Technology Process of 8-Mesityl-1,3,5,7-tetramethyl-4,4-difluoro-4-bora-3a,4a-diaza-s-indacene
There total 8 articles about 8-Mesityl-1,3,5,7-tetramethyl-4,4-difluoro-4-bora-3a,4a-diaza-s-indacene which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
With
N(CH2CH3)3; 2,3-dichloro-5,6-dicyanobenzoquinone; CF3COOH;
In
dichloromethane;
addn. of CF3COOH to pyrrole deriv. and benzaldehyde deriv. in CH2Cl2 at room temp., stirring for 1 h, addn. of quinone deriv. at 0°C, stirring for 10 min and for 1 h at room temp., addn. of amine deriv. and then of boron compd., stirring for 2 h; washing with aq. satd. soln. of Na2CO3, drying over Na2SO4, evapn., chromy. (silica, n-pentane/CH2Cl2 (5:1), then n-pentane/CH2Cl2 (2:1), then CH2Cl2), evapn., NMR and MS;
DOI:10.1021/ja2010219
- Guidance literature:
-
2,4-dimethyl-1H-pyrrole; mesytaldehyde;
With
trifluoroacetic acid;
In
dichloromethane;
at 20 ℃;
for 3h;
Inert atmosphere;
Darkness;
With
2,3-dicyano-5,6-dichloro-p-benzoquinone;
In
dichloromethane;
at 0 ℃;
for 0.166667h;
Inert atmosphere;
Darkness;
boron trifluoride diethyl etherate;
With
triethylamine;
In
dichloromethane;
for 2h;
Inert atmosphere;
Darkness;
DOI:10.1002/chem.201901259
- Guidance literature:
-
1,3,7,9-tetramethyl-5-mesityldipyrromethene;
With
2,3-dicyano-5,6-dichloro-p-benzoquinone;
for 1h;
boron trifluoride diethyl etherate;
With
trimethylamine;
at 20 ℃;
for 2h;
Inert atmosphere;
DOI:10.1039/d0cc07097a
