AU4381772A – Process forthe preparation of chloroformic acid esters and cyclic carbonates
– Google Patents
AU4381772A – Process forthe preparation of chloroformic acid esters and cyclic carbonates
– Google Patents
Process forthe preparation of chloroformic acid esters and cyclic carbonates
Info
Publication number
AU4381772A
AU4381772A
AU43817/72A
AU4381772A
AU4381772A
AU 4381772 A
AU4381772 A
AU 4381772A
AU 43817/72 A
AU43817/72 A
AU 43817/72A
AU 4381772 A
AU4381772 A
AU 4381772A
AU 4381772 A
AU4381772 A
AU 4381772A
Authority
AU
Australia
Prior art keywords
acid esters
cyclic carbonates
chloroformic acid
process forthe
forthe preparation
Prior art date
1971-06-25
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
AU43817/72A
Other versions
AU468132B2
(en
Inventor
SEMLER and GEORG SCHAEFFER GUNTHER
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.)
Hoechst AG
Original Assignee
Hoechst 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.)
1971-06-25
Filing date
1972-06-23
Publication date
1974-01-03
1971-06-25
Priority claimed from DE19712131555
external-priority
patent/DE2131555C3/en
1972-03-20
Priority claimed from DE19722213408
external-priority
patent/DE2213408C2/en
1972-06-23
Application filed by Hoechst AG
filed
Critical
Hoechst AG
1974-01-03
Publication of AU4381772A
publication
Critical
patent/AU4381772A/en
1976-01-08
Application granted
granted
Critical
1976-01-08
Publication of AU468132B2
publication
Critical
patent/AU468132B2/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
C07C69/96—Esters of carbonic or haloformic acids
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
C07C68/00—Preparation of esters of carbonic or haloformic acids
C07C68/02—Preparation of esters of carbonic or haloformic acids from phosgene or haloformates
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07D—HETEROCYCLIC COMPOUNDS
C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
C07D317/70—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with ring systems containing two or more relevant rings
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07D—HETEROCYCLIC COMPOUNDS
C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
C07D319/08—1,3-Dioxanes; Hydrogenated 1,3-dioxanes condensed with carbocyclic rings or ring systems
AU43817/72A
1971-06-25
1972-06-23
Process forthe preparation of chloroformic acid esters and cyclic carbonates
Expired
AU468132B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
DE19712131555
DE2131555C3
(en)
1971-06-25
1971-06-25
Process for the preparation of phenyl chloroformate
DE19722213408
DE2213408C2
(en)
1972-03-20
1972-03-20
Process for the preparation of aryl chloroformate
Publications (2)
Publication Number
Publication Date
AU4381772A
true
AU4381772A
(en)
1974-01-03
AU468132B2
AU468132B2
(en)
1976-01-08
Family
ID=25761326
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU43817/72A
Expired
AU468132B2
(en)
1971-06-25
1972-06-23
Process forthe preparation of chloroformic acid esters and cyclic carbonates
Country Status (13)
Country
Link
JP
(1)
JPS5133897B1
(en)
AT
(1)
AT332380B
(en)
AU
(1)
AU468132B2
(en)
BE
(1)
BE785446A
(en)
CA
(1)
CA978979A
(en)
CH
(1)
CH586181A5
(en)
CS
(1)
CS179385B2
(en)
DD
(1)
DD97882A5
(en)
FR
(1)
FR2143363B1
(en)
GB
(1)
GB1400184A
(en)
IT
(1)
IT959950B
(en)
NL
(1)
NL7208416A
(en)
SU
(1)
SU527132A3
(en)
Families Citing this family (1)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US8344092B2
(en)
2009-06-26
2013-01-01
Idemitsu Kosan Co., Ltd.
Method for producing bischloroformate compound, polycarbonate oligomer having small number of monomers and solution containing bischloroformate compound
1972
1972-06-20
NL
NL7208416A
patent/NL7208416A/xx
active
Search and Examination
1972-06-21
CS
CS437672A
patent/CS179385B2/en
unknown
1972-06-22
CH
CH939172A
patent/CH586181A5/xx
not_active
IP Right Cessation
1972-06-23
FR
FR7222734A
patent/FR2143363B1/fr
not_active
Expired
1972-06-23
SU
SU1802668A
patent/SU527132A3/en
active
1972-06-23
JP
JP6246372A
patent/JPS5133897B1/ja
active
Pending
1972-06-23
AT
AT540772A
patent/AT332380B/en
not_active
IP Right Cessation
1972-06-23
CA
CA145,516A
patent/CA978979A/en
not_active
Expired
1972-06-23
AU
AU43817/72A
patent/AU468132B2/en
not_active
Expired
1972-06-23
GB
GB2959972A
patent/GB1400184A/en
not_active
Expired
1972-06-23
IT
IT2615772A
patent/IT959950B/en
active
1972-06-26
BE
BE119178A
patent/BE785446A/en
not_active
IP Right Cessation
1972-06-26
DD
DD16397272A
patent/DD97882A5/xx
unknown
Also Published As
Publication number
Publication date
BE785446A
(en)
1972-12-27
CA978979A
(en)
1975-12-02
AU468132B2
(en)
1976-01-08
ATA540772A
(en)
1976-01-15
NL7208416A
(en)
1972-12-28
CS179385B2
(en)
1977-10-31
GB1400184A
(en)
1975-07-16
DD97882A5
(en)
1973-05-20
AT332380B
(en)
1976-09-27
CH586181A5
(en)
1977-03-31
FR2143363B1
(en)
1977-12-23
FR2143363A1
(en)
1973-02-02
SU527132A3
(en)
1976-08-30
IT959950B
(en)
1973-11-10
JPS5133897B1
(en)
1976-09-22
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