FI84907B - Foerfarande foer framstaellning av 2 -halogenresorsinoler. - Google Patents
Foerfarande foer framstaellning av 2 -halogenresorsinoler. Download PDFInfo
- Publication number
- FI84907B FI84907B FI845035A FI845035A FI84907B FI 84907 B FI84907 B FI 84907B FI 845035 A FI845035 A FI 845035A FI 845035 A FI845035 A FI 845035A FI 84907 B FI84907 B FI 84907B
- Authority
- FI
- Finland
- Prior art keywords
- acid
- resorcinol
- formula
- sulfonation
- process according
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C35/00—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring
- C07C35/02—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic
- C07C35/08—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic containing a six-membered rings
- C07C35/14—Compounds having at least one hydroxy or O-metal group bound to a carbon atom of a ring other than a six-membered aromatic ring monocyclic containing a six-membered rings with more than one hydroxy group bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/62—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Claims (6)
1. Förfarande för framstSllning av en 2-halogenresorsinol med formel I eller dess sait H H H I m HO X väri X representerar en halogenatom, kännetecknad av att (a) resorcinol med formel II H H (Π) HO H sulfoneras för att ge en sulfoneringsprodukt med formel III H H0 3S so 3H Jl (iii) H (b) den sälunda erh&llna sulfoneringsprodukten halogeneras för att ge en halogeneringsprodukt med formel V 17 84907 H H03S\^/^v^S03 H (V) X och (c) halogeneringsprodukten protodesulfoneras med en vatten-haltig syra i en temperatur mellan rumstemperatur och 150eC för att ge en förening med formel I, vilken, om sä önskas, överförs tili ett sait.
2. Förfarande enligt patentkrav 1, kännetecknat av att sulfoneringsprodukten erhälles genom sulfonering av resorcinol med formel (II) med svavelsyra, vars koncentra-tion Sr ca 90...98 %, eller med rykande svavelsyra.
3. Förfarande enligt patentkrav 1, kännetecknat av att sulfoneringsprodukten frän sulfoneringsskedet under-kastas direkt klorering, bromering eller jodering.
4. Förfarande enligt patentkrav 1, kännetecknat av att sulfoneringsprodukten isoleras säsom resorcinolsul-fonsyra eller ett sait därav och halogeneras under vatten-fria eller väsentligen vattenfria förhällanden.
5. Förfarande enligt patentkrav 3, kännetecknat av att kloreringen, bromeringen eller joderingen utförs under vattenhaltiga förhällanden med klor, brom eller jod, som bildats in situ och i närvaro av en lämplig mängd av en mot-svarande halogenvätesyra.
6. Förfarande enligt patentkrav 4, kännetecknat av att sulfoneringsblandningen kloreras eller bromeras efter tillsats av nitrobensen och metylenklorid vid en temperatur pä under 30*C.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8349556A IT1212907B (it) | 1983-12-21 | 1983-12-21 | Preparazione di fenoli alogenati |
IT4955683 | 1983-12-21 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI845035A0 FI845035A0 (fi) | 1984-12-19 |
FI845035L FI845035L (fi) | 1985-06-22 |
FI84907B true FI84907B (fi) | 1991-10-31 |
FI84907C FI84907C (sv) | 1992-02-10 |
Family
ID=11271015
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI845035A FI84907C (sv) | 1983-12-21 | 1984-12-19 | Förfarande för framställning av 2-halogenresorsinoler |
Country Status (29)
Country | Link |
---|---|
US (1) | US4704469A (sv) |
EP (1) | EP0146923B1 (sv) |
JP (2) | JPH0635408B2 (sv) |
KR (1) | KR880000202B1 (sv) |
AR (1) | AR240908A1 (sv) |
AT (1) | ATE65076T1 (sv) |
AU (2) | AU3711784A (sv) |
BE (1) | BE901323A (sv) |
BR (1) | BR8406649A (sv) |
CA (1) | CA1325812C (sv) |
CH (1) | CH666257A5 (sv) |
DE (1) | DE3484792D1 (sv) |
DK (1) | DK625284A (sv) |
ES (1) | ES8604845A1 (sv) |
FI (1) | FI84907C (sv) |
FR (1) | FR2557096B1 (sv) |
GR (1) | GR82532B (sv) |
HU (1) | HU196938B (sv) |
IE (1) | IE57964B1 (sv) |
IL (1) | IL73787A (sv) |
IN (1) | IN163437B (sv) |
IT (1) | IT1212907B (sv) |
LU (1) | LU85703A1 (sv) |
MX (1) | MX162546A (sv) |
NO (1) | NO164235C (sv) |
NZ (1) | NZ210605A (sv) |
PT (1) | PT79716A (sv) |
YU (1) | YU44992B (sv) |
ZA (1) | ZA849669B (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5410083A (en) * | 1993-10-15 | 1995-04-25 | The Dow Chemical Company | Synthesis of diaminoresorcinal from resorcinol |
US5371291A (en) * | 1993-10-15 | 1994-12-06 | The Dow Chemical Company | Synthesis of 4,6-diaminoresorcinol |
US20050054586A1 (en) * | 2003-06-30 | 2005-03-10 | Bartels Stephen P. | Treatment of ophthalmic disorders |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE141751C (sv) * | ||||
FR499094A (fr) * | 1919-04-17 | 1920-01-30 | Joseph Cucumel | Machine pour le finissage des velours et tissus à poils |
DE663552C (de) * | 1935-09-29 | 1938-08-09 | I G Farbenindustrie Akt Ges | Verfahren zur Herstellung von metallhaltigen Komplexverbindungen |
GB663552A (en) * | 1947-11-28 | 1951-12-27 | Gen Aniline & Film Corp | Process of preparing 2,4-dihydroxybenzene-sulfonic acid |
NL179175B (nl) * | 1952-06-17 | Rca Corp | In frequentie bestuurbare oscillator. | |
US3337549A (en) * | 1962-11-08 | 1967-08-22 | Keuffel & Esser Co | 1-[tertiary amino-carbanilido]-3, 5-dihydroxy-4-bromo benzenes |
DE1447733B2 (de) * | 1963-12-23 | 1977-04-21 | Hoechst Ag, 6000 Frankfurt | 2-(3,5-dihydroxyphenyl)-benzimidazolderivate |
DE1643400C3 (de) * | 1966-11-22 | 1980-09-25 | Basf Wyandotte Corp., Wyandotte, Mich. (V.St.A.) | Verwendung von 3-Benzoyl-4-hydroxy-6-methoxybenzolsulfonsäure als ultraviolett-Hchtabsorbierendes Mittel |
FR1545111A (fr) * | 1966-11-22 | 1968-11-08 | Gen Aniline & Film Corp | Procédé perfectionné de préparation d'acide 3-benzoly-4-hydroxy-6-méthoxybenzènesulfonique et produit obtenu par ce procédé |
US3919322A (en) * | 1969-01-22 | 1975-11-11 | Hoffmann La Roche | 3-Substituted -5-alkyl-2-cyclohexen-1-ones |
US3770547A (en) * | 1971-05-14 | 1973-11-06 | Sloane Mfg Co R & G | Color bond surveillance system |
US3790636A (en) * | 1971-09-16 | 1974-02-05 | Hoffmann La Roche | Process for the preparation of alkyl substituted resorcinols |
US3713256A (en) * | 1971-10-28 | 1973-01-30 | Besenbruch Hofmann | Adjustable grinding tool for brake cylinders and the like |
JPS5644413B2 (sv) * | 1973-05-12 | 1981-10-19 | ||
CH605827A5 (en) * | 1973-11-08 | 1978-10-13 | Hoffmann La Roche | 2,4-diamino-5-(3,5-dialkoxy-4-halo-benzyl)-pyrimidines |
JPS6119628B2 (sv) * | 1973-11-08 | 1986-05-17 | Efu Hofuman Ra Roshu Unto Co Ag | |
DE2616479C2 (de) * | 1976-04-14 | 1986-12-04 | Brickl, Rolf, Dr., 7951 Warthausen | Substituierte Fluoracylresorcine, Verfahren zu ihrer Herstellung und diese enthaltende Arzneimittel und Kosmetika |
IT1088554B (it) * | 1977-11-17 | 1985-06-10 | F I D I A Spa | Procedimento sellettivo per la preparazione di derivati della 7-indrossi cumarina |
JPS555721A (en) * | 1978-06-27 | 1980-01-16 | Kawasaki Steel Corp | Detecting method for clogging of nozzle |
DE3071196D1 (en) * | 1979-08-03 | 1985-11-28 | Toshiba Kk | Device for performing a heat-sensitive recording, heat-sensitive recording sheet, and a method for performing a heat-sensitive recording |
JPS5644413A (en) * | 1979-09-18 | 1981-04-23 | Honda Motor Co Ltd | Device for introducing secondary air in engine |
DD147424A1 (de) * | 1979-11-28 | 1981-04-01 | Detlef Rehorek | Ein-oder zweikomponentendiazotypiematerial |
JPS56111849A (en) * | 1980-02-12 | 1981-09-03 | Konishiroku Photo Ind Co Ltd | Silver halide photographic sensitive material |
DE3016905A1 (de) * | 1980-05-02 | 1981-11-05 | Henkel KGaA, 4000 Düsseldorf | Haarfaerbemittel |
DE3044128A1 (de) * | 1980-11-24 | 1982-07-15 | Bayer Ag, 5090 Leverkusen | Cumarine, verfahren zu ihrer herstellung und ihre verwendung |
JPS5934530A (ja) * | 1982-08-23 | 1984-02-24 | Konishiroku Photo Ind Co Ltd | ハロゲン化銀写真感光材料 |
-
1983
- 1983-12-21 IT IT8349556A patent/IT1212907B/it active
-
1984
- 1984-12-11 IN IN863/CAL/84A patent/IN163437B/en unknown
- 1984-12-11 IL IL73787A patent/IL73787A/xx unknown
- 1984-12-12 ZA ZA849669A patent/ZA849669B/xx unknown
- 1984-12-12 ES ES538544A patent/ES8604845A1/es not_active Expired
- 1984-12-14 MX MX203758A patent/MX162546A/es unknown
- 1984-12-18 FR FR8419343A patent/FR2557096B1/fr not_active Expired
- 1984-12-18 NZ NZ210605A patent/NZ210605A/xx unknown
- 1984-12-19 AT AT84115842T patent/ATE65076T1/de active
- 1984-12-19 KR KR1019840008110A patent/KR880000202B1/ko not_active IP Right Cessation
- 1984-12-19 FI FI845035A patent/FI84907C/sv not_active IP Right Cessation
- 1984-12-19 EP EP84115842A patent/EP0146923B1/en not_active Expired - Lifetime
- 1984-12-19 DE DE8484115842T patent/DE3484792D1/de not_active Expired - Lifetime
- 1984-12-19 CA CA000470581A patent/CA1325812C/en not_active Expired - Fee Related
- 1984-12-20 HU HU844755A patent/HU196938B/hu not_active IP Right Cessation
- 1984-12-20 IE IE3276/84A patent/IE57964B1/en not_active IP Right Cessation
- 1984-12-20 CH CH6084/84A patent/CH666257A5/fr not_active IP Right Cessation
- 1984-12-20 BE BE1/11161A patent/BE901323A/fr not_active IP Right Cessation
- 1984-12-20 BR BR8406649A patent/BR8406649A/pt not_active IP Right Cessation
- 1984-12-20 PT PT79716A patent/PT79716A/pt not_active IP Right Cessation
- 1984-12-20 NO NO845150A patent/NO164235C/no unknown
- 1984-12-20 GR GR82532A patent/GR82532B/el unknown
- 1984-12-20 JP JP59270575A patent/JPH0635408B2/ja not_active Expired - Lifetime
- 1984-12-20 AU AU37117/84A patent/AU3711784A/en not_active Abandoned
- 1984-12-20 LU LU85703A patent/LU85703A1/fr unknown
- 1984-12-21 AR AR299067A patent/AR240908A1/es active
- 1984-12-21 YU YU2183/84A patent/YU44992B/xx unknown
- 1984-12-21 US US06/684,733 patent/US4704469A/en not_active Expired - Lifetime
- 1984-12-21 DK DK625284A patent/DK625284A/da not_active Application Discontinuation
-
1989
- 1989-07-06 AU AU37925/89A patent/AU618819B2/en not_active Ceased
-
1992
- 1992-11-18 JP JP4308634A patent/JPH0788349B2/ja not_active Ceased
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102516078A (zh) | 乙醛酸l-薄荷醇酯及其一水合物的制备方法 | |
FI84907B (fi) | Foerfarande foer framstaellning av 2 -halogenresorsinoler. | |
JP5655633B2 (ja) | パーフルオロアルカンスルフィン酸塩の製造方法 | |
US10611746B2 (en) | Method for producing 2-acetyl-4H,9H-naphtho[2,3-B]furan-4,9-dione | |
CN107108675A (zh) | 制备地奥司明的方法 | |
NO308991B1 (no) | FremgangsmÕte for fremstilling av isovanillin | |
US4033986A (en) | Process for the preparation of 4-bromo-1,8-naphthalic acid anhydride | |
US4866190A (en) | Process for the preparation of perhaloalkanesulfinic and -sulfonic acids, perhaloalkanesulfinic and -sulfonic acid salts and other derivatives of these acids | |
Bandgar et al. | Regioselective Catalytic Halogenation of Aromatic Substrates | |
JP2845745B2 (ja) | 高純度メタンスルホニルフロライドの製造法 | |
CN113149878A (zh) | 一种节水高纯杀虫单合成工艺 | |
US4582910A (en) | Method for preparation of 4-halogenonaphthalic acid anhydrides | |
JP4386341B2 (ja) | カルボン酸の回収方法 | |
US4538007A (en) | Process for the simultaneous recovery of 4-hydroxy-diphenyl and 4,4'-dihydroxydiphenyl | |
CN106748639B (zh) | 一种抗丙型肝炎药物中间体的制备方法 | |
JP2022090710A (ja) | クロロメチル安息香酸エステル誘導体の製造方法 | |
KR950004889B1 (ko) | 1,3,6,8-데트라브로모피렌의 제조방법 | |
JPH0853406A (ja) | 1−アミノ−4−ブロムアントラキノン−2−スルホン酸塩の製造方法 | |
JP2002275151A (ja) | スルホン酸化合物の精製方法 | |
JPH0570425A (ja) | トルエンスルホニルフルオリド誘導体 | |
JPH0143737B2 (sv) | ||
JPH0438760B2 (sv) | ||
CZ269997A3 (cs) | Způsob syntézy 2-ethylantrachinonu | |
JP2004075606A (ja) | 3級炭素塩素化炭化水素の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: FIDIA S.P.A. |