CA2127272A1 - Halogenation using halo-vilsmeier reagent - Google Patents

Halogenation using halo-vilsmeier reagent

Info

Publication number
CA2127272A1
CA2127272A1 CA002127272A CA2127272A CA2127272A1 CA 2127272 A1 CA2127272 A1 CA 2127272A1 CA 002127272 A CA002127272 A CA 002127272A CA 2127272 A CA2127272 A CA 2127272A CA 2127272 A1 CA2127272 A1 CA 2127272A1
Authority
CA
Canada
Prior art keywords
reagent
process according
vilsmeier reagent
halogen
chloride
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
CA002127272A
Other languages
English (en)
French (fr)
Inventor
Neil Howard Baine
Donald Nathaniel Klein
Richard Eric Mewshaw
Franklin Fell Owings
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SmithKline Beecham Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2127272A1 publication Critical patent/CA2127272A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J9/00Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J43/00Normal steroids having a nitrogen-containing hetero ring spiro-condensed or not condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J3/00Normal steroids containing carbon, hydrogen, halogen or oxygen, substituted in position 17 beta by one carbon atom
    • C07J3/005Normal 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07JSTEROIDS
    • C07J41/00Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring
    • C07J41/0033Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005
    • C07J41/0066Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring not covered by C07J41/0005 the 17-beta position being substituted by a carbon atom forming part of an amide group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Steroid Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA002127272A 1992-01-06 1993-01-06 Halogenation using halo-vilsmeier reagent Abandoned CA2127272A1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US81717992A 1992-01-06 1992-01-06
US07/817,179 1992-01-06
US94134892A 1992-09-04 1992-09-04
US07/941,348 1992-09-04

Publications (1)

Publication Number Publication Date
CA2127272A1 true CA2127272A1 (en) 1993-07-22

Family

ID=27124147

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002127272A Abandoned CA2127272A1 (en) 1992-01-06 1993-01-06 Halogenation using halo-vilsmeier reagent

Country Status (23)

Country Link
EP (1) EP0643723A4 (es)
JP (1) JPH07505138A (es)
KR (1) KR940703849A (es)
CN (1) CN1077201A (es)
AP (1) AP370A (es)
AU (1) AU666167B2 (es)
BG (1) BG98887A (es)
BR (1) BR9305786A (es)
CA (1) CA2127272A1 (es)
CZ (1) CZ161994A3 (es)
FI (1) FI943214A0 (es)
HU (1) HUT68273A (es)
IL (1) IL104302A (es)
MA (1) MA22761A1 (es)
MX (1) MX9300025A (es)
NO (1) NO942535L (es)
NZ (1) NZ246788A (es)
OA (1) OA09961A (es)
RU (1) RU94038223A (es)
SI (1) SI9300006A (es)
SK (1) SK80094A3 (es)
TW (1) TW300226B (es)
WO (1) WO1993014106A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5683995A (en) * 1992-11-18 1997-11-04 Smithkline Beecham Corporation 17 substituted acyl-3-carboxy 3,5-diene steroidals as α-reductase inhibitors
US5641765A (en) * 1992-11-18 1997-06-24 Smithkline Beecham Corporation 17-αand 17-βsubstituted acyl-3-carboxy-3,5-dienes and use in inhibiting 5-α-reductase
JP2008501804A (ja) 2004-06-08 2008-01-24 テンプル・ユニバーシティ−オブ・ザ・コモンウェルス・システム・オブ・ハイアー・エデュケイション ヘテロアリール、スルホン及びスルホンアミド並びにそれらの治療用途

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA883034B (en) * 1987-04-29 1989-03-29 Smithkline Beckman Corp Steroid 5-alpha-reductase inhibitors

Also Published As

Publication number Publication date
KR940703849A (ko) 1994-12-12
NZ246788A (en) 1996-11-26
OA09961A (en) 1995-12-11
JPH07505138A (ja) 1995-06-08
WO1993014106A1 (en) 1993-07-22
CZ161994A3 (en) 1995-03-15
RU94038223A (ru) 1997-04-20
FI943214A (fi) 1994-07-05
TW300226B (es) 1997-03-11
CN1077201A (zh) 1993-10-13
IL104302A0 (en) 1993-05-13
MX9300025A (es) 1994-01-31
HU9402030D0 (en) 1994-09-28
HUT68273A (en) 1995-06-28
AU666167B2 (en) 1996-02-01
SI9300006A (en) 1993-09-30
IL104302A (en) 1998-02-22
AU3434893A (en) 1993-08-03
BG98887A (bg) 1995-05-31
AP370A (en) 1994-11-10
MA22761A1 (fr) 1993-10-01
NO942535D0 (no) 1994-07-05
EP0643723A1 (en) 1995-03-22
NO942535L (no) 1994-07-05
FI943214A0 (fi) 1994-07-05
SK80094A3 (en) 1994-12-07
AP9300473A0 (en) 1993-01-31
BR9305786A (pt) 1997-02-18
EP0643723A4 (en) 1995-05-10

Similar Documents

Publication Publication Date Title
Abarbri et al. Efficient synthesis of conjugated (2E)-or (2Z)-en-4-ynoic acids and (2E, 4E)-or (2Z, 4E)-dienoic acids via palladium-catalysed cross coupling
AU756673B2 (en) Method for producing ortho-alkylated benzoic acid derivatives
CA2127272A1 (en) Halogenation using halo-vilsmeier reagent
Lecomte et al. Improved addition of organolithium reagents to hindered and/or enolisable ketones
CN100420699C (zh) 生产7-甲异炔诺酮的方法
JP4913962B2 (ja) フェニルエチニルフタル酸無水物誘導体の製造方法
AU611426B2 (en) 17alpha-ethinyl-17beta-hydroxy-18-methyl-4, 15-estradien-3-one and new intermediate products for this process
JPH05507271A (ja) 10β―H―ステロイドの製法
EP1586579A1 (en) Process for the preparation of delta(15-16)-17-ketosteroids and use thereof in the synthesis of pharmacologically active compounds
US6933405B2 (en) User- and eco-friendly hypervalent iodine reagent and method of synthesis
JP3279564B2 (ja) メチル化剤もしくはエチル化剤及びα,β−不飽和ケト化合物へのメチル基もしくはエチル基の1,4−付加法
KR100562763B1 (ko) 치환된안트라퀴논을제조하는방법및이안트라퀴논을레인제조에사용하는방법
US4057542A (en) Process for the preparation of 17β-hydroxy-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone
JPS6220995B2 (es)
HU190228B (en) Process for producing 17-qlpha-dihalogenoethenyl-adrostanes
JP3672969B2 (ja) ハロアルキルフェロセンの合成方法
JP3503150B2 (ja) 4−フェニル−1−ブテン類の製造法
JP3770904B2 (ja) 1−メチル−3−ケト−δ▲上1,4▼−ステロイドの製法
Bacqué et al. A Convenient Synthesis of 2, 2-Diphenyl-Cyclohexanone and 6, 6-Diphenyl-2-Cyclohexen-One
US4895679A (en) Process for production of chenodeoxycholic acid and novel intermediates useful for the process
JPS5855154B2 (ja) 17 アルフア −(3− ヒドロキシプロピル )−17 ベ−タ− − ヒドロキシアンドロスト −4− エン −3− オンノセイゾウホウ
JPS6251279B2 (es)
JPH07133270A (ja) クロマン誘導体およびその製法
JPH10130193A (ja) 3’−ヒドロキシアセトフェノンの製造方法
JPS59186999A (ja) プレグナ−1,4,11(12)−トリエン−3−オン−20−カルボン酸及びそのエステル

Legal Events

Date Code Title Description
FZDE Discontinued