GB1300431A – 6-alkoxy-5,6-dihydro-4h-pyrans and their production and conversion into trimethyl-2-cyclohexen-1-ones
– Google Patents
GB1300431A – 6-alkoxy-5,6-dihydro-4h-pyrans and their production and conversion into trimethyl-2-cyclohexen-1-ones
– Google Patents
6-alkoxy-5,6-dihydro-4h-pyrans and their production and conversion into trimethyl-2-cyclohexen-1-ones
Info
Publication number
GB1300431A
GB1300431A
GB2357070A
GB2357070A
GB1300431A
GB 1300431 A
GB1300431 A
GB 1300431A
GB 2357070 A
GB2357070 A
GB 2357070A
GB 2357070 A
GB2357070 A
GB 2357070A
GB 1300431 A
GB1300431 A
GB 1300431A
Authority
GB
United Kingdom
Prior art keywords
formula
trimethyl
alkoxy
production
pyrans
Prior art date
1969-05-16
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.)
Expired
Application number
GB2357070A
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik AG
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.)
1969-05-16
Filing date
1970-05-15
Publication date
1972-12-20
1970-05-15
Application filed by BASF SE, Badische Anilin and Sodafabrik AG
filed
Critical
BASF SE
1972-12-20
Publication of GB1300431A
publication
Critical
patent/GB1300431A/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
C07D309/16—Heterocyclic compounds containing six-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
C07D309/28—Heterocyclic compounds containing six-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
C07D309/30—Oxygen atoms, e.g. delta-lactones
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
C07C45/60—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in six-membered rings
Abstract
1300431 Production of 6-alkoxy-5,6-dihydro- 4H – pyrans and trimethyl – 2 – cyclohexene-1- ones BADISCHE ANILIN- & SODA-FABRIK AG 15 May 1970 [16 May 1969] 23570/70 Heading C2C The invention relates to the production of (a) a 6-alkoxy-5,6-di-hydro-4H-pyran having the general formula in which R
GB2357070A
1969-05-16
1970-05-15
6-alkoxy-5,6-dihydro-4h-pyrans and their production and conversion into trimethyl-2-cyclohexen-1-ones
Expired
GB1300431A
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
DE19691924844
DE1924844A1
(en)
1969-05-16
1969-05-16
Process for the preparation of trimethyl-2-cyclohexen-1-ones
Publications (1)
Publication Number
Publication Date
GB1300431A
true
GB1300431A
(en)
1972-12-20
Family
ID=5734275
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
GB2357070A
Expired
GB1300431A
(en)
1969-05-16
1970-05-15
6-alkoxy-5,6-dihydro-4h-pyrans and their production and conversion into trimethyl-2-cyclohexen-1-ones
Country Status (8)
Country
Link
AT
(1)
AT296300B
(en)
AU
(1)
AU1513470A
(en)
BE
(1)
BE750463A
(en)
CH
(1)
CH532569A
(en)
DE
(1)
DE1924844A1
(en)
FR
(1)
FR2052386A5
(en)
GB
(1)
GB1300431A
(en)
NL
(1)
NL7007016A
(en)
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
WO2023285329A1
(en)
*
2021-07-13
2023-01-19
Basf Se
Use of 2,3,6-trimethyl-2-cyclohexen-1-one as aroma ingredient
Families Citing this family (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
JPS4868573A
(en)
*
1971-12-21
1973-09-18
DE2504930C2
(en)
*
1975-02-06
1983-02-10
Basf Ag, 6700 Ludwigshafen
Process for the preparation of 2,6,6-trimethyl-cyclohex-2-en-1-one
1969
1969-05-16
DE
DE19691924844
patent/DE1924844A1/en
active
Pending
1970
1970-05-06
CH
CH681170A
patent/CH532569A/en
not_active
IP Right Cessation
1970-05-12
FR
FR7017205A
patent/FR2052386A5/fr
not_active
Expired
1970-05-14
NL
NL7007016A
patent/NL7007016A/xx
unknown
1970-05-15
AT
AT439670A
patent/AT296300B/en
not_active
IP Right Cessation
1970-05-15
AU
AU15134/70A
patent/AU1513470A/en
not_active
Expired
1970-05-15
GB
GB2357070A
patent/GB1300431A/en
not_active
Expired
1970-05-15
BE
BE750463D
patent/BE750463A/en
unknown
Cited By (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
WO2023285329A1
(en)
*
2021-07-13
2023-01-19
Basf Se
Use of 2,3,6-trimethyl-2-cyclohexen-1-one as aroma ingredient
Also Published As
Publication number
Publication date
FR2052386A5
(en)
1971-04-09
DE1924844A1
(en)
1970-11-19
AT296300B
(en)
1972-02-10
NL7007016A
(en)
1970-11-18
CH532569A
(en)
1973-01-15
BE750463A
(en)
1970-11-16
AU1513470A
(en)
1971-11-18
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Legal Events
Date
Code
Title
Description
1973-05-02
PS
Patent sealed
1974-12-11
PLNP
Patent lapsed through nonpayment of renewal fees
