Technology Process of 1-Methyl-3-butylxanthine
There total 6 articles about 1-Methyl-3-butylxanthine which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
sodium nitrite;
dann Behandeln mit wss.Essigsaeure, mit wss.HS, mit Ameisensaeure und mit wss.NaOH;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 1.) acetic anhydride, 2.) 10percent aq. NaOH / 1.) acetic anhydride, 70 deg C, 2 h, 2.) from 20 to 70 deg C, 1 h
2: NaNO2, AcOH / H2O / 2 h / Ambient temperature
3: Na2S2O4, 25percent aq. NH4OH / 20 - 50 °C
4: 2.) 2.2 M aq. NaOH / 1.) reflux, 2 h, 2.) reflux, 45 min
With
ammonium hydroxide; sodium hydroxide; sodium dithionite; acetic anhydride; acetic acid; sodium nitrite;
In
water;
DOI:10.1016/0223-5234(90)90130-U