Technology Process of 1,3,6,8-tetraphenylpyrimido<5,4-g>pteridine-2,4,5,7(1H,3H,6H,8H)-tetrone 10-oxide
There total 6 articles about 1,3,6,8-tetraphenylpyrimido<5,4-g>pteridine-2,4,5,7(1H,3H,6H,8H)-tetrone 10-oxide which
guide to synthetic route it.
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synthetic route:
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135396-31-5
1,3,6,8-tetraphenylpyrimido<5,4-g>pteridine-2,4,5,7(1H,3H,6H,8H)-tetrone 10-oxide
- Guidance literature:
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With
lead(IV) acetate;
In
acetic acid;
for 0.5h;
Mechanism;
Ambient temperature;
other uracils;
DOI:10.1021/jo00022a017
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135396-31-5
1,3,6,8-tetraphenylpyrimido<5,4-g>pteridine-2,4,5,7(1H,3H,6H,8H)-tetrone 10-oxide
- Guidance literature:
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Multi-step reaction with 6 steps
1: acetic anhydride / 4.5 h / 90 - 100 °C / Inert atmosphere
2: trichlorophosphate / water / 3.33 h / 0 - 110 °C / Inert atmosphere
3: sodium azide / N,N-dimethyl-formamide / 2 h / 20 °C / Inert atmosphere
4: lithium aluminium tetrahydride / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
5: sodium nitrite / water; acetic acid / 1 h / 0 - 20 °C / Inert atmosphere
6: lead(IV) tetraacetate / acetic acid / 1 h / 20 °C / Inert atmosphere
With
lithium aluminium tetrahydride; sodium azide; lead(IV) tetraacetate; sodium nitrite; trichlorophosphate;
In
tetrahydrofuran; water; acetic anhydride; acetic acid; N,N-dimethyl-formamide;
DOI:10.1002/chem.201900118
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135396-31-5
1,3,6,8-tetraphenylpyrimido<5,4-g>pteridine-2,4,5,7(1H,3H,6H,8H)-tetrone 10-oxide
- Guidance literature:
-
Multi-step reaction with 4 steps
1: sodium azide / N,N-dimethyl-formamide / 2 h / 20 °C / Inert atmosphere
2: lithium aluminium tetrahydride / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere
3: sodium nitrite / water; acetic acid / 1 h / 0 - 20 °C / Inert atmosphere
4: lead(IV) tetraacetate / acetic acid / 1 h / 20 °C / Inert atmosphere
With
lithium aluminium tetrahydride; sodium azide; lead(IV) tetraacetate; sodium nitrite;
In
tetrahydrofuran; water; acetic acid; N,N-dimethyl-formamide;
DOI:10.1002/chem.201900118