IN144978B - - Google Patents

Info

Publication number
IN144978B
IN144978B IN1155/CAL/76A IN1155CA1976A IN144978B IN 144978 B IN144978 B IN 144978B IN 1155CA1976 A IN1155CA1976 A IN 1155CA1976A IN 144978 B IN144978 B IN 144978B
Authority
IN
India
Application number
IN1155/CAL/76A
Other languages
English (en)
Inventor
P Weeks
R Allingham
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 IN144978B publication Critical patent/IN144978B/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/26Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D307/32Oxygen atoms
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L27/00Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
    • A23L27/20Synthetic spices, flavouring agents or condiments
    • A23L27/205Heterocyclic compounds
    • A23L27/2052Heterocyclic compounds having oxygen or sulfur as the only hetero atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D307/60Two oxygen atoms, e.g. succinic anhydride
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/32Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34Heterocyclic 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
    • C07D309/36Heterocyclic 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
    • C07D309/40Oxygen atoms attached in positions 3 and 4, e.g. maltol
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D493/00Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04Ortho-condensed systems
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00Essential oils; Perfumes
    • C11B9/0069Heterocyclic compounds
    • C11B9/0073Heterocyclic compounds containing only O or S as heteroatoms
    • C11B9/008Heterocyclic compounds containing only O or S as heteroatoms the hetero rings containing six atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Epoxy Compounds (AREA)
  • Saccharide Compounds (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pyridine Compounds (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Picture Signal Circuits (AREA)
  • Electroluminescent Light Sources (AREA)
IN1155/CAL/76A 1975-08-28 1976-06-29 IN144978B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60845275A 1975-08-28 1975-08-28

Publications (1)

Publication Number Publication Date
IN144978B true IN144978B (xx) 1978-08-05

Family

ID=24436571

Family Applications (1)

Application Number Title Priority Date Filing Date
IN1155/CAL/76A IN144978B (xx) 1975-08-28 1976-06-29

Country Status (36)

Country Link
JP (1) JPS5231077A (xx)
AR (2) AR214976A1 (xx)
AT (1) AT347455B (xx)
BE (1) BE843953A (xx)
BG (1) BG27373A3 (xx)
BR (1) BR7604541A (xx)
CA (1) CA1077501A (xx)
CH (1) CH620917A5 (xx)
CS (2) CS193557B2 (xx)
DD (2) DD127201A5 (xx)
DE (1) DE2630837C3 (xx)
DK (1) DK148020C (xx)
ES (3) ES449938A1 (xx)
FI (1) FI71316C (xx)
FR (1) FR2322146A1 (xx)
GB (2) GB1505028A (xx)
GR (1) GR60430B (xx)
HK (2) HK30081A (xx)
HU (2) HU177367B (xx)
IE (1) IE42789B1 (xx)
IN (1) IN144978B (xx)
IT (1) IT1065604B (xx)
LU (1) LU75380A1 (xx)
MX (1) MX3627E (xx)
MY (2) MY8100265A (xx)
NL (2) NL166260C (xx)
NO (3) NO145952C (xx)
PH (2) PH13217A (xx)
PL (3) PL104612B1 (xx)
PT (1) PT65357B (xx)
RO (1) RO71275B (xx)
SE (3) SE426592B (xx)
SU (2) SU942596A3 (xx)
TR (1) TR19310A (xx)
YU (2) YU39355B (xx)
ZA (1) ZA763902B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52153967A (en) * 1976-06-15 1977-12-21 Otsuka Chem Co Ltd 5,6-dihydro-2h-pyran-5-one derivatives
CA1095921A (en) * 1976-08-02 1981-02-17 Thomas M. Brennan Preparation of gamma-pyrones

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE225446C (xx) *
US3159652A (en) * 1962-06-13 1964-12-01 Pfizer & Co C Preparation of gamma-pyrones
US3476778A (en) * 1966-05-16 1969-11-04 Monsanto Co Gamma-pyrone synthesis
US3491122A (en) * 1966-09-14 1970-01-20 Monsanto Co Synthesis of 4-pyrones
JPS5145565B1 (xx) * 1968-10-12 1976-12-04
JPS5212166A (en) * 1975-07-17 1977-01-29 Tatsuya Shono Process for preparation of 4-pyron derivatives

Also Published As

Publication number Publication date
NO146572C (no) 1982-10-27
JPS5231077A (en) 1977-03-09
ZA763902B (en) 1977-05-25
PL110369B1 (en) 1980-07-31
BG27373A3 (en) 1979-10-12
AR214976A1 (es) 1979-08-31
AT347455B (de) 1978-12-27
DK315576A (da) 1976-02-29
HU177367B (en) 1981-09-28
NO145952C (no) 1982-06-30
YU39577B (en) 1984-12-31
NO145952B (no) 1982-03-22
MY8100265A (en) 1981-12-31
NO803831L (no) 1977-03-01
ES461253A1 (es) 1978-08-16
DD131857A5 (de) 1978-07-26
BR7604541A (pt) 1977-08-02
PL110241B1 (en) 1980-07-31
PH13217A (en) 1980-02-07
DE2630837C3 (de) 1981-07-09
DK148020B (da) 1985-02-04
FR2322146B1 (xx) 1978-10-20
RO71275A (ro) 1984-03-15
FI71316C (fi) 1986-12-19
HK30081A (en) 1981-07-10
HU187762B (en) 1986-02-28
LU75380A1 (xx) 1977-04-04
NL166260C (nl) 1981-07-15
MY8100273A (en) 1981-12-31
CH620917A5 (en) 1980-12-31
GB1505028A (en) 1978-03-22
PT65357B (en) 1978-01-09
NL8004974A (nl) 1980-11-28
SU942596A3 (ru) 1982-07-07
GB1505029A (en) 1978-03-22
NL166260B (nl) 1981-02-16
TR19310A (tr) 1978-11-28
PH14410A (en) 1981-06-25
DE2630837B2 (de) 1980-08-21
CA1077501A (en) 1980-05-13
CS193595B2 (en) 1979-10-31
DE2630837A1 (de) 1977-03-03
CS193557B2 (en) 1979-10-31
SE7910631L (sv) 1979-12-21
DD127201A5 (xx) 1977-09-14
BE843953A (fr) 1977-01-10
IE42789L (en) 1977-02-28
SE432929B (sv) 1984-04-30
NO147245C (no) 1983-03-02
SE7607321L (sv) 1977-03-01
NO803832L (no) 1977-03-01
NL7607730A (nl) 1977-03-02
ES449938A1 (es) 1978-03-16
ATA517276A (de) 1978-05-15
MX3627E (es) 1981-04-03
PT65357A (en) 1976-07-31
SE433078B (sv) 1984-05-07
PL104612B1 (pl) 1979-08-31
YU103182A (en) 1982-08-31
NO762449L (xx) 1977-03-01
NO147245B (no) 1982-11-22
SU1169540A3 (ru) 1985-07-23
NO146572B (no) 1982-07-19
FI762039A (xx) 1977-03-01
ES461252A1 (es) 1978-08-16
FR2322146A1 (fr) 1977-03-25
RO71275B (ro) 1984-03-31
AR215618A1 (es) 1979-10-31
DK148020C (da) 1985-10-07
FI71316B (fi) 1986-09-09
YU39355B (en) 1984-10-31
IT1065604B (it) 1985-03-04
YU160476A (en) 1982-08-31
IE42789B1 (en) 1980-10-22
GR60430B (en) 1978-05-26
SE426592B (sv) 1983-01-31
SE7910630L (sv) 1979-12-21
AU1578376A (en) 1978-01-12
HK29981A (en) 1981-07-10

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