GB2003152A – Chemical process
– Google Patents
GB2003152A – Chemical process
– Google Patents
Chemical process
Info
Publication number
GB2003152A
GB2003152A
GB7834349A
GB7834349A
GB2003152A
GB 2003152 A
GB2003152 A
GB 2003152A
GB 7834349 A
GB7834349 A
GB 7834349A
GB 7834349 A
GB7834349 A
GB 7834349A
GB 2003152 A
GB2003152 A
GB 2003152A
Authority
GB
United Kingdom
Prior art keywords
chemical process
chemical
Prior art date
1977-08-25
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.)
Granted
Application number
GB7834349A
Other versions
GB2003152B
(en
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.)
University of Rochester
Original Assignee
University of Rochester
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.)
1977-08-25
Filing date
1978-08-23
Publication date
1979-03-07
1978-08-23
Application filed by University of Rochester
filed
Critical
University of Rochester
1979-03-07
Publication of GB2003152A
publication
Critical
patent/GB2003152A/en
1982-01-20
Application granted
granted
Critical
1982-01-20
Publication of GB2003152B
publication
Critical
patent/GB2003152B/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
C—CHEMISTRY; METALLURGY
C07—ORGANIC CHEMISTRY
C07D—HETEROCYCLIC COMPOUNDS
C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
C07D493/04—Ortho-condensed systems
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
C07D317/46—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 one six-membered ring
C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
C07D317/60—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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
GB7834349A
1977-08-25
1978-08-23
Chemical process
Expired
GB2003152B
(en)
Applications Claiming Priority (1)
Application Number
Priority Date
Filing Date
Title
US05/827,487
US4122092A
(en)
1977-08-25
1977-08-25
Total synthesis of (±)-picropodophyllone and (±)-4′-demethylpicropodophyllone
Publications (2)
Publication Number
Publication Date
GB2003152A
true
GB2003152A
(en)
1979-03-07
GB2003152B
GB2003152B
(en)
1982-01-20
Family
ID=25249348
Family Applications (2)
Application Number
Title
Priority Date
Filing Date
GB7834349A
Expired
GB2003152B
(en)
1977-08-25
1978-08-23
Chemical process
GB7910536A
Expired
GB2017695B
(en)
1977-08-25
1978-08-23
Process for the preparation of a 2,2-dicarbalkoxy-1-(3′,4′,5′-trimethoxyphenyl)-6,7-methylene-dioxytetralin and its use as an intermediate in the synthesis of(+)-picropodophyllone
Family Applications After (1)
Application Number
Title
Priority Date
Filing Date
GB7910536A
Expired
GB2017695B
(en)
1977-08-25
1978-08-23
Process for the preparation of a 2,2-dicarbalkoxy-1-(3′,4′,5′-trimethoxyphenyl)-6,7-methylene-dioxytetralin and its use as an intermediate in the synthesis of(+)-picropodophyllone
Country Status (8)
Country
Link
US
(1)
US4122092A
(en)
JP
(1)
JPS5495572A
(en)
CA
(1)
CA1088952A
(en)
CH
(1)
CH636870A5
(en)
DE
(1)
DE2837033A1
(en)
ES
(1)
ES472864A1
(en)
GB
(2)
GB2003152B
(en)
IT
(1)
IT1106118B
(en)
Families Citing this family (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4294763A
(en)
*
1980-03-05
1981-10-13
University Of Rochester
Intermediates for the production of picropodophyllin and related compounds and processes for the preparation and use thereof
DE3476752D1
(en)
*
1983-06-01
1989-03-23
Ciba Geigy Ag
Process for the preparation of 2-arylbenzotriazoles
GB8424269D0
(en)
*
1984-09-26
1984-10-31
Pharma Medica As
Isolation and purification of podophyllotoxin
EP0207124B1
(en)
*
1984-12-28
1991-10-09
Conpharm Ab
Use of podophyllotoxin and derivatives thereof
US4644072A
(en)
*
1985-04-12
1987-02-17
Bristol-Myers Company
Intermediates for the production of epipodophyllotoxin and related compounds and processes for the preparation and use thereof
US5011948A
(en)
*
1985-04-12
1991-04-30
Bristol-Myers Company
Intermediates for the production of epipodophyllotoxin and related compounds and processes for the preparation and use thereof
JPS6236371A
(en)
*
1985-07-24
1987-02-17
Nichirei:Kk
Novel antimicrobial substance and production thereof
DE3530718A1
(en)
*
1985-08-28
1987-03-12
Madaus & Co Dr
METHYLENE DIOXYPHENANTHENE AND STYLENE DERIVATIVES, METHOD FOR PRODUCING THE SAME AND MEDICINAL PRODUCTS CONTAINING THE SAME
AU632796B2
(en)
*
1989-02-23
1993-01-14
University Of North Carolina At Chapel Hill, The
Etoposide analogues
US6051721A
(en)
*
1997-10-02
2000-04-18
The Board Of Regents Of The University Of Nebraska
Ring E-modified analogues of(-)-podophyllotoxin and etoposide and a method for their synthesis
WO2009100349A1
(en)
*
2008-02-09
2009-08-13
The Trustees Of Columbia University In The City Of New York
Analogues of (-)-picropodophyllin, synthesis and uses thereof
Family Cites Families (3)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB1088621A
(en)
*
1963-12-12
1967-10-25
Sandoz Ltd
Improvements in or relating to podophyllin derivatives
NL6613143A
(en)
*
1965-09-21
1967-03-22
US4059593A
(en)
*
1975-12-22
1977-11-22
University Of Rochester
Synthesis of steganacin and derivatives thereof
1977
1977-08-25
US
US05/827,487
patent/US4122092A/en
not_active
Expired – Lifetime
1978
1978-08-21
CA
CA309,690A
patent/CA1088952A/en
not_active
Expired
1978-08-23
GB
GB7834349A
patent/GB2003152B/en
not_active
Expired
1978-08-23
GB
GB7910536A
patent/GB2017695B/en
not_active
Expired
1978-08-23
CH
CH892778A
patent/CH636870A5/en
not_active
IP Right Cessation
1978-08-24
IT
IT50850/78A
patent/IT1106118B/en
active
1978-08-24
DE
DE19782837033
patent/DE2837033A1/en
active
Granted
1978-08-24
JP
JP10236778A
patent/JPS5495572A/en
active
Granted
1978-08-25
ES
ES472864A
patent/ES472864A1/en
not_active
Expired
Also Published As
Publication number
Publication date
DE2837033C2
(en)
1988-04-21
US4122092A
(en)
1978-10-24
CH636870A5
(en)
1983-06-30
JPS5495572A
(en)
1979-07-28
DE2837033A1
(en)
1979-03-22
GB2017695A
(en)
1979-10-10
JPS6125033B2
(en)
1986-06-13
GB2017695B
(en)
1982-01-20
IT7850850D0
(en)
1978-08-24
ES472864A1
(en)
1979-10-16
IT1106118B
(en)
1985-11-11
CA1088952A
(en)
1980-11-04
GB2003152B
(en)
1982-01-20
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Legal Events
Date
Code
Title
Description
1993-04-21
PCNP
Patent ceased through non-payment of renewal fee
Effective date:
19920823
