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5-[2-(3,4-DIMETHOXY-PHENYL)-ETHYL]-[1,3,4]-THIADIAZOL-2-YLAMINE synthesis
1synthesis methods
- Product Name:5-[2-(3,4-DIMETHOXY-PHENYL)-ETHYL]-[1,3,4]-THIADIAZOL-2-YLAMINE
- CAS Number:299442-02-7
- Molecular formula:C12H15N3O2S
- Molecular Weight:265.33
Yield:299442-02-7 52%
Reaction Conditions:
Stage #1: 3-(3,4-dimethoxyphenyl)propanenitrile;thiosemicarbazidewith trifluoroacetic acid for 6 h;Heating / reflux;
Stage #2: with ammonia in water;trifluoroacetic acid;
References:
WO2005/85220,2005,A1 Location in patent:Page/Page column 65-66