DEP0003574BA - Process for the preparation of Schiff's bases of 2,5-diamino-1,3,4-thiodiazole - Google Patents
Process for the preparation of Schiff's bases of 2,5-diamino-1,3,4-thiodiazoleInfo
- Publication number
- DEP0003574BA DEP0003574BA DEP0003574BA DE P0003574B A DEP0003574B A DE P0003574BA DE P0003574B A DEP0003574B A DE P0003574BA
- Authority
- DE
- Germany
- Prior art keywords
- crystals
- methanol
- berlin
- schiff
- thiodiazole
- 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 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 125000003118 aryl group Chemical group 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 6
- 239000013078 crystal Substances 0.000 claims 3
- 150000001299 aldehydes Chemical class 0.000 claims 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 244000269722 Thea sinensis Species 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 244000007853 Sarothamnus scoparius Species 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 235000011118 potassium hydroxide Nutrition 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Description
SCHERING AGSCHERING AG
BERLIN N65.MÜLLERSTR. 170/172 -TELEGRAMME: SCHERINGCHEMIE BERLIN · FEBNRUP: * 4ggQQ|r Afä fyfy *M ALLE CODES IM EEBRAUCH ■ REJCHSBANK-GIRO-KONTO ■ POSTSCHECK-KONTO: BERLIN NR.13S5BERLIN N65.MÜLLERSTR. 170/172 -TELEGRAMS: SCHERINGCHEMIE BERLIN · FEBNRUP: * 4ggQQ | r Afä fyfy * M ALL CODES IN USE ■ REJCHSBANK GIRO ACCOUNT ■ POSTCHECK ACCOUNT: BERLIN NO.13S5
ABTEILUNG CHEMIE
Patentabteilung BERLIN, denCHEMICAL DEPARTMENT
Patent Department BERLIN, the
Verfahren en* Herstellung von Schiff'sottenProcess s * Manufacture of ship socks
la ist bekannt« fiaea 2e5^Biaaia©^l#3t4*i*^lödiasol mit die entsprechende Schiff*sch© Base bildet,-(J^aetf über &®r®a phejniakologische Wliik0&xn]£eit'''nlehte-b6y4e&*la is known «fiaea 2 e 5 ^ Biaaia © ^ l # 3t4 * i * ^ lödiasol with the corresponding Schiff * sch © base forms, - (J ^ aetf over & ®r®a phejniakologische Wliik0 & xn] £ eit '''nlehte -b6y4e & *
te* ist β Ee wurden» gefunden? dass die Herstellung voa sehen Besen bus 2f5*»4amlB©*if3#4*'thi©di©eol oder aue ihren an ei* mr Äittinograppe gabstituiert®» Derivaten and aromatischen deat welche ©In grösseree Molekulargewie^-I als also den Su^stitutioja®produkt«n oder Tariantus dee Frodu&tea f 'ührt.» di@ pliaimakologie@li undte * is β Ee were »found? voa that the production see broom bus 2 for 5 * "4 amlB©*if3#4*'thi©di©eol or aue her to ei * mr Äittinograppe gabstituiert®" derivatives and aromatic dea t which © In grösseree molecular Gewie ^ -I as So the Su ^ stitutioja® product "n or Tariantus dee Frodu & tea leads." di @ pliaimakologie @ li and
gröaster Wirkeainkeit Bind* Besonders" geeignet-, lind di© no@h basische Sm^etitmenten ®nthalt©m> wid e*B®Greater effectiveness Bind * Particularly "suitable", lind di © no @ h basic ingredients ® content © m> wid e * B®
Me Herst ellung der wa©n Verbindungen ©rfolgt naoh eich üblichen Methoden.® EeBe duroh einfa@h@a E2w&ra©n der tea in einem organischen Lösungsmitt©le Torsugewelee einem Alkohole £ueatE fön Katalyeetoren« wie b3# Äkalihyäratf vermag die tion ^u beschleunigen und die Ausbeute su erlaöh©ne Me Prod RECOVERY the wa © n compounds © rfolgt NaOH calibration standard Methoden.® EeBe duroh simp @ h @ a E2W & ra © n of the tea in an organic solvent of © l e Torsugewelee a alcohols £ ueatE fön Katalyeetoren "as b3 # Äkalihyärat capable f tion ^ u speed up and the yield su erlaöh © n e
2p3 g io^m.arai.fiö-lpj^l-^.iodiasol werden in 10 gqbj war» Wa&ser gelöst and mit einer Lösung you 3f O g p->Bim®thjlamin©«-2p3 g io ^ m.arai.fiö-lpj ^ l - ^. Iodiasol are dissolved in 10 gqbj was "water and with a solution you 3 f O g p-> Bim®thjlamin ©" -
in 10 ecm wasmem Atth^Ialkohol vermischte Auf d®a Wasserbad bilden sich nach einer Stande di® ereten liristallte lach 11 Stunden word® die ^Ethyl alcohol mixed in 10 ecm of water on the water bath forms, after a stage, the thirteenth liristallte lach 11 hours word® die ^
erhalten® ftrbindung abgesaugt und sdt Alkohol und dann mit Aether gewaschen* Hellrot®y ferfilst® Hadeln Yom PeP® 234® (ρά Zers·)· Ausbeute 2#7 g · 55^ t# Φ1ι· 2® ferfahren wi© nach Beispiel 1» Jedooh unter Eusats 1 ©ca 50^ Kalilauge* Die anfänglich ®*Β* 60"° warm© ££Leohung ©ich \m 7°. und es fällt sofort die Schiff1 sehe Bas®, aus*sucked erhalten® ftrbindung sdt and alcohol, and then washed with ether * Hellrot® y ferfilst® Hadeln Yom P e P® 234® (dec ρά ·) · yield 2 # 7 g · 55 ^ t # Φ1ι · 2® ferfahren wi © by Example 1 »Jedooh under Eusats 1 © ca 50 ^ Potash lye * The initially ® * Β * 60" ° warm © ££ Leohung © I \ m 7 °. And immediately the ship 1 see Bas®, from *
Claims (1)
Family
ID=
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