DE3162210D1 - A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid) - Google Patents

A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid)

Info

Publication number
DE3162210D1
DE3162210D1 DE8181102068T DE3162210T DE3162210D1 DE 3162210 D1 DE3162210 D1 DE 3162210D1 DE 8181102068 T DE8181102068 T DE 8181102068T DE 3162210 T DE3162210 T DE 3162210T DE 3162210 D1 DE3162210 D1 DE 3162210D1
Authority
DE
Germany
Prior art keywords
image
azo
bis
preparing
benzoic acid
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
DE8181102068T
Other languages
English (en)
Inventor
Karl Huberg Agback
Alf Sigurd Nygren
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.)
Pfizer Health AB
Original Assignee
Pharmacia AB
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 Pharmacia AB filed Critical Pharmacia AB
Application granted granted Critical
Publication of DE3162210D1 publication Critical patent/DE3162210D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
    • C07C245/02—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides
    • C07C245/06—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings
    • C07C245/08—Azo compounds, i.e. compounds having the free valencies of —N=N— groups attached to different atoms, e.g. diazohydroxides with nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings with the two nitrogen atoms of azo groups bound to carbon atoms of six-membered aromatic rings, e.g. azobenzene
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/04—Drugs for disorders of the alimentary tract or the digestive system for ulcers, gastritis or reflux esophagitis, e.g. antacids, inhibitors of acid secretion, mucosal protectants
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/10—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group
    • C09B29/12—Monoazo dyes prepared by diazotising and coupling from coupling components containing hydroxy as the only directing group of the benzene series
    • C09B29/14—Hydroxy carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B43/00—Preparation of azo dyes from other azo compounds
    • C09B43/18—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group
    • C09B43/24—Preparation of azo dyes from other azo compounds by acylation of hydroxyl group or of mercapto group with formation of —O—SO2—R or —O—SO3H radicals
DE8181102068T 1980-03-26 1981-03-19 A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid) Expired DE3162210D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8002321A SE8002321L (sv) 1980-03-26 1980-03-26 Sett och mellanprodukter for framstellning av bensoesyraderivat

Publications (1)

Publication Number Publication Date
DE3162210D1 true DE3162210D1 (en) 1984-03-22

Family

ID=20340609

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181102068T Expired DE3162210D1 (en) 1980-03-26 1981-03-19 A method and intermediates for preparing 3,3'-azo-bis-(6-hydroxy benzoic acid)

Country Status (14)

Country Link
US (1) US4528367A (de)
EP (1) EP0036636B1 (de)
JP (1) JPS56154445A (de)
AT (1) ATE6252T1 (de)
AU (1) AU544339B2 (de)
CA (1) CA1164861A (de)
DE (1) DE3162210D1 (de)
DK (1) DK171274B1 (de)
ES (1) ES500701A0 (de)
FI (1) FI73201C (de)
IL (1) IL62381A (de)
NL (1) NL930100I2 (de)
NO (1) NO151963C (de)
SE (1) SE8002321L (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8303399D0 (sv) * 1983-06-15 1983-06-15 Pharmacia Ab Azo-bis-salicyl syra och salt derav, deras farmaceutiska beredning samt framstellning av syran
US5935581A (en) * 1996-07-24 1999-08-10 Kapadia; Govind J. Inhibitory effects of synthetic and natural colorants on carcinogenesis
IT1308633B1 (it) 1999-03-02 2002-01-09 Nicox Sa Nitrossiderivati.
AU2001285311B2 (en) * 2000-08-29 2005-09-15 Biocon, Ltd Immunoregulatory compounds, derivatives thereof and their use
US8048924B2 (en) 2001-08-29 2011-11-01 Biocon Limited Methods and compositions employing 4-aminophenylacetic acid compounds
GB2393185B (en) 2002-09-17 2005-10-12 Generics A novel process for the preparation of 3,3'-azo-bis(6-hydroxybenzoic acid) and its derivatives
US20060205930A1 (en) * 2003-09-17 2006-09-14 Generics [Uk] Limited Process for the preparation of aromatic azo-compounds
ES2565848T3 (es) 2004-07-07 2016-04-07 Biocon Limited Síntesis de compuestos inmunorreguladores unidos por grupos azoicos
CN101786964B (zh) * 2010-03-16 2012-05-23 天津力生制药股份有限公司 一种奥沙拉秦钠的合成方法
CN105566153B (zh) * 2014-10-14 2019-05-31 中国医学科学院药物研究所 偶氮苯衍生物及其制法和药物组合物与用途

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE278613C (de) *
US1848772A (en) * 1932-03-08 of basel
US1157169A (en) * 1914-11-03 1915-10-19 Geigy Ag J R Mordant-dyeing azo dye.
GB408676A (en) * 1931-10-17 1934-04-16 Ig Farbenindustrie Ag The manufacture of symmetrically substituted azobenzene compounds
DE590321C (de) * 1932-02-03 1933-12-29 I G Farbenindustrie Akt Ges Verfahren zur Herstellung von metallhaltigen Azofarbstoffen
FR754674A (fr) * 1932-04-25 1933-11-10 Ig Farbenindustrie Ag Nouveaux colorants azoïques solubles à l'eau
US2690438A (en) * 1950-10-18 1954-09-28 Hoechst Ag Azo-dyestuffs
DE1619408A1 (de) * 1965-11-12 1972-03-16 Sandoz Ag Verfahren zum Faerben und Bedrucken von Gebilden aus metallmodifizierten Polymeren ungesaettigter Kohlenwasserstoffe
US4045429A (en) * 1970-03-06 1977-08-30 Pharmacia Aktiebolag 4-(4-Hydroxy- or acetoxy-3-carbomethoxyphenylazo)-benzenesulphonyl chloride
BE791889A (fr) * 1971-11-26 1973-05-24 Pharmacia Ab Nouveaux derives de la pyridine

Also Published As

Publication number Publication date
EP0036636B1 (de) 1984-02-15
ATE6252T1 (de) 1984-03-15
NL930100I1 (nl) 1993-10-01
ES8201959A1 (es) 1982-01-01
NL930100I2 (nl) 1994-05-16
JPH0134219B2 (de) 1989-07-18
FI73201B (fi) 1987-05-29
NO151963B (no) 1985-04-01
CA1164861A (en) 1984-04-03
ES500701A0 (es) 1982-01-01
DK135581A (da) 1981-09-27
NO151963C (no) 1985-07-10
NO811014L (no) 1981-09-28
JPS56154445A (en) 1981-11-30
SE8002321L (sv) 1981-09-27
AU6862581A (en) 1981-10-01
FI810928L (fi) 1981-09-27
AU544339B2 (en) 1985-05-23
EP0036636A1 (de) 1981-09-30
IL62381A (en) 1984-12-31
DK171274B1 (da) 1996-08-19
FI73201C (fi) 1987-09-10
US4528367A (en) 1985-07-09

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: KABI PHARMACIA AB, UPPSALA, SE

8328 Change in the person/name/address of the agent

Free format text: KRAUS, W., DIPL.-CHEM. DR.RER.NAT. WEISERT, A., DIPL.-ING. DR.-ING. SPIES, J., DIPL.-PHYS., PAT.-ANWAELTE NIELSEN, F., DR., RECHTSANW., 8000 MUENCHEN

V448 Application of spc

Free format text: PRODUCT NAME: OLSALAZIN-NATRIUM; REGISTRATION NO/DATE: 7466.00.00, 19890613

Spc suppl protection certif: 193 75 063

Filing date: 19930624

V457 Spc granted

Free format text: PRODUCT NAME: OLSALAZIN-NATRIUM; REGISTRATION NO/DATE: 7466.00.00, 19890613

Spc suppl protection certif: 193 75 063

Filing date: 19930624

V464 Spc expired

Free format text: PRODUCT NAME: OLSALAZIN-NATRIUM; REGISTRATION NO/DATE: 7466.00.00, 19890613

Spc suppl protection certif: 193 75 063

Filing date: 19930624