DE2350875C3 - Verfahren zur Herstellung von 2-Hydrazinobenzthiazolen - Google Patents
Verfahren zur Herstellung von 2-HydrazinobenzthiazolenInfo
- Publication number
- DE2350875C3 DE2350875C3 DE2350875A DE2350875A DE2350875C3 DE 2350875 C3 DE2350875 C3 DE 2350875C3 DE 2350875 A DE2350875 A DE 2350875A DE 2350875 A DE2350875 A DE 2350875A DE 2350875 C3 DE2350875 C3 DE 2350875C3
- Authority
- DE
- Germany
- Prior art keywords
- mol
- hydrazine
- product
- hydrazinobenzothiazole
- methyl
- 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
- 238000000034 method Methods 0.000 title claims description 29
- JYSUYJCLUODSLN-UHFFFAOYSA-N 1,3-benzothiazol-2-ylhydrazine Chemical class C1=CC=C2SC(NN)=NC2=C1 JYSUYJCLUODSLN-UHFFFAOYSA-N 0.000 title claims description 6
- 238000002360 preparation method Methods 0.000 title claims description 4
- UHGULLIUJBCTEF-UHFFFAOYSA-N 2-aminobenzothiazole Chemical class C1=CC=C2SC(N)=NC2=C1 UHGULLIUJBCTEF-UHFFFAOYSA-N 0.000 claims description 11
- 125000004432 carbon atom Chemical group C* 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 125000000217 alkyl group Chemical group 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 claims 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical group [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical group FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- 125000003545 alkoxy group Chemical group 0.000 claims 1
- 125000004414 alkyl thio group Chemical group 0.000 claims 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Chemical group BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 claims 1
- 229910052794 bromium Inorganic materials 0.000 claims 1
- 229910052801 chlorine Inorganic materials 0.000 claims 1
- 239000000460 chlorine Chemical group 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Chemical group 0.000 claims 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 30
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Substances OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 25
- 239000000047 product Substances 0.000 description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical class CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 14
- 238000006243 chemical reaction Methods 0.000 description 13
- 238000002844 melting Methods 0.000 description 13
- 230000008018 melting Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 description 12
- 239000011541 reaction mixture Substances 0.000 description 11
- DYWNRVWOUASMDT-UHFFFAOYSA-N (4-methyl-1,3-benzothiazol-2-yl)hydrazine Chemical compound CC1=CC=CC2=C1N=C(NN)S2 DYWNRVWOUASMDT-UHFFFAOYSA-N 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 7
- 239000002253 acid Substances 0.000 description 7
- BIVUUOPIAYRCAP-UHFFFAOYSA-N aminoazanium;chloride Chemical compound Cl.NN BIVUUOPIAYRCAP-UHFFFAOYSA-N 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 238000004448 titration Methods 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 239000000155 melt Substances 0.000 description 6
- 235000013772 propylene glycol Nutrition 0.000 description 6
- 239000005977 Ethylene Substances 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- VATAQQYXLCOZEX-UHFFFAOYSA-N (4-chloro-1,3-benzothiazol-2-yl)hydrazine Chemical compound C1=CC=C2SC(NN)=NC2=C1Cl VATAQQYXLCOZEX-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 3
- BGFURDBGMRKOTL-UHFFFAOYSA-N [1,2,4]triazolo[3,4-b][1,3]benzothiazole Chemical compound C1=CC=C2N3C=NN=C3SC2=C1 BGFURDBGMRKOTL-UHFFFAOYSA-N 0.000 description 3
- 239000004480 active ingredient Substances 0.000 description 3
- 239000000538 analytical sample Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 150000002334 glycols Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 description 3
- QNPPOSLNDDRPTR-UHFFFAOYSA-N (5,6-dimethyl-1,3-benzothiazol-2-yl)hydrazine Chemical compound C1=C(C)C(C)=CC2=C1SC(NN)=N2 QNPPOSLNDDRPTR-UHFFFAOYSA-N 0.000 description 2
- SBASXUCJHJRPEV-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethanol Chemical compound COCCOCCO SBASXUCJHJRPEV-UHFFFAOYSA-N 0.000 description 2
- OEQQFQXMCPMEIH-UHFFFAOYSA-N 4-chloro-1,3-benzothiazol-2-amine Chemical compound C1=CC=C2SC(N)=NC2=C1Cl OEQQFQXMCPMEIH-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- 241000221785 Erysiphales Species 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 125000003277 amino group Chemical group 0.000 description 2
- 239000012736 aqueous medium Substances 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- OWBTYPJTUOEWEK-UHFFFAOYSA-N butane-2,3-diol Chemical compound CC(O)C(C)O OWBTYPJTUOEWEK-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 150000002170 ethers Chemical class 0.000 description 2
- 239000012442 inert solvent Substances 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- WLJVXDMOQOGPHL-UHFFFAOYSA-N phenylacetic acid Chemical compound OC(=O)CC1=CC=CC=C1 WLJVXDMOQOGPHL-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000004809 thin layer chromatography Methods 0.000 description 2
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
- CSTCVTVRTJAYAR-UHFFFAOYSA-N (4-methoxy-1,3-benzothiazol-2-yl)hydrazine Chemical compound COC1=CC=CC2=C1N=C(NN)S2 CSTCVTVRTJAYAR-UHFFFAOYSA-N 0.000 description 1
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 description 1
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- LCZVSXRMYJUNFX-UHFFFAOYSA-N 2-[2-(2-hydroxypropoxy)propoxy]propan-1-ol Chemical compound CC(O)COC(C)COC(C)CO LCZVSXRMYJUNFX-UHFFFAOYSA-N 0.000 description 1
- VRVRGVPWCUEOGV-UHFFFAOYSA-N 2-aminothiophenol Chemical compound NC1=CC=CC=C1S VRVRGVPWCUEOGV-UHFFFAOYSA-N 0.000 description 1
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 description 1
- ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 1
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 1
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- YEBCRAVYUWNFQT-UHFFFAOYSA-N 4-methoxy-1,3-benzothiazol-2-amine Chemical compound COC1=CC=CC2=C1N=C(N)S2 YEBCRAVYUWNFQT-UHFFFAOYSA-N 0.000 description 1
- CNPURSDMOWDNOQ-UHFFFAOYSA-N 4-methoxy-7h-pyrrolo[2,3-d]pyrimidin-2-amine Chemical compound COC1=NC(N)=NC2=C1C=CN2 CNPURSDMOWDNOQ-UHFFFAOYSA-N 0.000 description 1
- GRIATXVEXOFBGO-UHFFFAOYSA-N 4-methyl-1,3-benzothiazol-2-amine Chemical compound CC1=CC=CC2=C1N=C(N)S2 GRIATXVEXOFBGO-UHFFFAOYSA-N 0.000 description 1
- DFBKMUBPPKUWJV-UHFFFAOYSA-N 4-methyl-1,3-benzothiazol-2-amine;hydrobromide Chemical compound Br.CC1=CC=CC2=C1N=C(N)S2 DFBKMUBPPKUWJV-UHFFFAOYSA-N 0.000 description 1
- KZHGPDSVHSDCMX-UHFFFAOYSA-N 6-methoxy-1,3-benzothiazol-2-amine Chemical compound COC1=CC=C2N=C(N)SC2=C1 KZHGPDSVHSDCMX-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- -1 alkylene diols Chemical class 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- XXJWXESWEXIICW-UHFFFAOYSA-N diethylene glycol monoethyl ether Chemical compound CCOCCOCCO XXJWXESWEXIICW-UHFFFAOYSA-N 0.000 description 1
- 229940075557 diethylene glycol monoethyl ether Drugs 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 150000002271 geminal diols Chemical class 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 150000002391 heterocyclic compounds Chemical class 0.000 description 1
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- FDXYCFCUGBBQJL-UHFFFAOYSA-N n,4-dimethyl-1,3-benzothiazol-2-amine;hydrobromide Chemical compound Br.C1=CC=C2SC(NC)=NC2=C1C FDXYCFCUGBBQJL-UHFFFAOYSA-N 0.000 description 1
- 150000002905 orthoesters Chemical class 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000003279 phenylacetic acid Substances 0.000 description 1
- 229960003424 phenylacetic acid Drugs 0.000 description 1
- 230000003032 phytopathogenic effect Effects 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/68—Benzothiazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2
- C07D277/82—Nitrogen atoms
-
- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/74—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,3
- A01N43/78—1,3-Thiazoles; Hydrogenated 1,3-thiazoles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
- C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
- C07D513/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Plant Pathology (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Agronomy & Crop Science (AREA)
- General Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US29638172A | 1972-10-10 | 1972-10-10 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2350875A1 DE2350875A1 (de) | 1974-04-18 |
| DE2350875B2 DE2350875B2 (de) | 1981-01-22 |
| DE2350875C3 true DE2350875C3 (de) | 1981-12-03 |
Family
ID=23141770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2350875A Expired DE2350875C3 (de) | 1972-10-10 | 1973-10-10 | Verfahren zur Herstellung von 2-Hydrazinobenzthiazolen |
Country Status (27)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5350330A (en) * | 1976-10-19 | 1978-05-08 | Mitsui Toatsu Chem Inc | Controlling agents against bacterial leaf blight on rice plants |
| EP0028406A1 (en) * | 1979-10-31 | 1981-05-13 | Gaf Corporation | Copolymerizable, ultraviolet light absorber N-benzothiazoloazines |
| DE2947489A1 (de) * | 1979-11-24 | 1981-06-04 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von 2,2'-imino-bis-benzthiazol-verbindungen |
| EG17986A (en) * | 1985-08-09 | 1991-08-30 | Lilly Co Eli | Synthesis of tricyclazole |
| CN103833674B (zh) * | 2014-03-13 | 2016-01-27 | 杭州师范大学 | 一种合成4-甲基-2-肼基苯并噻唑的方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659730A (en) * | 1951-04-12 | 1953-11-17 | Schenley Ind Inc | 2'-(4'-lower alkanoylaminobenzal)-6-acetylamino-hydrazinobenzothiazole-2 |
-
1973
- 1973-09-20 IE IE1687/73A patent/IE38266B1/xx unknown
- 1973-09-21 ZA ZA737483*A patent/ZA737483B/xx unknown
- 1973-09-26 CH CH1377973A patent/CH591462A5/xx not_active IP Right Cessation
- 1973-09-28 CA CA182,176A patent/CA1007645A/en not_active Expired
- 1973-09-29 KR KR7301620A patent/KR780000070B1/ko not_active Expired
- 1973-10-02 AT AT841473A patent/AT326119B/de not_active IP Right Cessation
- 1973-10-04 IT IT29760/73A patent/IT995604B/it active
- 1973-10-05 YU YU02613/73A patent/YU261373A/xx unknown
- 1973-10-05 AU AU61083/73A patent/AU471441B2/en not_active Expired
- 1973-10-08 RO RO7300076273A patent/RO63006A/ro unknown
- 1973-10-08 ES ES419450A patent/ES419450A1/es not_active Expired
- 1973-10-08 NL NLAANVRAGE7313767,A patent/NL178254C/xx not_active IP Right Cessation
- 1973-10-09 BE BE1005416A patent/BE805853A/xx not_active IP Right Cessation
- 1973-10-09 BG BG024693A patent/BG25795A3/xx unknown
- 1973-10-09 DK DK547573AA patent/DK142457B/da not_active IP Right Cessation
- 1973-10-09 SE SE7313729A patent/SE411120B/sv unknown
- 1973-10-09 GB GB4706173A patent/GB1437208A/en not_active Expired
- 1973-10-09 DD DD173945A patent/DD111209A5/xx unknown
- 1973-10-09 SU SU1963871A patent/SU507239A3/ru active
- 1973-10-09 BR BR7856/73A patent/BR7307856D0/pt unknown
- 1973-10-09 HU HUEI499A patent/HU167275B/hu unknown
- 1973-10-09 JP JP48113735A patent/JPS5756475B2/ja not_active Expired
- 1973-10-09 AR AR250439A patent/AR231286A1/es active
- 1973-10-10 FR FR7336205A patent/FR2208906B1/fr not_active Expired
- 1973-10-10 CS CS6968A patent/CS168048B2/cs unknown
- 1973-10-10 PL PL1973165751A patent/PL89455B1/pl unknown
- 1973-10-10 DE DE2350875A patent/DE2350875C3/de not_active Expired
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