-methyl-16-methylene-3, 20-diketosteroid

Publications (1)

Publication Number Publication Date
NL140222B true NL140222B (en) 1973-11-15

Family

ID=7306808

Family Applications (2)

Application Number Title Priority Date Filing Date
NL282638D NL282638A (en) 1961-09-15
NL282638A NL140222B (en) 1961-09-15 1962-08-29 PROCESS FOR THE PREPARATION OF DERIVATIVES OF 16-METHYLENE PREDNISOLONE OR 16-METHYLENE PREDNISON.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
NL282638D NL282638A (en) 1961-09-15

Country Status (4)

Country Link
CH (1) CH411870A (en)
DE (1) DE1213403B (en)
NL (2) NL140222B (en)
SE (1) SE302122B (en)

Also Published As

Publication number Publication date
NL282638A (en)
DE1213403B (en) 1966-03-31
SE302122B (en) 1968-07-08
CH411870A (en) 1966-04-30

Similar Documents

Publication Publication Date Title
NL133984C (en) Process for the continuous preparation of ethylene oxide
NL128626C (en) Process for the preparation of polyurethanes.
NL143908B (en) PROCESS FOR THE CONTINUOUS PREPARATION OF ISOCYANATES.
NL146785B (en) PROCESS FOR THE PREPARATION OF 4-ARYL 3-HYDROXYBUTIC ACID DERIVATIVES.
NL277068A (en) PROCESS FOR THE PREPARATION OF UNSATURATED NITRILES
NL139912B (en) METHOD AND DEVICE FOR THE MANUFACTURE OF CLEAR FOELIES.
NL139179B (en) PROCESS FOR THE PREPARATION OF PREPARATIONS WITH CHOLERETIC AND / OR HYPOTENSIVE PROPERTIES, AS WELL AS FOR THE PREPARATION OF SUITABLE BENZOTHIAZEPINE AND BENZOTHIAZOCINE COMPOUNDS.
NL140850B (en) PROCESS FOR PREPARING ALFA-PYRROLIDONE.
NL148915B (en) PROCESS FOR THE PREPARATION OF POLY-EPSILON-CAPROLACTAM.
NL142069B (en) PROCESS FOR THE PREPARATION OF THERAPEUTICALLY VALUABLE SITOSTEROL PREPARATIONS.
NL123055C (en) Process for the manufacture of multicellular articles.
NL133550C (en) Process for the preparation of copolymers of caprolactam
NL139531B (en) PROCESS FOR THE PREPARATION OF AMINOISOXAZOLES.
NL144279B (en) PROCESS FOR THE PREPARATION OF 3-AMINO-ISOXAZOLES.
NL140882B (en) PROCESS FOR THE PREPARATION OF POLYURETHANES.
NL142141B (en) PROCESS FOR THE PREPARATION OF PRIMARY ALKANOLS.
NL157894B (en) PROCESS FOR THE PREPARATION OF AZINS.
NL146781C (en) PROCESS FOR THE PREPARATION OF ACETIC ACID.
NL145211B (en) PROCESS FOR THE PREPARATION OF 11-HYDROXYSTEROIDS.
NL149498B (en) PROCESS FOR THE PREPARATION OF VERY PURE 1,3,5-TRIOXAN.
NL140222B (en) PROCESS FOR THE PREPARATION OF DERIVATIVES OF 16-METHYLENE PREDNISOLONE OR 16-METHYLENE PREDNISON.
NL280429A (en) Process for the preparation of cadmium yellow pigments.
NL141151B (en) PROCESS FOR THE PREPARATION OF CRYSTALLINE ANTIMONE OXIDE CHLORIDE.
NL130683C (en) Improvement of the process for the manufacture of multicellular articles.
NL141860B (en) PROCESS FOR THE PREPARATION OF HERBICIDES.