Conditions | Yield |
---|---|
In o-xylene at 150℃; for 30h; Inert atmosphere; Sealed tube; | 81% |
With aluminum (III) chloride; water In acetonitrile at 20℃; Irradiation; | 41% |
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With hydrazine In 1,4-dioxane; water Inert atmosphere; UV-irradiation; | 80% |
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In tert-butyl methyl ether at 13 - 18℃; High pressure; | 78% |
piperazine
5-(chloromethyl)-1,3-benzodioxole
piperazine dihydrochloride
1-Piperonylpiperazine
Conditions | Yield |
---|---|
Stage #1: piperazine; piperazine dihydrochloride In ethanol at 65℃; for 1h; Stage #2: 5-(chloromethyl)-1,3-benzodioxole In ethanol at 78℃; for 2h; |
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With palladium 10% on activated carbon; hydrogen In methanol at 20℃; for 2h; |
4-chloro-6-dimethylamino-3-methylisoxazolo[5,4-d]pyrimidine
1-Piperonylpiperazine
Conditions | Yield |
---|---|
In tetrahydrofuran Heating; | 99% |
di-tert-butyl dicarbonate
1-Piperonylpiperazine
tert-butyl 4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazine-1-carboxylate
Conditions | Yield |
---|---|
With triethylamine In methanol at 20℃; for 1.5h; Inert atmosphere; | 99% |
p-toluenesulfonyl chloride
1-Piperonylpiperazine
1-(benzo[d][1,3]dioxol-5-ylmethyl)-4-tosylpiperazine
Conditions | Yield |
---|---|
With triethylamine In tetrahydrofuran at 20℃; for 4.5h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
With hydrogen In methanol at 120℃; under 30003 Torr; for 24h; Autoclave; | 99% |
dimethyl acetylenedicarboxylate
1-Piperonylpiperazine
tetramethyl 2,2'-(1,4-piperazindiyl)dimaleate
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; for 1h; | 98% |
Conditions | Yield |
---|---|
With C50H61Cl2N3Pd; potassium tert-butylate In 1,4-dioxane at 100℃; for 2h; | 98% |
With C48H55ClN2Pd; sodium t-butanolate In 1,2-dimethoxyethane at 20℃; for 16h; Inert atmosphere; Sealed tube; | 98% |
With potassium carbonate In tetrahydrofuran for 2h; Reflux; | 44% |
4,6-dichloro-2,8-bis(dimethylamino)-5-phenyl-5H-thiopyrano[2,3-d:6,5-d']dipyrimidine
1-Piperonylpiperazine
6-chloro-2,8-bis(dimethylamino)-5-phenyl-4-(4-piperonylpiperazino)-5H-thiopyrano[2,3-d:6,5-d']dipyrimidine
Conditions | Yield |
---|---|
In tetrahydrofuran Substitution; Heating; | 95% |
Conditions | Yield |
---|---|
With europium(III) trifluoromethanesulfonate In acetonitrile at 50℃; for 24h; Inert atmosphere; Schlenk technique; | 95% |
acetic anhydride
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 13h; Inert atmosphere; | 94% |
(3αS,5αS,9βS)-5α,9-dimethyl-3-methylene-3α,5,5α,9β-tetrahydronaphtho[1,2-β]furan-2,8(3H,4H)-dione
1-Piperonylpiperazine
(3aS,5aS,9bS)-3-(4-benzo[1,3]dioxol-5-ylmethylpiperazin-1-ylmethyl)-5a,9-dimethyl-3a,5,5a,9b-tetrahydro-3H,4H-naphtho[1,2-b]furan-2,8-dione
Conditions | Yield |
---|---|
In methanol at 20℃; Michael reaction; stereospecific reaction; | 94% |
acrylonitrile
1-Piperonylpiperazine
3-[4-[(benzo[1,3]dioxol-5-yl)methyl]piperazin-1-yl]propionitrile
Conditions | Yield |
---|---|
With triethylammonium acetate at 25℃; for 0.0166667h; Aza-Michael reaction; chemoselective reaction; | 93% |
With multi-walled carbon nanotubes-triethylammonium hydrogen phosphate composite at 25℃; for 0.0166667h; Michael Addition; Green chemistry; | 93% |
With single-walled carbon nanotube-triethylammonium hydrogen phosphate ionic liquid at 25℃; for 0.0166667h; | 94 %Chromat. |
1-benzyl-1H-pyrrole-2,5-dione
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With triethylamine; lithium chloride In tetrahydrofuran at 23℃; for 1.5h; chemoselective reaction; | 93% |
6-(2-bromoacetyl)-3-methylbenzo[d]oxazol-2(3H)-one
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With triethylamine In 1,4-dioxane for 8h; Ambient temperature; | 92% |
Conditions | Yield |
---|---|
In methanol for 1h; Heating; | 92% |
formaldehyd
1-Piperonylpiperazine
1-(benzo[d][1,3]dioxol-5-ylmethyl)-4-methylpiperazine
Conditions | Yield |
---|---|
Stage #1: formaldehyd; 1-Piperonylpiperazine With sodium tris(acetoxy)borohydride; triethylamine In dichloromethane; water at 20℃; for 16.5h; Stage #2: With sodium hydrogencarbonate In dichloromethane; water | 92% |
Cholesteryl chloroformate
1-Piperonylpiperazine
cholest-5-en-3-yl 4-(1,3-benzodioxol-5-ylmethyl)-1-piperazinecarboxylate
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 0 - 20℃; Inert atmosphere; | 92% |
Conditions | Yield |
---|---|
With C34H52BrN3OPd In 1,4-dioxane at 90℃; for 3h; Inert atmosphere; Schlenk technique; | 92% |
benzyl bromide
1-Piperonylpiperazine
1-(benzo[d][1,3]dioxol-5-ylmethyl)-4-benzylpiperazine
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; for 18.5h; Inert atmosphere; | 91% |
Conditions | Yield |
---|---|
In methanol for 1h; Heating; | 90% |
3-(4-chlorobutyl)-1,2,3-benzotriazin-4(3H)-one
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With potassium carbonate; sodium iodide In N,N-dimethyl-formamide at 80 - 120℃; for 1.16667h; microwave irradiation; | 90% |
2-chloro-N-(4,5-dihydro-1-methyl-[1,2,4]-triazolo[4,3-a]quinolin-7-yl)acet-amide
1-Piperonylpiperazine
C25H28N6O3
Conditions | Yield |
---|---|
With sodium carbonate In methanol for 10h; Reflux; | 90% |
7-chloro-1-(2,4-difluorophenyl)-1,4-dihydro-8-methyl-6-nitro-4-oxoquinolone-3-carboxylic acid
1-Piperonylpiperazine
7-(4-((benzo[d][1,3]dioxol-5-yl)methyl)piperazin-1-yl)-1-(2,4-difluorophenyl)-1,4-dihydro-8-methyl-6-nitro-4-oxoquinoline-3-carboxylic acid
Conditions | Yield |
---|---|
With potassium carbonate In dimethyl sulfoxide Microwave irradiation; | 90% |
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With potassium carbonate In acetone at 20℃; for 12h; | 90% |
1-Piperonylpiperazine
thioctic acid-N-hydroxysuccinimide ester
Conditions | Yield |
---|---|
In dichloromethane at 20℃; for 5h; Inert atmosphere; | 89% |
4-Fluoronitrobenzene
1-Piperonylpiperazine
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide at 20℃; | 89% |
1-Piperonylpiperazine
Conditions | Yield |
---|---|
Stage #1: N-(3-chloropropyl)isonicotinamide With sodium iodide In acetonitrile at 70℃; for 0.5h; Stage #2: 1-Piperonylpiperazine With potassium carbonate In acetonitrile at 70℃; for 24h; | 89% |
(R,2E,4E)-6-((tert-butyldimethylsilyl)oxy)-7-(3,4-dimethoxyphenyl)hepta-2,4-dienoic acid
1-Piperonylpiperazine
Conditions | Yield |
---|---|
Stage #1: (R,2E,4E)-6-((tert-butyldimethylsilyl)oxy)-7-(3,4-dimethoxyphenyl)hepta-2,4-dienoic acid With N-ethyl-N,N-diisopropylamine; N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere; Stage #2: 1-Piperonylpiperazine In N,N-dimethyl-formamide at 20℃; Inert atmosphere; | 89% |
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With iodine; sodium acetate In acetonitrile at 70℃; | 89% |
2-chloro-N-(4-sulfamoylbenzyl)acetamide
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 100 - 120℃; Reflux; | 89% |
formaldehyd
1-Piperonylpiperazine
Conditions | Yield |
---|---|
With copper(l) iodide In 1,4-dioxane at 120℃; for 1h; | 89% |
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