GB1582467A - Thieno-imidazole derivatives - Google Patents

Thieno-imidazole derivatives Download PDF

Info

Publication number
GB1582467A
GB1582467A GB50504/77A GB5050477A GB1582467A GB 1582467 A GB1582467 A GB 1582467A GB 50504/77 A GB50504/77 A GB 50504/77A GB 5050477 A GB5050477 A GB 5050477A GB 1582467 A GB1582467 A GB 1582467A
Authority
GB
United Kingdom
Prior art keywords
acid
imidazole
diacetyl
thiophene
thienol
Prior art date
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
GB50504/77A
Other languages
English (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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.)
Filing date
Publication date
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1582467A publication Critical patent/GB1582467A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
GB50504/77A 1976-07-12 1977-07-11 Thieno-imidazole derivatives Expired GB1582467A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70415776A 1976-07-12 1976-07-12

Publications (1)

Publication Number Publication Date
GB1582467A true GB1582467A (en) 1981-01-07

Family

ID=24828321

Family Applications (2)

Application Number Title Priority Date Filing Date
GB50504/77A Expired GB1582467A (en) 1976-07-12 1977-07-11 Thieno-imidazole derivatives
GB29005/77A Expired GB1582466A (en) 1976-07-12 1977-07-11 Process for the manufacture of biotin and related thieno-imidazole derivatives

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB29005/77A Expired GB1582466A (en) 1976-07-12 1977-07-11 Process for the manufacture of biotin and related thieno-imidazole derivatives

Country Status (10)

Country Link
US (1) US4130712A (enExample)
JP (1) JPS539790A (enExample)
AT (1) AT368503B (enExample)
BE (1) BE856676A (enExample)
CH (1) CH629495A5 (enExample)
DE (1) DE2730341A1 (enExample)
FR (1) FR2358407A1 (enExample)
GB (2) GB1582467A (enExample)
IT (1) IT1143742B (enExample)
NL (1) NL7707737A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2125820C (en) * 1993-07-08 2006-05-02 Masahiko Mizuno Process for producing thiophene derivative
US20070278453A1 (en) * 2006-06-02 2007-12-06 Steffen Zahn Electrically conductive polymers and method of making electrically conductive polymers
EP4495123A1 (en) * 2023-07-19 2025-01-22 DSM IP Assets B.V. An improved process for producing d-biotin intermediates

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2502422A (en) * 1945-02-09 1950-04-04 Parke Davis & Co 2'-keto-3, 4-imidazolido-2-omega-substituted alkyl thiophenes and process for obtaining same
US2487051A (en) * 1945-12-15 1949-11-08 Merck & Co Inc Biotin intermediate and hydrogenating thiophenes
US4054740A (en) * 1974-12-24 1977-10-18 Hoffmann-La Roche Inc. Hydroxybiotin

Also Published As

Publication number Publication date
JPS539790A (en) 1978-01-28
ATA495277A (de) 1982-02-15
FR2358407B1 (enExample) 1981-07-03
GB1582466A (en) 1981-01-07
DE2730341A1 (de) 1978-01-26
BE856676A (fr) 1978-01-11
CH629495A5 (de) 1982-04-30
AT368503B (de) 1982-10-25
US4130712A (en) 1978-12-19
IT1143742B (it) 1986-10-22
NL7707737A (nl) 1978-01-16
FR2358407A1 (fr) 1978-02-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee