FR2185063A5 - - Google Patents
Info
- Publication number
- FR2185063A5 FR2185063A5 FR7217254A FR7217254A FR2185063A5 FR 2185063 A5 FR2185063 A5 FR 2185063A5 FR 7217254 A FR7217254 A FR 7217254A FR 7217254 A FR7217254 A FR 7217254A FR 2185063 A5 FR2185063 A5 FR 2185063A5
- Authority
- FR
- France
- Prior art keywords
- nitrophenol
- cooling
- water
- crystals
- separating
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/08—Preparation of nitro compounds by substitution of hydrogen atoms by nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/13—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
- C07C205/20—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings
- C07C205/21—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
- C07C205/22—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups having nitro groups and hydroxy groups bound to carbon atoms of six-membered aromatic rings having nitro groups and hydroxy groups bound to carbon atoms of the same non-condensed six-membered aromatic ring having one nitro groups bound to the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7217254A FR2185063A5 (fr) | 1972-05-15 | 1972-05-15 | |
NL7306351A NL7306351A (fr) | 1972-05-15 | 1973-05-07 | |
BR3326/73A BR7303326D0 (pt) | 1972-05-15 | 1973-05-08 | Aperfeicoamento no processo de purificacao do pnitrofenol |
JP48051754A JPS5124492B2 (fr) | 1972-05-15 | 1973-05-11 | |
GB2288173A GB1387390A (en) | 1972-05-15 | 1973-05-14 | Process for the purification of p-nitrophenol |
BE131091A BE799510A (fr) | 1972-05-15 | 1973-05-14 | Procede de purification du p-nitrophenol, |
US05/360,097 US3933929A (en) | 1972-05-15 | 1973-05-14 | Process for the purification of p-nitrophenol |
ZA733228A ZA733228B (en) | 1972-05-15 | 1973-05-14 | Process for the purification of p-nitrophenol |
DE19732324501 DE2324501C3 (de) | 1972-05-15 | 1973-05-15 | Verfahren zur Reinigung von p-Nitrophenol |
IT24108/73A IT987455B (it) | 1972-05-15 | 1973-05-15 | Procedimento per purificare p nitrofenolo |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7217254A FR2185063A5 (fr) | 1972-05-15 | 1972-05-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2185063A5 true FR2185063A5 (fr) | 1973-12-28 |
Family
ID=9098502
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7217254A Expired FR2185063A5 (fr) | 1972-05-15 | 1972-05-15 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3933929A (fr) |
JP (1) | JPS5124492B2 (fr) |
BE (1) | BE799510A (fr) |
BR (1) | BR7303326D0 (fr) |
FR (1) | FR2185063A5 (fr) |
GB (1) | GB1387390A (fr) |
IT (1) | IT987455B (fr) |
NL (1) | NL7306351A (fr) |
ZA (1) | ZA733228B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5393947A (en) * | 1977-01-26 | 1978-08-17 | Okuma Seisakujiyo Kk | Rail running toy controller |
FR3109580B1 (fr) | 2020-04-27 | 2023-03-10 | Ipsomedic | Procédé de synthèse du paracétamol en continu |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE677461C (de) * | 1935-08-09 | 1939-06-30 | Stickstoffduenger Ag F | Herstellung von hochprozentigem Carbid |
US2868844A (en) * | 1957-01-22 | 1959-01-13 | Ethyl Corp | Selective nitration process |
US3510527A (en) * | 1967-05-18 | 1970-05-05 | Hercules Inc | Preparation of p-nitrophenols |
US3752858A (en) * | 1970-04-13 | 1973-08-14 | Ethyl Corp | Phenol nitration process |
-
1972
- 1972-05-15 FR FR7217254A patent/FR2185063A5/fr not_active Expired
-
1973
- 1973-05-07 NL NL7306351A patent/NL7306351A/xx not_active Application Discontinuation
- 1973-05-08 BR BR3326/73A patent/BR7303326D0/pt unknown
- 1973-05-11 JP JP48051754A patent/JPS5124492B2/ja not_active Expired
- 1973-05-14 GB GB2288173A patent/GB1387390A/en not_active Expired
- 1973-05-14 BE BE131091A patent/BE799510A/fr not_active IP Right Cessation
- 1973-05-14 US US05/360,097 patent/US3933929A/en not_active Expired - Lifetime
- 1973-05-14 ZA ZA733228A patent/ZA733228B/xx unknown
- 1973-05-15 IT IT24108/73A patent/IT987455B/it active
Also Published As
Publication number | Publication date |
---|---|
ZA733228B (en) | 1974-03-27 |
BE799510A (fr) | 1973-11-14 |
JPS4961127A (fr) | 1974-06-13 |
DE2324501A1 (de) | 1973-11-29 |
GB1387390A (en) | 1975-03-19 |
IT987455B (it) | 1975-02-20 |
DE2324501B2 (de) | 1975-07-17 |
NL7306351A (fr) | 1973-11-19 |
JPS5124492B2 (fr) | 1976-07-24 |
US3933929A (en) | 1976-01-20 |
BR7303326D0 (pt) | 1974-07-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE809614A (fr) | Procede de production de vapeur d'eau | |
CH515190A (fr) | Procédé de détoxification d'eaux résiduaires chargées d'impuretés organiques comprenant des nitriles | |
FR2442820A1 (fr) | Procede perfectionne pour purifier des produits organiques bromes | |
GB1386931A (en) | Process and apparatus for purifying sea-water | |
FR2185063A5 (fr) | ||
FR2434115A1 (fr) | Procede de separation du chlorure d'hydrogene et du bromure d'hydrogene | |
BE790294A (fr) | Procede de preparation continue d'un benzene trichlorure a faible teneur en chlorure de benzylidene par chloruration du toluene | |
RO69229A (fr) | Procede pour la separation de l'eau des melanges organiques rganique | |
GB1355022A (en) | Process for the purification of isoprene | |
GB1005538A (en) | Improvements in or relating to the distillation of water | |
GB1311115A (en) | Process for the manufacture of para-tertiary butylphenol | |
GB1385306A (en) | Process for the purification of paranitrophenol | |
SU472118A1 (ru) | Способ получени 1,2,3,4-тетрахлор -5,5-дибромциклопентадиена-1,3 | |
SU405868A1 (ru) | Способ получения n-ацилированных аминокислот | |
JPS5657743A (en) | Purification of crude dicyclohexylamine | |
SU475414A1 (ru) | Нержавеюща сталь | |
GB1433498A (en) | Purification of beta-naphthol by steam distillation- | |
GB1305837A (fr) | ||
SU442152A1 (ru) | Способ извлечени хлорида натри из сточных вод установок электрообессоливани нефти | |
SU440060A1 (ru) | Способ получени хлоргидрата 3-аминогомоадамантана | |
SU412179A1 (ru) | Способ выделения бутилацетата | |
SU393267A1 (ru) | Способ получения аминометильного производного | |
JPS5645431A (en) | Purification of 2,6-dimethylphenol | |
JPS5551704A (en) | Treating method for anhydrous sodium dithionite production filtrate | |
SU497278A1 (ru) | Способ выделени терпеновых спиртов |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |