BE529063A - - Google Patents
Info
- Publication number
- BE529063A BE529063A BE529063DA BE529063A BE 529063 A BE529063 A BE 529063A BE 529063D A BE529063D A BE 529063DA BE 529063 A BE529063 A BE 529063A
- Authority
- BE
- Belgium
- Prior art keywords
- trimethylurea
- composition
- water
- carbon atoms
- substituent
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims description 12
- 235000013877 carbamide Nutrition 0.000 claims description 9
- 241000607479 Yersinia pestis Species 0.000 claims description 7
- 239000002270 dispersing agent Substances 0.000 claims description 7
- 150000003672 ureas Chemical class 0.000 claims description 7
- 241000196324 Embryophyta Species 0.000 claims description 6
- 241000238631 Hexapoda Species 0.000 claims description 6
- 239000002671 adjuvant Substances 0.000 claims description 6
- 230000002141 anti-parasite Effects 0.000 claims description 6
- 239000003096 antiparasitic agent Substances 0.000 claims description 6
- 239000000460 chlorine Substances 0.000 claims description 5
- 241000233866 Fungi Species 0.000 claims description 4
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 125000001424 substituent group Chemical group 0.000 claims description 4
- YFIJZOQNPUAQAE-UHFFFAOYSA-N 1-(4-chlorophenyl)-1,3,3-trimethylurea Chemical compound CN(C)C(=O)N(C)C1=CC=C(Cl)C=C1 YFIJZOQNPUAQAE-UHFFFAOYSA-N 0.000 claims description 3
- 241000238876 Acari Species 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 229910052801 chlorine Inorganic materials 0.000 claims description 3
- PHMQAUXMGFUICG-UHFFFAOYSA-N 1-(3,4-dichlorophenyl)-1,3,3-trimethylurea Chemical compound CN(C)C(=O)N(C)C1=CC=C(Cl)C(Cl)=C1 PHMQAUXMGFUICG-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 239000004094 surface-active agent Substances 0.000 claims description 2
- 125000001309 chloro group Chemical group Cl* 0.000 claims 1
- 229910052736 halogen Inorganic materials 0.000 claims 1
- 150000002367 halogens Chemical class 0.000 claims 1
- 239000000843 powder Substances 0.000 description 14
- -1 alkyl radical Chemical class 0.000 description 11
- 239000003995 emulsifying agent Substances 0.000 description 7
- 239000002904 solvent Substances 0.000 description 7
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 6
- 239000004202 carbamide Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- 238000002156 mixing Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 125000005059 halophenyl group Chemical group 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 125000003854 p-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1Cl 0.000 description 4
- 244000045947 parasite Species 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical group C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- 239000013543 active substance Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
- 229910052753 mercury Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000000454 talc Substances 0.000 description 3
- 229910052623 talc Inorganic materials 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241001124076 Aphididae Species 0.000 description 2
- CKDWPUIZGOQOOM-UHFFFAOYSA-N Carbamyl chloride Chemical compound NC(Cl)=O CKDWPUIZGOQOOM-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- YIIMEMSDCNDGTB-UHFFFAOYSA-N Dimethylcarbamoyl chloride Chemical compound CN(C)C(Cl)=O YIIMEMSDCNDGTB-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- RDOXTESZEPMUJZ-UHFFFAOYSA-N anisole Chemical compound COC1=CC=CC=C1 RDOXTESZEPMUJZ-UHFFFAOYSA-N 0.000 description 2
- 239000000440 bentonite Substances 0.000 description 2
- 229910000278 bentonite Inorganic materials 0.000 description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000000417 fungicide Substances 0.000 description 2
- 230000002363 herbicidal effect Effects 0.000 description 2
- 239000012442 inert solvent Substances 0.000 description 2
- 239000002917 insecticide Substances 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 230000000590 parasiticidal effect Effects 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000080 wetting agent Substances 0.000 description 2
- XOADCYZGXLZXGV-UHFFFAOYSA-N 1-(2,4-dichlorophenyl)-1,3,3-trimethylurea Chemical compound ClC1=C(C=CC(=C1)Cl)N(C(=O)N(C)C)C XOADCYZGXLZXGV-UHFFFAOYSA-N 0.000 description 1
- BEGLHBFFZXQSFF-UHFFFAOYSA-N 1-(2-chloro-4-methylphenyl)-1,3,3-trimethylurea Chemical compound ClC=1C=C(C=CC1N(C(=O)N(C)C)C)C BEGLHBFFZXQSFF-UHFFFAOYSA-N 0.000 description 1
- RMSGQZDGSZOJMU-UHFFFAOYSA-N 1-butyl-2-phenylbenzene Chemical group CCCCC1=CC=CC=C1C1=CC=CC=C1 RMSGQZDGSZOJMU-UHFFFAOYSA-N 0.000 description 1
- YAUCKEPYKXHCFF-UHFFFAOYSA-N 2-carbamothioylsulfanylethyl carbamodithioate;manganese Chemical compound [Mn].NC(=S)SCCSC(N)=S YAUCKEPYKXHCFF-UHFFFAOYSA-N 0.000 description 1
- JMZRZEXRYJUHEB-UHFFFAOYSA-N 2-carbamothioylsulfanylethyl carbamodithioate;zinc Chemical compound [Zn].NC(=S)SCCSC(N)=S JMZRZEXRYJUHEB-UHFFFAOYSA-N 0.000 description 1
- 125000004182 2-chlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(*)C([H])=C1[H] 0.000 description 1
- 125000004189 3,4-dichlorophenyl group Chemical group [H]C1=C([H])C(Cl)=C(Cl)C([H])=C1* 0.000 description 1
- 125000004179 3-chlorophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C(Cl)=C1[H] 0.000 description 1
- XCEYKKJMLOFDSS-UHFFFAOYSA-N 4-chloro-n-methylaniline Chemical compound CNC1=CC=C(Cl)C=C1 XCEYKKJMLOFDSS-UHFFFAOYSA-N 0.000 description 1
- 125000006306 4-iodophenyl group Chemical group [H]C1=C([H])C(*)=C([H])C([H])=C1I 0.000 description 1
- 241000206761 Bacillariophyta Species 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000159562 Johnsonella Species 0.000 description 1
- XGEGHDBEHXKFPX-UHFFFAOYSA-N N-methylthiourea Natural products CNC(N)=O XGEGHDBEHXKFPX-UHFFFAOYSA-N 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 125000004429 atom Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- BIWJNBZANLAXMG-YQELWRJZSA-N chloordaan Chemical compound ClC1=C(Cl)[C@@]2(Cl)C3CC(Cl)C(Cl)C3[C@]1(Cl)C2(Cl)Cl BIWJNBZANLAXMG-YQELWRJZSA-N 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- MPLKHTYEXMXSRI-UHFFFAOYSA-N cyclohexyl(diethyl)azanium;dodecyl sulfate Chemical compound CCN(CC)C1CCCCC1.CCCCCCCCCCCCOS(O)(=O)=O MPLKHTYEXMXSRI-UHFFFAOYSA-N 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- POULHZVOKOAJMA-UHFFFAOYSA-M dodecanoate Chemical compound CCCCCCCCCCCC([O-])=O POULHZVOKOAJMA-UHFFFAOYSA-M 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- QUPDWYMUPZLYJZ-UHFFFAOYSA-N ethyl Chemical compound C[CH2] QUPDWYMUPZLYJZ-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 229940070765 laurate Drugs 0.000 description 1
- XGEGHDBEHXKFPX-NJFSPNSNSA-N methylurea Chemical compound [14CH3]NC(N)=O XGEGHDBEHXKFPX-NJFSPNSNSA-N 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 239000002574 poison Substances 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 229910052903 pyrophyllite Inorganic materials 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- DUBNHZYBDBBJHD-UHFFFAOYSA-L ziram Chemical compound [Zn+2].CN(C)C([S-])=S.CN(C)C([S-])=S DUBNHZYBDBBJHD-UHFFFAOYSA-L 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/28—Ureas or thioureas containing the groups >N—CO—N< or >N—CS—N<
- A01N47/30—Derivatives containing the group >N—CO—N aryl or >N—CS—N—aryl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/28—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C275/30—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton being further substituted by halogen atoms, or by nitro or nitroso groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US385893A US2704245A (en) | 1953-10-13 | 1953-10-13 | Pesticidal tetra-substituted ureas |
| DEP11874A DE1039304B (de) | 1953-10-13 | 1954-04-30 | Unkrautbekaempfungsmittel |
| GB13459/54A GB761474A (en) | 1953-10-13 | 1954-05-07 | Tetrasubstituted ureas and compositions containing them |
| NL187477A NL87658C (en]) | 1953-10-13 | 1954-05-11 | |
| FR1101029T | 1954-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE529063A true BE529063A (en]) |
Family
ID=37075527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE529063D BE529063A (en]) | 1953-10-13 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2704245A (en]) |
| BE (1) | BE529063A (en]) |
| DE (1) | DE1039304B (en]) |
| FR (1) | FR1101029A (en]) |
| GB (1) | GB761474A (en]) |
| NL (1) | NL87658C (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1072982B (de) * | 1960-01-14 | Badische Anilin- & Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein | Verfahren zur Herstellung tetrasubstituierter Harnstoffe |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2753251A (en) * | 1954-10-26 | 1956-07-03 | Du Pont | Herbicidal halophenyl-alkyl-ureas |
| US3020144A (en) * | 1955-12-22 | 1962-02-06 | Du Pont | Herbicidal composition and method employing nu-cyano and nu-cyanoalkyl substituted ureas |
| US3020145A (en) * | 1955-12-22 | 1962-02-06 | Du Pont | Herbicidal composition and method employing substituted ureas |
| US2865929A (en) * | 1956-07-23 | 1958-12-23 | Monsanto Chemicals | Thenyl ureas |
| DE1106548B (de) | 1959-08-04 | 1961-05-10 | Basf Ag | Mittel zur Bekaempfung unerwuenschten Pflanzenwuchses |
| US3113968A (en) * | 1959-09-10 | 1963-12-10 | Du Pont | 1-phenyl, 1-hydroxyalkyl, 3, 3-dialkyl-ureas |
| US3073694A (en) * | 1960-03-08 | 1963-01-15 | Du Pont | Fertilizer composition comprising urea and dithiocarbamates |
| US3304167A (en) * | 1960-12-15 | 1967-02-14 | Hercules Inc | Norbornyl and substituted norbornyl ureas and thioureas, weed control compositions and methods |
| BE612773A (en]) * | 1961-01-19 | |||
| CH398543A (de) * | 1961-05-06 | 1966-03-15 | Ciba Geigy | Verfahren zur Herstellung von Harnstoffderivaten |
| US3141038A (en) * | 1961-11-13 | 1964-07-14 | Du Pont | Nu-halo-nu-methyl-nu'-phenyl ureas |
| US3276855A (en) * | 1962-01-04 | 1966-10-04 | Velsicol Chemical Corp | N-alkylmercapto-ureas and a method for controlling weeds |
| US3157486A (en) * | 1962-12-20 | 1964-11-17 | Du Pont | Pesticidal dispersion and method for preparing the same |
| CN102702029A (zh) * | 2012-04-10 | 2012-10-03 | 重庆长风化学工业有限公司 | 四丁基脲的制备工艺 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2336464A (en) * | 1941-07-18 | 1943-12-14 | Burroughs Wellcome Co | Urea and thiourea derivatives |
| NO83218A (en]) * | 1949-12-06 | |||
| US2655534A (en) * | 1951-10-25 | 1953-10-13 | Du Pont | Preparation of n-aromatic-n'-aliphatic hydrocarbon ureas |
-
0
- BE BE529063D patent/BE529063A/fr unknown
-
1953
- 1953-10-13 US US385893A patent/US2704245A/en not_active Expired - Lifetime
-
1954
- 1954-04-30 DE DEP11874A patent/DE1039304B/de active Pending
- 1954-05-07 GB GB13459/54A patent/GB761474A/en not_active Expired
- 1954-05-11 NL NL187477A patent/NL87658C/xx active
- 1954-05-20 FR FR1101029D patent/FR1101029A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1072982B (de) * | 1960-01-14 | Badische Anilin- & Soda-Fabrik Aktiengesellschaft, Ludwigshafen/Rhein | Verfahren zur Herstellung tetrasubstituierter Harnstoffe |
Also Published As
| Publication number | Publication date |
|---|---|
| US2704245A (en) | 1955-03-15 |
| GB761474A (en) | 1956-11-14 |
| FR1101029A (fr) | 1955-09-27 |
| DE1039304B (de) | 1958-09-18 |
| NL87658C (en]) | 1958-02-16 |
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