IE40962B1 - Process for the preparation of 2-nitrobenzaldehyde and 2-nitrobenzylidenechloride - Google Patents
Process for the preparation of 2-nitrobenzaldehyde and 2-nitrobenzylidenechlorideInfo
- Publication number
- IE40962B1 IE40962B1 IE688/75A IE68875A IE40962B1 IE 40962 B1 IE40962 B1 IE 40962B1 IE 688/75 A IE688/75 A IE 688/75A IE 68875 A IE68875 A IE 68875A IE 40962 B1 IE40962 B1 IE 40962B1
- Authority
- IE
- Ireland
- Prior art keywords
- alkali metal
- nitrobenzaldehyde
- reaction
- hypochlorite
- acid
- Prior art date
Links
- IREGSVSQCKFDNG-UHFFFAOYSA-N 1-(dichloromethyl)-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1C(Cl)Cl IREGSVSQCKFDNG-UHFFFAOYSA-N 0.000 title abstract 2
- CMWKITSNTDAEDT-UHFFFAOYSA-N 2-nitrobenzaldehyde Chemical compound [O-][N+](=O)C1=CC=CC=C1C=O CMWKITSNTDAEDT-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 abstract 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 3
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Inorganic materials Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 abstract 3
- CGCWRLDEYHZQCW-UHFFFAOYSA-N 2-nitrophenylpyruvic acid Chemical compound OC(=O)C(=O)CC1=CC=CC=C1[N+]([O-])=O CGCWRLDEYHZQCW-UHFFFAOYSA-N 0.000 abstract 2
- -1 alkali metal salt Chemical class 0.000 abstract 2
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 239000007858 starting material Substances 0.000 abstract 2
- PLAZTCDQAHEYBI-UHFFFAOYSA-N 2-nitrotoluene Chemical compound CC1=CC=CC=C1[N+]([O-])=O PLAZTCDQAHEYBI-UHFFFAOYSA-N 0.000 abstract 1
- 150000001299 aldehydes Chemical class 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 239000012736 aqueous medium Substances 0.000 abstract 1
- 150000005690 diesters Chemical class 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 235000006408 oxalic acid Nutrition 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/56—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups bound to carbon atoms of six-membered aromatic rings and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
- C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/44—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by —CHO groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| DE19742415062 DE2415062C3 (de) | 1974-03-28 | Verfahren zur Herstellung von 2-Nitrobenzaldehyd |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE40962L IE40962L (en) | 1975-09-28 |
| IE40962B1 true IE40962B1 (en) | 1979-09-26 |
Family
ID=5911475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE688/75A IE40962B1 (en) | 1974-03-28 | 1975-03-27 | Process for the preparation of 2-nitrobenzaldehyde and 2-nitrobenzylidenechloride |
Country Status (27)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3212069A1 (de) * | 1982-04-01 | 1983-10-06 | Bayer Ag | Verfahren zur herstellung von o-nitrobenzaldehyd |
| EP0092267B1 (en) * | 1982-04-19 | 1985-04-10 | Siegfried Aktiengesellschaft | A process for producing o-nitrobenzaldehyde |
| SE456577B (sv) * | 1984-06-13 | 1988-10-17 | Nobel Kemi Ab | Sett att framstella o- och p-nitrobensaldehyd |
| JPS6329089A (ja) * | 1986-07-21 | 1988-02-06 | Hitachi Ltd | 密閉形ロ−タリ圧縮機 |
| DE4203792A1 (de) * | 1992-02-10 | 1993-08-12 | Bayer Ag | Verbessertes verfahren zur herstellung von gegebenenfalls substituierten benzaldehyden |
| US5600035A (en) * | 1994-07-13 | 1997-02-04 | Ppg Industries, Inc. | Positive photoactive compounds based on 2,6-dinitro benzyl groups and 2,5-dinitro benzyl groups |
| US5449834A (en) * | 1994-07-13 | 1995-09-12 | Ppg Industries, Inc. | Method of synthesizing 2,6-dinitro benzyl compounds |
| CN114315588A (zh) * | 2021-11-26 | 2022-04-12 | 金凯(辽宁)生命科技股份有限公司 | 一种邻硝基苯甲醛的制备方法 |
| CN114195645A (zh) * | 2021-11-26 | 2022-03-18 | 金凯(辽宁)生命科技股份有限公司 | 一种邻硝基苯甲醛的制备方法 |
-
1975
- 1975-01-01 AR AR258132A patent/AR204859A1/es active
- 1975-03-11 US US05/557,296 patent/US4203928A/en not_active Expired - Lifetime
- 1975-03-12 CA CA221,949A patent/CA1051032A/en not_active Expired
- 1975-03-14 NO NO750878A patent/NO750878L/no unknown
- 1975-03-19 PH PH16932A patent/PH11848A/en unknown
- 1975-03-24 SU SU7502116192A patent/SU572199A3/ru active
- 1975-03-25 JP JP3502875A patent/JPS566980B2/ja not_active Expired
- 1975-03-25 IL IL46917A patent/IL46917A/en unknown
- 1975-03-25 NL NLAANVRAGE7503574,A patent/NL181867C/xx not_active IP Right Cessation
- 1975-03-26 FI FI750907A patent/FI61867C/fi not_active IP Right Cessation
- 1975-03-26 PL PL1975179080A patent/PL95769B1/pl unknown
- 1975-03-26 DK DK134275A patent/DK134275A/da not_active IP Right Cessation
- 1975-03-26 BE BE154773A patent/BE827190A/xx not_active IP Right Cessation
- 1975-03-26 CH CH391675A patent/CH619206A5/de not_active IP Right Cessation
- 1975-03-26 EG EG162/75A patent/EG11831A/xx active
- 1975-03-26 IT IT21696/75A patent/IT1034619B/it active
- 1975-03-26 ES ES436059A patent/ES436059A1/es not_active Expired
- 1975-03-26 LU LU72144A patent/LU72144A1/xx unknown
- 1975-03-26 SE SE7503549A patent/SE404360B/xx not_active IP Right Cessation
- 1975-03-26 DD DD185048A patent/DD118610A5/xx unknown
- 1975-03-27 IE IE688/75A patent/IE40962B1/xx unknown
- 1975-03-27 ZA ZA00751972A patent/ZA751972B/xx unknown
- 1975-03-27 GB GB1293675A patent/GB1443140A/en not_active Expired
- 1975-03-28 AT AT241475A patent/AT338244B/de not_active IP Right Cessation
- 1975-03-28 HU HUBA3238A patent/HU168364B/hu unknown
- 1975-03-28 FR FR7509816A patent/FR2265722B1/fr not_active Expired
-
1977
- 1977-03-17 HK HK131/77A patent/HK13177A/xx unknown
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