HK1009332A1 - Improved process for the preparation of 3 beta 14 beta-dihydroxyethialnaldehyde - Google Patents

Improved process for the preparation of 3 beta 14 beta-dihydroxyethialnaldehyde

Info

Publication number
HK1009332A1
HK1009332A1 HK98109955A HK98109955A HK1009332A1 HK 1009332 A1 HK1009332 A1 HK 1009332A1 HK 98109955 A HK98109955 A HK 98109955A HK 98109955 A HK98109955 A HK 98109955A HK 1009332 A1 HK1009332 A1 HK 1009332A1
Authority
HK
Hong Kong
Prior art keywords
beta
dihydroxyethialnaldehyde
preparation
improved process
alkaline periodate
Prior art date
Application number
HK98109955A
Other languages
English (en)
Inventor
Mauro Gobbini
Marco Torri
Original Assignee
Sigma Tau Ind Farmaceuti
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 Sigma Tau Ind Farmaceuti filed Critical Sigma Tau Ind Farmaceuti
Publication of HK1009332A1 publication Critical patent/HK1009332A1/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J71/00—Steroids in which the cyclopenta(a)hydrophenanthrene skeleton is condensed with a heterocyclic ring
    • C07J71/0005—Oxygen-containing hetero ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J15/00—Stereochemically pure steroids containing carbon, hydrogen, halogen or oxygen having a partially or totally inverted skeleton, e.g. retrosteroids, L-isomers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J19/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 by a lactone ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J3/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J3/00—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom
    • C07J3/005—Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom the carbon atom being part of a carboxylic function
    • 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
    • C07J5/0007—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 not substituted in position 17 alfa
    • C07J5/0015—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 not substituted in position 17 alfa not substituted in position 16

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Fats And Perfumes (AREA)
  • Saccharide Compounds (AREA)
  • Steroid Compounds (AREA)
HK98109955A 1994-05-26 1998-08-15 Improved process for the preparation of 3 beta 14 beta-dihydroxyethialnaldehyde HK1009332A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRM940330A IT1272995B (it) 1994-05-26 1994-05-26 Procedimento migliorato per la preparazione della 14b-idrossi-etianaldeide.

Publications (1)

Publication Number Publication Date
HK1009332A1 true HK1009332A1 (en) 1999-05-28

Family

ID=11402558

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98109955A HK1009332A1 (en) 1994-05-26 1998-08-15 Improved process for the preparation of 3 beta 14 beta-dihydroxyethialnaldehyde

Country Status (9)

Country Link
US (1) US5596110A (xx)
EP (1) EP0684256B1 (xx)
JP (1) JPH07316189A (xx)
AT (1) ATE166059T1 (xx)
DE (1) DE69502438T2 (xx)
DK (1) DK0684256T3 (xx)
ES (1) ES2118523T3 (xx)
HK (1) HK1009332A1 (xx)
IT (1) IT1272995B (xx)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587739A (en) * 1978-12-26 1980-07-02 Mitsui Petrochem Ind Ltd Preparation of aromatic aldehyde or ketone

Also Published As

Publication number Publication date
JPH07316189A (ja) 1995-12-05
ATE166059T1 (de) 1998-05-15
DK0684256T3 (da) 1999-01-25
US5596110A (en) 1997-01-21
EP0684256A3 (en) 1996-07-10
ITRM940330A0 (it) 1994-05-26
ES2118523T3 (es) 1998-09-16
DE69502438D1 (de) 1998-06-18
EP0684256A2 (en) 1995-11-29
ITRM940330A1 (it) 1995-11-26
EP0684256B1 (en) 1998-05-13
DE69502438T2 (de) 1998-10-15
IT1272995B (it) 1997-07-01

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)