SU673171A3 - Способ получени 5-амино-1,2,3-тиадиазола - Google Patents
Способ получени 5-амино-1,2,3-тиадиазолаInfo
- Publication number
- SU673171A3 SU673171A3 SU772511201A SU2511201A SU673171A3 SU 673171 A3 SU673171 A3 SU 673171A3 SU 772511201 A SU772511201 A SU 772511201A SU 2511201 A SU2511201 A SU 2511201A SU 673171 A3 SU673171 A3 SU 673171A3
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- thiadiazole
- amino
- water
- ammonia
- reaction
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 11
- PVGHNTXQMCYYGF-UHFFFAOYSA-N thiadiazol-5-amine Chemical compound NC1=CN=NS1 PVGHNTXQMCYYGF-UHFFFAOYSA-N 0.000 title claims abstract 8
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 claims abstract description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 11
- 239000002253 acid Substances 0.000 claims abstract description 8
- 150000002148 esters Chemical class 0.000 claims abstract description 8
- -1 acyl hydrazone Chemical class 0.000 claims abstract description 7
- 239000002904 solvent Substances 0.000 claims abstract description 6
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 238000009835 boiling Methods 0.000 claims abstract description 4
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 4
- 150000007513 acids Chemical class 0.000 claims abstract description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims abstract 19
- 229910021529 ammonia Inorganic materials 0.000 claims abstract 8
- 238000002360 preparation method Methods 0.000 claims abstract 7
- 238000001816 cooling Methods 0.000 claims abstract 5
- UGUHFDPGDQDVGX-UHFFFAOYSA-N 1,2,3-thiadiazole Chemical compound C1=CSN=N1 UGUHFDPGDQDVGX-UHFFFAOYSA-N 0.000 claims abstract 3
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims abstract 2
- VYSYZMNJHYOXGN-UHFFFAOYSA-N ethyl n-aminocarbamate Chemical compound CCOC(=O)NN VYSYZMNJHYOXGN-UHFFFAOYSA-N 0.000 claims abstract 2
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000243 solution Substances 0.000 claims description 14
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 6
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 6
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 5
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 4
- 150000001298 alcohols Chemical class 0.000 claims description 3
- 239000007795 chemical reaction product Substances 0.000 claims description 3
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 3
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 claims description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 239000003153 chemical reaction reagent Substances 0.000 claims description 2
- 150000008282 halocarbons Chemical class 0.000 claims description 2
- 150000002576 ketones Chemical class 0.000 claims description 2
- 150000002825 nitriles Chemical class 0.000 claims description 2
- 239000008096 xylene Substances 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims 5
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims 3
- 239000012043 crude product Substances 0.000 claims 3
- 239000013078 crystal Substances 0.000 claims 3
- 239000007788 liquid Substances 0.000 claims 3
- 239000002244 precipitate Substances 0.000 claims 3
- 238000010992 reflux Methods 0.000 claims 3
- 238000001256 steam distillation Methods 0.000 claims 3
- 238000003756 stirring Methods 0.000 claims 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims 2
- 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 claims 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 claims 2
- 150000003863 ammonium salts Chemical class 0.000 claims 2
- 235000011089 carbon dioxide Nutrition 0.000 claims 2
- 239000000460 chlorine Substances 0.000 claims 2
- 229910052801 chlorine Inorganic materials 0.000 claims 2
- 229940089960 chloroacetate Drugs 0.000 claims 2
- 238000002425 crystallisation Methods 0.000 claims 2
- 230000008025 crystallization Effects 0.000 claims 2
- 125000004494 ethyl ester group Chemical group 0.000 claims 2
- 238000000605 extraction Methods 0.000 claims 2
- 239000005457 ice water Substances 0.000 claims 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M sodium bicarbonate Substances [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 2
- RRQYJINTUHWNHW-UHFFFAOYSA-N 1-ethoxy-2-(2-ethoxyethoxy)ethane Chemical compound CCOCCOCCOCC RRQYJINTUHWNHW-UHFFFAOYSA-N 0.000 claims 1
- QSKPIOLLBIHNAC-UHFFFAOYSA-N 2-chloro-acetaldehyde Chemical compound ClCC=O QSKPIOLLBIHNAC-UHFFFAOYSA-N 0.000 claims 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 claims 1
- LSEHIBCSNHQYJQ-UHFFFAOYSA-N 5-bromothiadiazole Chemical compound BrC1=CN=NS1 LSEHIBCSNHQYJQ-UHFFFAOYSA-N 0.000 claims 1
- HOMSOWZTBJWNHP-UHFFFAOYSA-N 5-chlorothiadiazole Chemical compound ClC1=CN=NS1 HOMSOWZTBJWNHP-UHFFFAOYSA-N 0.000 claims 1
- IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims 1
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims 1
- 239000002841 Lewis acid Substances 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims 1
- 150000001241 acetals Chemical class 0.000 claims 1
- 150000001299 aldehydes Chemical class 0.000 claims 1
- 150000001408 amides Chemical class 0.000 claims 1
- 239000008346 aqueous phase Substances 0.000 claims 1
- NMGFRGWSRHOQOP-UHFFFAOYSA-N carbamic acid;urea Chemical compound NC(N)=O.NC(O)=O NMGFRGWSRHOQOP-UHFFFAOYSA-N 0.000 claims 1
- 150000001735 carboxylic acids Chemical class 0.000 claims 1
- 238000006555 catalytic reaction Methods 0.000 claims 1
- 150000001804 chlorine Chemical class 0.000 claims 1
- FOCAUTSVDIKZOP-UHFFFAOYSA-M chloroacetate Chemical compound [O-]C(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-M 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 229940019778 diethylene glycol diethyl ether Drugs 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims 1
- 235000019253 formic acid Nutrition 0.000 claims 1
- 239000007789 gas Substances 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
- 229930195733 hydrocarbon Natural products 0.000 claims 1
- 150000002430 hydrocarbons Chemical class 0.000 claims 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims 1
- 239000011261 inert gas Substances 0.000 claims 1
- 150000007517 lewis acids Chemical class 0.000 claims 1
- 230000007774 longterm Effects 0.000 claims 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 claims 1
- 235000019341 magnesium sulphate Nutrition 0.000 claims 1
- LDIFTOMBDSYABR-UHFFFAOYSA-N methyl n-(2-chloroethylideneamino)carbamate Chemical compound COC(=O)NN=CCCl LDIFTOMBDSYABR-UHFFFAOYSA-N 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- KJIFKLIQANRMOU-UHFFFAOYSA-N oxidanium;4-methylbenzenesulfonate Chemical compound O.CC1=CC=C(S(O)(=O)=O)C=C1 KJIFKLIQANRMOU-UHFFFAOYSA-N 0.000 claims 1
- 239000011736 potassium bicarbonate Substances 0.000 claims 1
- 235000015497 potassium bicarbonate Nutrition 0.000 claims 1
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims 1
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims 1
- 235000011118 potassium hydroxide Nutrition 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000012047 saturated solution Substances 0.000 claims 1
- 150000007659 semicarbazones Chemical class 0.000 claims 1
- 235000015424 sodium Nutrition 0.000 claims 1
- 239000001632 sodium acetate Substances 0.000 claims 1
- 235000017281 sodium acetate Nutrition 0.000 claims 1
- 235000017557 sodium bicarbonate Nutrition 0.000 claims 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 238000006467 substitution reaction Methods 0.000 claims 1
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract description 7
- 229910052736 halogen Inorganic materials 0.000 abstract description 3
- 150000002429 hydrazines Chemical class 0.000 abstract description 3
- 150000002367 halogens Chemical class 0.000 abstract description 2
- 239000011541 reaction mixture Substances 0.000 abstract description 2
- 230000003993 interaction Effects 0.000 abstract 3
- 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 abstract 1
- LMRDBJZQDUVCQH-UHFFFAOYSA-N 2-(1,3-dioxoisoindol-2-yl)acetaldehyde Chemical compound C1=CC=C2C(=O)N(CC=O)C(=O)C2=C1 LMRDBJZQDUVCQH-UHFFFAOYSA-N 0.000 abstract 1
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 abstract 1
- 125000003277 amino group Chemical group 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 abstract 1
- 150000007857 hydrazones Chemical class 0.000 abstract 1
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- 150000002170 ethers Chemical class 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 125000001475 halogen functional group Chemical group 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 229910052500 inorganic mineral Chemical class 0.000 description 1
- 239000011707 mineral Chemical class 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
- C07D285/01—Five-membered rings
- C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
- C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
- C07D285/06—1,2,3-Thiadiazoles; Hydrogenated 1,2,3-thiadiazoles
-
- 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
- A01N43/82—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 three ring hetero atoms
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)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
- Plural Heterocyclic Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2636994A DE2636994C2 (de) | 1976-08-13 | 1976-08-13 | Verfahren zur Herstellung von 5-Amino-1,2,3-thiadiazol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU673171A3 true SU673171A3 (ru) | 1979-07-05 |
Family
ID=5985648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU772511201A SU673171A3 (ru) | 1976-08-13 | 1977-08-12 | Способ получени 5-амино-1,2,3-тиадиазола |
Country Status (37)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2841825A1 (de) | 1978-09-22 | 1980-04-03 | Schering Ag | Verfahren zur herstellung von 1,2,3- thiadiazol-5-yl-harnstoffen |
| DE2848330A1 (de) | 1978-11-03 | 1980-05-14 | Schering Ag | Verfahren zur herstellung von 1,2, 3-thiadiazol-5-yl-harnstoffen |
| EP0031548B1 (en) * | 1979-12-27 | 1983-03-23 | Ube Industries, Ltd. | Process for preparing 5-amino-1,2,3-thiadiazoles |
| JPS5692281A (en) * | 1979-12-27 | 1981-07-25 | Ube Ind Ltd | Preparation of 5-amino-1,2,3-thiadiazole |
| JPS6019776A (ja) * | 1983-07-12 | 1985-01-31 | Ube Ind Ltd | 安定化された５―メルカプト―１，２，３―チアジアゾール類組成物 |
| JPH0482870A (ja) * | 1990-07-24 | 1992-03-16 | Kureha Chem Ind Co Ltd | ヒドラゾン誘導体の製造方法 |
| JP4746191B2 (ja) * | 2001-02-28 | 2011-08-10 | 日本高圧電気株式会社 | 粉砕機 |
| CN103058956A (zh) * | 2013-01-06 | 2013-04-24 | 扬州市天平化工厂有限公司 | 5-氨基-1,2,3-噻二唑的制备方法 |
| CN109053633A (zh) * | 2018-08-29 | 2018-12-21 | 江苏师范大学 | 一种5-氨基-1,2,3-噻二唑的合成方法 |
-
1976
- 1976-08-13 DE DE2636994A patent/DE2636994C2/de not_active Expired
-
1977
- 1977-07-27 YU YU1843/77A patent/YU39589B/xx unknown
- 1977-07-28 TR TR19701A patent/TR19701A/xx unknown
- 1977-08-02 FI FI772344A patent/FI64155C/fi not_active IP Right Cessation
- 1977-08-02 NL NL7708543A patent/NL7708543A/xx not_active Application Discontinuation
- 1977-08-02 AU AU27534/77A patent/AU510473B2/en not_active Expired
- 1977-08-04 NZ NZ184849A patent/NZ184849A/xx unknown
- 1977-08-05 ES ES461379A patent/ES461379A1/es not_active Expired
- 1977-08-08 GB GB33133/77A patent/GB1589422A/en not_active Expired
- 1977-08-09 DD DD7700200499A patent/DD131372A5/xx unknown
- 1977-08-09 CH CH976977A patent/CH630911A5/de not_active IP Right Cessation
- 1977-08-09 US US05/823,526 patent/US4113733A/en not_active Expired - Lifetime
- 1977-08-09 IT IT26599/77A patent/IT1114841B/it active
- 1977-08-09 MX MX775985U patent/MX4944E/es unknown
- 1977-08-10 PT PT66909A patent/PT66909B/pt unknown
- 1977-08-10 AR AR268748A patent/AR216089A1/es active
- 1977-08-10 DK DK355877A patent/DK146126C/da not_active IP Right Cessation
- 1977-08-10 EG EG469/77A patent/EG12627A/xx active
- 1977-08-10 SE SE7709053A patent/SE415351B/xx not_active IP Right Cessation
- 1977-08-11 LU LU77954A patent/LU77954A1/xx unknown
- 1977-08-11 AT AT585977A patent/AT353787B/de not_active IP Right Cessation
- 1977-08-11 CS CS775318A patent/CS191891B2/cs unknown
- 1977-08-11 GR GR54134A patent/GR65015B/el unknown
- 1977-08-11 PL PL1977200196A patent/PL104272B1/pl unknown
- 1977-08-12 PH PH20111A patent/PH13097A/en unknown
- 1977-08-12 BG BG037152A patent/BG28056A3/xx unknown
- 1977-08-12 BE BE180143A patent/BE857758A/xx not_active IP Right Cessation
- 1977-08-12 IE IE1685/77A patent/IE45332B1/en unknown
- 1977-08-12 IL IL52721A patent/IL52721A0/xx not_active IP Right Cessation
- 1977-08-12 CA CA284,588A patent/CA1077045A/en not_active Expired
- 1977-08-12 HU HU77SCHE619A patent/HU176166B/hu not_active IP Right Cessation
- 1977-08-12 JP JP9687577A patent/JPS5323974A/ja active Pending
- 1977-08-12 SU SU772511201A patent/SU673171A3/ru active
- 1977-08-12 ZA ZA00774887A patent/ZA774887B/xx unknown
- 1977-08-12 BR BR7705337A patent/BR7705337A/pt unknown
- 1977-08-13 RO RO7791357A patent/RO72837A/ro unknown
- 1977-08-16 FR FR7725008A patent/FR2361378A1/fr active Granted
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