SE7711964L - Forfarande for framstellning av gamma-pyroner - Google Patents

Forfarande for framstellning av gamma-pyroner

Info

Publication number
SE7711964L
SE7711964L SE7711964A SE7711964A SE7711964L SE 7711964 L SE7711964 L SE 7711964L SE 7711964 A SE7711964 A SE 7711964A SE 7711964 A SE7711964 A SE 7711964A SE 7711964 L SE7711964 L SE 7711964L
Authority
SE
Sweden
Prior art keywords
pyrons
gamma
procedure
production
gamma pyrons
Prior art date
Application number
SE7711964A
Other languages
English (en)
Swedish (sv)
Inventor
T M Brennan
D P Brannegan
P D Weeks
D E Kuhla
Original Assignee
Pfizer
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 Pfizer filed Critical Pfizer
Publication of SE7711964L publication Critical patent/SE7711964L/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
    • C07D309/40—Oxygen atoms attached in positions 3 and 4, e.g. maltol

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrane Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Furan Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Seasonings (AREA)
SE7711964A 1976-11-12 1977-10-24 Forfarande for framstellning av gamma-pyroner SE7711964L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/741,348 US4126624A (en) 1976-11-12 1976-11-12 Preparation of gamma-pyrones from 3-substituted furans

Publications (1)

Publication Number Publication Date
SE7711964L true SE7711964L (sv) 1978-05-13

Family

ID=24980357

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7711964A SE7711964L (sv) 1976-11-12 1977-10-24 Forfarande for framstellning av gamma-pyroner

Country Status (25)

Country Link
US (1) US4126624A (fr)
JP (2) JPS5363381A (fr)
AR (1) AR217267A1 (fr)
AU (1) AU499476B1 (fr)
BE (1) BE860699A (fr)
BR (1) BR7707529A (fr)
CA (1) CA1109478A (fr)
DD (1) DD134349A5 (fr)
DE (1) DE2750553C2 (fr)
DK (1) DK502077A (fr)
ES (1) ES464045A1 (fr)
FI (1) FI773367A7 (fr)
FR (2) FR2385710A1 (fr)
GB (1) GB1543897A (fr)
IE (1) IE46411B1 (fr)
IT (1) IT1109435B (fr)
LU (1) LU78503A1 (fr)
MX (1) MX4750E (fr)
NL (1) NL167163C (fr)
NO (1) NO773868L (fr)
PL (1) PL202091A1 (fr)
PT (1) PT67234B (fr)
SE (1) SE7711964L (fr)
TR (1) TR19727A (fr)
ZA (1) ZA776744B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5481273A (en) * 1977-12-12 1979-06-28 Shin Etsu Chem Co Ltd Preparation of pyranone halide
JPS59192558U (ja) * 1983-06-07 1984-12-20 株式会社多川工業 粉砕機等のア−ム旋回装置
JP2586607B2 (ja) * 1987-10-30 1997-03-05 日産化学工業株式会社 光学活性アルコールの製造法
BR9408521A (pt) * 1994-01-31 1997-08-19 Pfizer Método para sintetizar gama-pironas
CN107089962B (zh) * 2017-04-18 2019-09-10 山东新和成药业有限公司 一种由分子氧氧化制备麦芽酚及同系物的方法
CN111533719B (zh) * 2020-04-29 2022-04-01 广东省肇庆华格生物科技有限公司 一种乙基麦芽酚的合成工艺
CN112778257A (zh) * 2021-01-21 2021-05-11 香港科技大学 一种将糠醇氧化为二氢吡喃酮类衍生物的绿色方法
CN118005589A (zh) * 2023-12-27 2024-05-10 大连理工大学 一种由取代2,5-二氢呋喃甲醇一步制备6-甲氧基二氢吡喃酮的合成方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491122A (en) * 1966-09-14 1970-01-20 Monsanto Co Synthesis of 4-pyrones
US3547912A (en) * 1968-07-29 1970-12-15 American Home Prod Derivatives of 2h-pyran-3(6h)-ones and preparation thereof
US3832357A (en) * 1971-05-26 1974-08-27 Daicel Ltd Process for preparation of 3-hydroxy-2-alkyl-4-pyrone

Also Published As

Publication number Publication date
FR2387973B1 (fr) 1983-02-25
DE2750553A1 (de) 1978-05-18
PT67234B (en) 1979-04-16
US4126624A (en) 1978-11-21
IT1109435B (it) 1985-12-16
NO773868L (no) 1978-05-16
CA1109478A (fr) 1981-09-22
AU499476B1 (en) 1979-04-26
DE2750553C2 (de) 1983-06-30
JPS5511568A (en) 1980-01-26
IE46411B1 (en) 1983-06-01
FR2387973A1 (fr) 1978-11-17
ES464045A1 (es) 1978-08-01
GB1543897A (en) 1979-04-11
DK502077A (da) 1978-05-13
NL7712427A (nl) 1978-05-17
MX4750E (es) 1982-08-31
JPS5363381A (en) 1978-06-06
BR7707529A (pt) 1978-06-20
JPS5814434B2 (ja) 1983-03-18
NL167163C (nl) 1981-11-16
AR217267A1 (es) 1980-03-14
IE772296L (en) 1978-05-12
DD134349A5 (de) 1979-02-21
LU78503A1 (fr) 1979-06-13
FI773367A7 (fi) 1978-05-13
BE860699A (fr) 1978-05-10
JPS5516588B2 (fr) 1980-05-02
NL167163B (nl) 1981-06-16
TR19727A (tr) 1979-11-23
PL202091A1 (pl) 1979-06-04
FR2385710A1 (fr) 1978-10-27
FR2385710B1 (fr) 1983-01-07
ZA776744B (en) 1978-10-25
PT67234A (en) 1977-12-01

Similar Documents

Publication Publication Date Title
NO148984C (no) Fremgangsmaate for fremstilling av ammoniakk
PL195154A1 (pl) Sposob wytwarzania eterow zwiazkow hydroksybenzodwuheterocyklicznych
SE441827B (sv) Forfarande for framstellning av fenoxiaminopropanoler
SE7811195L (sv) Forfarande for framstellning av mjuka samplyamider
NO774404L (no) Fremgangsmaate for fremstilling av dimetyleter
SE441354B (sv) Forfarande for framstellning av meta-fenoxibensaldehyd
SE435387B (sv) Forfarande for framstellning av antracyklinglykosider
NO143992C (no) Fremgangsmaate for fremstilling av heksanitrostilben
NO772193L (no) Fremgangsm}te for fremstilling av gamma-pyroner
SE7710647L (sv) Anleggning for tillverkning av planglas
SE7703628L (sv) Forfarande for framstellning av resoler
NO774067L (no) Fremgangsmaate for fremstilling av cellulosemasse
SE7711964L (sv) Forfarande for framstellning av gamma-pyroner
SE7707471L (sv) Forfarande for framstellning av 5-m-tolyloxiuracil
SE7712218L (sv) Forfarande for framstellning av 4a-aryloktahydro-1h-2-pyrindiner
IT1086689B (it) Procedimento per la produzione di clorometilsilani
SE7709142L (sv) Forfarande for framstellning av 1-aryloxi-3-amino-propan-2-oler
SE7709636L (sv) Forfarande for framstellning av 4-oxokapronitril
SE7702071L (sv) Forfarande for framstellning av sulfoacetaler
IT1076785B (it) Procedimento per la produzione di puo2
TR19809A (tr) Haloasilamitlerin ueretilmesine mahsus usul
SE433354B (sv) Forfarande for framstellning av cefalosporinderivat
NO143679C (no) Fremgangsmaate for fremstilling av brannhemmende skilleveggelementer
NO139410C (no) Fremgangsmaate for fremstilling av lateks
SE7605753L (sv) Forfarande for framstellning av urandioxid