IT985281B - Procedimento per l alogenazione di composti aromatici ed eteroaromatici - Google Patents
Procedimento per l alogenazione di composti aromatici ed eteroaromaticiInfo
- Publication number
- IT985281B IT985281B IT50399/73A IT5039973A IT985281B IT 985281 B IT985281 B IT 985281B IT 50399/73 A IT50399/73 A IT 50399/73A IT 5039973 A IT5039973 A IT 5039973A IT 985281 B IT985281 B IT 985281B
- Authority
- IT
- Italy
- Prior art keywords
- halogenation
- aromatic
- procedure
- heteroaromatic compounds
- heteroaromatic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B39/00—Halogenation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
- C07C17/10—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms
- C07C17/12—Preparation of halogenated hydrocarbons by replacement by halogens of hydrogen atoms in the ring of aromatic compounds
-
- 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
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/56—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups
- C07C47/565—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing hydroxy groups all hydroxy groups bound to the ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722227439 DE2227439B2 (de) | 1972-06-06 | 1972-06-06 | Chlorierung oder bromierung phenolischer verbindungen |
Publications (1)
Publication Number | Publication Date |
---|---|
IT985281B true IT985281B (it) | 1974-11-30 |
Family
ID=5846934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50399/73A IT985281B (it) | 1972-06-06 | 1973-06-04 | Procedimento per l alogenazione di composti aromatici ed eteroaromatici |
Country Status (9)
Country | Link |
---|---|
US (1) | US3929907A (it) |
JP (1) | JPS4954301A (it) |
AT (1) | AT328468B (it) |
BE (1) | BE848400A (it) |
DE (1) | DE2227439B2 (it) |
FR (1) | FR2187735B1 (it) |
GB (1) | GB1418704A (it) |
IT (1) | IT985281B (it) |
NL (1) | NL7307878A (it) |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2502429C3 (de) * | 1975-01-22 | 1979-06-21 | Akzo Gmbh, 5600 Wuppertal | Verfahren zur Herstellung von Phloroglucin |
DE2601681A1 (de) * | 1976-01-17 | 1977-07-21 | Degussa | Verfahren zur herstellung von 4,4'- isopropyliden-bis(2,6-dibromphenol) |
PL103336B1 (pl) * | 1976-05-04 | 1979-05-31 | Zaklady Chemiczne Organika Azo | Sposob wytwarzania 4,4'-izopropylidenobis/2,6-dwubromo/fenolu |
FR2444028A1 (fr) * | 1978-11-30 | 1980-07-11 | Hoechst France | Procede de fabrication du dibromo-3,5 hydroxy-4 benzonitrile |
JPS58225034A (ja) * | 1982-06-24 | 1983-12-27 | Ube Ind Ltd | 臭化フエノ−ル化合物の製法 |
US4431847A (en) * | 1982-07-29 | 1984-02-14 | Ethyl Corporation | Method for removing brominated phenolic waste |
US4677124A (en) * | 1983-12-16 | 1987-06-30 | Bislak, S.A. | Process for preparing and therapeutical applications of the "2,4,6-triiodophenol" |
FR2557098B1 (fr) * | 1983-12-22 | 1986-06-13 | Rhone Poulenc Spec Chim | Procede de preparation de bromobenzaldehydes hydroxy et/ou alkoxy substitues |
US6369231B1 (en) * | 1984-10-19 | 2002-04-09 | Reilly Industries, Inc. | Process for preparation of 2-chloropyridine |
FR2574785B1 (fr) * | 1984-12-19 | 1987-02-20 | Rhone Poulenc Spec Chim | Procede de preparation de monohalogenohydroquinones |
EP0192612B1 (de) * | 1985-02-22 | 1988-05-25 | Ciba-Geigy Ag | Verfahren zur Herstellung von Chlornitroanilinen und Chlornitrophenolen |
US4628124A (en) * | 1985-09-23 | 1986-12-09 | Ethyl Corporation | Tetrabromobisphenol-A process |
US4701568A (en) * | 1986-06-30 | 1987-10-20 | Ethyl Corporation | Process for preparing tetrabromobisphenol-A |
US4814525A (en) * | 1987-03-25 | 1989-03-21 | Eastman Kodak Company | Vapor phase bromination of aromatic compounds |
GB8806582D0 (en) * | 1988-03-19 | 1988-04-20 | Interox Chemicals Ltd | Bromination |
GB8806584D0 (en) * | 1988-03-19 | 1988-04-20 | Interox Chemicals Ltd | Bromination |
AT390060B (de) * | 1988-05-02 | 1990-03-12 | Cl Pharma | Verfahren zur herstellung von 5-chlor-3chlorsulfonyl-2-thiophencarbonsaeureestern |
JP2688657B2 (ja) * | 1989-02-23 | 1997-12-10 | 三光化学工業株式会社 | 芳香核に結合するメチル基の臭素化方法 |
JP2897833B2 (ja) * | 1989-09-12 | 1999-05-31 | 財団法人相模中央化学研究所 | 2―クロロ―4―フルオロフェノールの製造方法 |
DE3935224A1 (de) * | 1989-10-23 | 1991-04-25 | Degussa | Verfahren zur herstellung von tetrabrom-4,4'-alkylidendiphenolen |
US5283375A (en) * | 1992-04-01 | 1994-02-01 | Ethyl Corporation | Process for high purity tetrabromobisphenol-A |
US5208389A (en) * | 1992-04-01 | 1993-05-04 | Ethyl Corporation | Process for high purity tetrabromobisphenol-A |
US5237112A (en) * | 1992-08-31 | 1993-08-17 | Ethyl Corporation | Process for tetrabromobisphenol-A |
US5372813A (en) * | 1992-12-22 | 1994-12-13 | The Regents, University Of California | Substituted 6-nitroquipazines, methods of preparation, and methods of use |
US5395994A (en) * | 1993-09-16 | 1995-03-07 | Albemarle Corporation | Method for recovering methanol solvent |
US5410083A (en) * | 1993-10-15 | 1995-04-25 | The Dow Chemical Company | Synthesis of diaminoresorcinal from resorcinol |
DE4423356A1 (de) * | 1994-07-04 | 1996-01-11 | Bayer Ag | Verbessertes Verfahren zur Herstellung von 3,5-Dihydroxy-4-brombenzoesäure |
US5475153A (en) * | 1995-01-04 | 1995-12-12 | Great Lakes Chemical Corp. | Process to produce tetrabromobisphenol with the reduced formation of alkyl bromide by-products |
ATE207861T1 (de) * | 1995-03-06 | 2001-11-15 | Albemarle Corp | Verfahren zur herstellung von tetrabrombisphenol- a |
US6235946B1 (en) | 1995-03-06 | 2001-05-22 | Albemarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US6084136A (en) * | 1995-03-06 | 2000-07-04 | Albmarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US6218584B1 (en) | 1995-03-06 | 2001-04-17 | Albemarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US5527971A (en) * | 1995-04-24 | 1996-06-18 | Albemarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US6084137A (en) * | 1995-03-06 | 2000-07-04 | Albemarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US6002050A (en) * | 1995-03-06 | 1999-12-14 | Albemarle Corporation | Process for the preparation of tetrabromobisphenol-A |
US6147264A (en) * | 1999-04-08 | 2000-11-14 | Albemarle Corporation | Process for producing tetrabromobisphenol-A |
US6365786B1 (en) * | 2001-01-22 | 2002-04-02 | Council Of Scientific And Industrial Research | Eco-friendly method of preparation of high purity tetrabromobisphenol-A |
AU2002321320A1 (en) * | 2002-08-01 | 2004-02-25 | Bobel 246, S.L. | Method of preparing 2, 4, 6-triiodophenol |
IL169592A (en) * | 2005-07-07 | 2013-11-28 | Bromine Compounds Ltd | Process for making tetrabromobisphenol a |
JP4847457B2 (ja) * | 2005-08-23 | 2011-12-28 | 独立行政法人理化学研究所 | 気化ヨウ素を用いる重原子誘導体の製造方法、位相情報を収集する方法、タンパク質結晶の三次元構造決定方法 |
IL175339A0 (en) * | 2006-05-01 | 2007-07-24 | Bromine Compounds Ltd | Flame retardant composition |
JP2008074722A (ja) * | 2006-09-19 | 2008-04-03 | Mitsubishi Gas Chem Co Inc | 2−アミノ−5−ヨード安息香酸の製造方法 |
CN111072529B (zh) * | 2019-12-28 | 2021-11-09 | 山东旭锐新材有限公司 | 一种四溴双酚s的合成方法 |
CN115536489B (zh) * | 2022-11-01 | 2024-08-13 | 济宁金汉斯环保材料股份有限公司 | 一种高纯度4-溴联苯的绿色制备工艺 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1912744A (en) * | 1932-07-13 | 1933-06-06 | Eastman Kodak Co | Manufacture of halogenated hydroquinone |
US2229574A (en) * | 1938-05-11 | 1941-01-21 | Merck & Co Inc | Process for the production of dimethylhydroquinones |
US2811566A (en) * | 1954-10-21 | 1957-10-29 | Pittsburgh Plate Glass Co | Halogenated phenols |
US3029291A (en) * | 1959-03-12 | 1962-04-10 | Dow Chemical Co | Method for making alkylidenebis |
US3234291A (en) * | 1962-07-06 | 1966-02-08 | Pullman Inc | Synthesis of phenols |
US3546302A (en) * | 1964-04-03 | 1970-12-08 | Dow Chemical Co | Process for brominating phenols |
US3453335A (en) * | 1965-11-12 | 1969-07-01 | Exxon Research Engineering Co | Chlorination |
CH526508A (de) * | 1970-05-15 | 1972-08-15 | Sandoz Ag | Verfahren zum Jodieren von aromatischen Aminen, die in ortho- oder para-Stellung desaktivierende Gruppen tragen |
-
1972
- 1972-06-06 DE DE19722227439 patent/DE2227439B2/de not_active Ceased
-
1973
- 1973-06-01 US US365975A patent/US3929907A/en not_active Expired - Lifetime
- 1973-06-04 IT IT50399/73A patent/IT985281B/it active
- 1973-06-06 AT AT498273A patent/AT328468B/de not_active IP Right Cessation
- 1973-06-06 JP JP48063711A patent/JPS4954301A/ja active Pending
- 1973-06-06 FR FR7320507A patent/FR2187735B1/fr not_active Expired
- 1973-06-06 NL NL7307878A patent/NL7307878A/xx unknown
- 1973-06-06 GB GB2691973A patent/GB1418704A/en not_active Expired
-
1976
- 1976-11-16 BE BE6045761A patent/BE848400A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
BE848400A (fr) | 1977-03-16 |
US3929907A (en) | 1975-12-30 |
DE2227439A1 (de) | 1974-01-03 |
FR2187735B1 (it) | 1977-07-29 |
DE2227439B2 (de) | 1977-05-05 |
FR2187735A1 (it) | 1974-01-18 |
AT328468B (de) | 1976-03-25 |
NL7307878A (it) | 1973-12-10 |
GB1418704A (en) | 1975-12-24 |
ATA498273A (de) | 1975-06-15 |
JPS4954301A (it) | 1974-05-27 |
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