DK0409689T3 - Fremgangsmåde til rensning af 1,1-bis(4-chlorphenyl)-2,2,2-trichlorethanol - Google Patents
Fremgangsmåde til rensning af 1,1-bis(4-chlorphenyl)-2,2,2-trichlorethanolInfo
- Publication number
- DK0409689T3 DK0409689T3 DK90401935.3T DK90401935T DK0409689T3 DK 0409689 T3 DK0409689 T3 DK 0409689T3 DK 90401935 T DK90401935 T DK 90401935T DK 0409689 T3 DK0409689 T3 DK 0409689T3
- Authority
- DK
- Denmark
- Prior art keywords
- trichloroethanol
- chlorophenyl
- bis
- purifying
- electron donating
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/02—Monohydroxylic acyclic alcohols
- C07C31/08—Ethanol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C33/00—Unsaturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C33/40—Halogenated unsaturated alcohols
- C07C33/46—Halogenated unsaturated alcohols containing only six-membered aromatic rings as cyclic parts
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/88—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound
- C07C29/92—Separation; Purification; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification of at least one compound by a consecutive conversion and reconstruction
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Fireproofing Substances (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES8902527A ES2013962A6 (es) | 1989-07-18 | 1989-07-18 | Procedimiento para la obtencion del 1,1-bis(4-clorofenil)-2,2,2-tricloroetanol a partir del 1,1-bis (clorofenil)-2,2,2-tricloroetanol tecnico. |
ES9001766A ES2032243B1 (es) | 1990-06-27 | 1990-06-27 | Procedimiento para la obtencion del 1,1-bis (4-clorofenil)-2,2,2-tricloroetanol. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0409689T3 true DK0409689T3 (da) | 1995-08-14 |
Family
ID=26154428
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK90401935.3T DK0409689T3 (da) | 1989-07-18 | 1990-07-04 | Fremgangsmåde til rensning af 1,1-bis(4-chlorphenyl)-2,2,2-trichlorethanol |
Country Status (18)
Country | Link |
---|---|
US (1) | US5081319A (pt) |
EP (1) | EP0409689B1 (pt) |
JP (1) | JPH082816B2 (pt) |
KR (1) | KR920010638B1 (pt) |
CN (4) | CN1039989C (pt) |
AT (1) | ATE120169T1 (pt) |
BR (1) | BR9003486A (pt) |
CA (1) | CA2020920C (pt) |
DE (1) | DE69017965T2 (pt) |
DK (1) | DK0409689T3 (pt) |
ES (1) | ES2069712T3 (pt) |
FI (1) | FI95564C (pt) |
IE (1) | IE72092B1 (pt) |
IL (3) | IL95107A (pt) |
IN (2) | IN172157B (pt) |
NO (1) | NO173273C (pt) |
PT (1) | PT94736B (pt) |
TR (1) | TR27493A (pt) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0489140B1 (fr) * | 1990-06-22 | 1995-08-02 | Elf Atochem S.A. | Procede de preparation 1,1-bis(chlorophenyl)-2,2,2 trichloroethanol |
CA2781799C (en) * | 2009-11-27 | 2017-05-02 | Franz-Josef Mais | Method for producing methyl-{4,6-diamino-2-[1-(2-fluorobenzyl)-1h-pyrazolo[3,4-b]pyridino-3-yl]pyrimidino-5-yl}methyl carbamate and its purification for use thereof as pharmaceutical substance |
CN103483407B (zh) * | 2013-10-10 | 2015-11-18 | 宁夏启元药业有限公司 | 一种硫氰酸红霉素萃取结晶用复合溶媒及萃取结晶方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2663703A (en) * | 1953-12-22 | Purification of stkaight-chain | ||
US2812280A (en) * | 1954-04-20 | 1957-11-05 | Rohm & Haas | Preparation of bis (halophenyl) trichloroethanol |
US2812362A (en) * | 1955-10-12 | 1957-11-05 | Rohm & Haas | Preparation of bis (chlorophenyl)-trichloroethanol |
GB831421A (en) * | 1955-11-28 | 1960-03-30 | Metal & Thermit Corp | ª‡,ª‡ bis (chlorophenyl) alkanols |
US4042498A (en) * | 1973-05-29 | 1977-08-16 | Rohm And Haas Company | Separation of organic compounds by adsorption processes |
CH658773A5 (fr) * | 1984-05-22 | 1986-12-15 | Nestle Sa | Procede de preparation d'un lait ecreme. |
US4705902A (en) * | 1985-10-03 | 1987-11-10 | Rohm And Haas Company | DDTR-free 1,1-bis(chlorophenyl)-2,2,2-trichloroethanol |
JPS62286940A (ja) * | 1986-06-02 | 1987-12-12 | ロ−ム アンド ハ−ス コンパニ− | DDTrを含まない1,1−ビス(クロロフエニル)−2,2,2−トリクロロエタノ−ルの製造方法 |
DE3624911A1 (de) * | 1986-07-23 | 1988-01-28 | Hoechst Ag | Verfahren zur trennung von isomerengemischen aus 1.3- und 1.4-bis-(2-hydroxyhexafluoro-2-propyl)-benzol |
IL89274A (en) * | 1989-02-13 | 1994-04-12 | Agan Chemical Manufacturers | Process for preparing environmentally safe dicofol |
-
1990
- 1990-07-04 ES ES90401935T patent/ES2069712T3/es not_active Expired - Lifetime
- 1990-07-04 EP EP90401935A patent/EP0409689B1/en not_active Expired - Lifetime
- 1990-07-04 DE DE69017965T patent/DE69017965T2/de not_active Expired - Fee Related
- 1990-07-04 AT AT90401935T patent/ATE120169T1/de not_active IP Right Cessation
- 1990-07-04 DK DK90401935.3T patent/DK0409689T3/da active
- 1990-07-11 CA CA002020920A patent/CA2020920C/en not_active Expired - Fee Related
- 1990-07-13 NO NO903129A patent/NO173273C/no not_active IP Right Cessation
- 1990-07-17 IL IL9510790A patent/IL95107A/en not_active IP Right Cessation
- 1990-07-17 FI FI903612A patent/FI95564C/fi not_active IP Right Cessation
- 1990-07-17 IL IL11243390A patent/IL112433A/en not_active IP Right Cessation
- 1990-07-17 IE IE260090A patent/IE72092B1/en not_active IP Right Cessation
- 1990-07-17 PT PT94736A patent/PT94736B/pt not_active IP Right Cessation
- 1990-07-17 IN IN572/MAS/90A patent/IN172157B/en unknown
- 1990-07-18 KR KR1019900010904A patent/KR920010638B1/ko not_active IP Right Cessation
- 1990-07-18 BR BR909003486A patent/BR9003486A/pt not_active IP Right Cessation
- 1990-07-18 CN CN90104808A patent/CN1039989C/zh not_active Expired - Fee Related
- 1990-07-18 US US07/555,066 patent/US5081319A/en not_active Expired - Lifetime
- 1990-07-18 TR TR00679/90A patent/TR27493A/xx unknown
- 1990-07-18 JP JP2190342A patent/JPH082816B2/ja not_active Expired - Fee Related
-
1992
- 1992-04-21 IN IN234MA1992 patent/IN173099B/en unknown
-
1995
- 1995-01-24 IL IL11243395A patent/IL112433A0/xx unknown
- 1995-05-20 CN CN95106205A patent/CN1066701C/zh not_active Expired - Fee Related
-
2000
- 2000-05-31 CN CN00117894A patent/CN1319579A/zh active Pending
- 2000-05-31 CN CN00117895A patent/CN1319578A/zh active Pending
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS5535013A (en) | New pt-complex | |
JPS5581832A (en) | Preparation of p-hydroxybenzaldehyde derivatives | |
DK0409689T3 (da) | Fremgangsmåde til rensning af 1,1-bis(4-chlorphenyl)-2,2,2-trichlorethanol | |
ES2079931T3 (es) | Procedimiento para la preparacion de 2,3,5(6) trialquil piracinas. | |
TW290533B (pt) | ||
JPS572298A (en) | Erythromycin derivative | |
FR2559147B1 (fr) | Procede d'obtention de composes organiques a groupe alkoxyalkylidene | |
JPS5566572A (en) | Novel epoxyketone and its preparation | |
JPS5517323A (en) | Substituted oxime ether, its preparation, and insecticide and miticide containing the same | |
JPS5273842A (en) | Preparation of 2,2-dimethyl-3-)alpha-hydroxy-alphe-trihalogenomethylme thyl) -cyclopropane carboxylic acid derivatives | |
JPS55160740A (en) | Preparation of cyclopentenolone | |
JPS52133962A (en) | Synthesis of 2-(6-methoxy-2-naphthyl)-propionic acid | |
JPS51131837A (en) | Process for depressing odor of phenolic compounds | |
JPS54119409A (en) | Derivative of gamma-hydroxy-alpha,beta-enone and its preparation | |
JPS52102252A (en) | Preparation of cyclopropanecarbxylic acid ester | |
JPS55160739A (en) | Preparation of cyclopentenone compound | |
JPS52133960A (en) | 2-cyano-3-methyl-3-(6-methoxy-2-naphthyl)-glycidic acid and method of preparing the same | |
JPS53137909A (en) | Purification of fatty acid | |
JPS5225752A (en) | Preparation of cyclohexanone and cyclopentanone depivatives | |
JPS5233657A (en) | Process for preparation of photochromic compounds | |
JPS5740476A (en) | Novel preparation of triazolylvinyl ketonic compound | |
JPS54119408A (en) | Derivative of substituted alkyl methyl ketone | |
JPS55149276A (en) | Preparation of sesquiterpene derivative | |
JPS53108954A (en) | Novel alpha-substituted isovelerianate ester, its production and insecticide containing the same | |
JPS57171996A (en) | Dialkyl-(1,4-naphthoquinon-2-yl)thiophosphate and insecticide containing the same as active constituent |