ethylhydrazine oxalic acid salt
2,2-dimethyl-5-(1-hydroxy-3-oxobutylidene)-1,3-dioxane-4,6-dione
5-(2-ethyl-5-methyl-2H-pyrazol-3-yl)-2,2-dimethyl-[1,3]dioxane-4,6-dione
Conditions | Yield |
---|---|
With triethylamine In methanol at 0 - 60℃; for 1.75h; | 100% |
With triethylamine In methanol at 0 - 60℃; for 1.75h; | 100% |
ethylhydrazine oxalic acid salt
acetoacetic acid methyl ester
2,4-dihydro-2-ethyl-5-methyl-3H-pyrazol-3-one
Conditions | Yield |
---|---|
With triethylamine In ethanol at 20 - 60℃; | 99% |
3-(dimethylamino)-1-(1-methyl-1H-indol-3-yl)prop-2-en-1-one
ethylhydrazine oxalic acid salt
3-(2-ethyl-2H-pyrazol-3-yl)-1-methyl-1H-indole
Conditions | Yield |
---|---|
In acetonitrile for 18h; Solvent; Sealed tube; Reflux; | 96% |
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
In ethanol at 20℃; | 93% |
ethylhydrazine oxalic acid salt
6-ethyl-4-phenyl-isoxazolo[3,4-d]pyridazin-7(6H)-one
Conditions | Yield |
---|---|
Stage #1: 4-benzoyl-isoxazole-3-carboxylic acid ethyl ester With PPA at 50℃; Stage #2: ethylhydrazine oxalic acid salt at 90℃; for 5h; | 93% |
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
In ethanol at 20℃; | 91% |
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
In ethanol at 20℃; | 91% |
2-chloro-5-nitropyridine-3-carbonitrile
ethylhydrazine oxalic acid salt
1-ethyl-5-nitro-1H-pyrazolo[3,4-b]pyridin-3-ylamine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80℃; for 1h; | 88% |
ethylhydrazine oxalic acid salt
methyl pyridine-3-carboximidate
N'-ethylnicotinimidohydrazide
Conditions | Yield |
---|---|
With pyridine at 20℃; for 12h; | 87% |
With pyridine at 20℃; for 12h; | 87% |
With pyridine at 20℃; for 12h; | 87% |
Conditions | Yield |
---|---|
In water for 3h; Ambient temperature; | 86% |
ethylhydrazine oxalic acid salt
4-bromo-N'-ethylbenzimidohydrazide hydrochloride
Conditions | Yield |
---|---|
With pyridine at 20℃; for 16h; | 85% |
2,6 difluorobenzonitrile
ethylhydrazine oxalic acid salt
1-ethyl-4-fluoro-1H-indazol-3-amine
Conditions | Yield |
---|---|
With triethylamine In ethanol Reflux; regioselective reaction; | 84% |
4-bromo-2,6-difluorobenzaldehyde
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
In 1-methyl-pyrrolidin-2-one at 18 - 25℃; for 87h; Reflux; | 84% |
3,4-dihydro-2H-pyran
ethylhydrazine oxalic acid salt
5-Hydroxypentanal-ethylhydrazon
Conditions | Yield |
---|---|
In water for 3h; Ambient temperature; | 83% |
ethylhydrazine oxalic acid salt
4-(2-chloro-phenyl)-2,4-dioxo-butyric acid ethyl ester
A
5-(2-chlorophenyl)-1-ethyl-1H-pyrazole-3-carboxylic acid
B
3-(2-chlorophenyl)-1-ethyl-1H-pyrazole-5-carboxylic acid
Conditions | Yield |
---|---|
Stage #1: ethylhydrazine oxalic acid salt; 4-(2-chloro-phenyl)-2,4-dioxo-butyric acid ethyl ester With triethylamine In ethanol for 3h; Reflux; Stage #2: With ethanol; sodium hydroxide at 20℃; Stage #3: With hydrogenchloride In water | A 82% B n/a |
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
With 4-methyl-morpholine In ethanol for 0.75h; Heating; | 81% |
ethylhydrazine oxalic acid salt
2-Chloroacrylonitrile
1-ethyl-1H-pyrazole-3-amine
Conditions | Yield |
---|---|
With potassium carbonate In water at 45℃; for 4h; | 81% |
With potassium carbonate In water at 20 - 50℃; |
2-fluoro-5-nitrobenzonitrile
ethylhydrazine oxalic acid salt
1-ethyl-5-nitro-1H-indazol-3-ylamine
Conditions | Yield |
---|---|
With potassium carbonate In N,N-dimethyl-formamide at 80 - 90℃; | 81% |
ethylhydrazine oxalic acid salt
9-isothiocyanatoacridine
1-(9,10-dihydroacridin-9-ylidene)-2-(ethyl)thiosemicarbazide
Conditions | Yield |
---|---|
With triethylamine In dichloromethane at 20℃; | 80% |
2-cyanocyclohexanone
ethylhydrazine oxalic acid salt
2-ethyl-4,5,6,7-tetrahydro-2H-indazol-3-amine
Conditions | Yield |
---|---|
In ethanol for 18h; Reflux; Inert atmosphere; | 79% |
In ethanol for 18h; Reflux; | 79% |
With sodium acetate In ethanol Reflux; | 3.94 g |
(Z)-5-Amino-1-phenyl-hex-4-en-3-one
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
With hydrogenchloride In ethanol at 20℃; for 24h; | A n/a B 78% |
di-tert-butyl dicarbonate
ethylhydrazine oxalic acid salt
Cyclopropanecarboxaldehyde
N'-[1-cyclopropyl-meth-(E)-ylidene]-N-ethyl-hydrazinecarboxylic acid tert-butyl ester
Conditions | Yield |
---|---|
Stage #1: di-tert-butyl dicarbonate; ethylhydrazine oxalic acid salt With triethylamine In methanol for 1h; Stage #2: Cyclopropanecarboxaldehyde for 2h; | 77% |
Conditions | Yield |
---|---|
With sodium carbonate In N,N-dimethyl-formamide at 0℃; for 3h; | 75% |
trimethylacetylacetonitrile
ethylhydrazine oxalic acid salt
3-(tert-butyl)-1-ethyl-1H-pyrazol-5-amine
Conditions | Yield |
---|---|
In ethanol for 18h; Reflux; Inert atmosphere; | 74% |
In ethanol at 75℃; for 18h; |
tert-butyl 13-cyclohexyl-6-((2E,Z)-3-(dimethylamino)-2-(ethoxycarbonyl)-2-propenoyl)-3-methoxy-7H-indolo[2,1-a][2]benzazepine-10-carboxylate
ethylhydrazine oxalic acid salt
13-cyclohexyl-6-[4-(ethoxycarbonyl)-1-ethyl-1H-pyrazol-5-yl]-3-methoxy-7H-indolo[2,1-a][2]benzazepine-10-carboxylic acid 1,1-dimethylethyl ester
Conditions | Yield |
---|---|
In ethyl acetate at 20 - 80℃; for 3h; | 72% |
4-methoxyacetoacetic acid methylester
ethylhydrazine oxalic acid salt
Conditions | Yield |
---|---|
Stage #1: ethylhydrazine oxalic acid salt With triethylamine In methanol for 0.166667h; Stage #2: 4-methoxyacetoacetic acid methylester With sodium hydroxide In methanol Reflux; | 72% |
methyl (2E)-3-methoxy-2-propenoate
ethylhydrazine oxalic acid salt
1-ethyl-1H-pyrazol-5-ol
Conditions | Yield |
---|---|
Stage #1: ethylhydrazine oxalic acid salt With sodium hydroxide In water at 40℃; pH=9.5; Stage #2: methyl (2E)-3-methoxy-2-propenoate With sodium hydroxide In water at 40℃; for 4h; pH=9.0 - 9.5; | 71% |
4-Aminopent-3-en-2-one
ethylhydrazine oxalic acid salt
1-ethyl-3,5-dimethylpyrazole
Conditions | Yield |
---|---|
With acetic acid In ethanol at 20℃; for 24h; | 70% |
ethyl 2-amino-2-(phenylhydrazono)acetate
ethylhydrazine oxalic acid salt
N-ethylbenzo[d][1,3]dioxole-5-carbohydrazide
Conditions | Yield |
---|---|
Stage #1: ethyl 2-amino-2-(phenylhydrazono)acetate With 2,3,4,5,6-pentafluorophenol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane at 20℃; for 3.08h; Stage #2: ethylhydrazine oxalic acid salt With N-ethyl-N,N-diisopropylamine In dichloromethane at 20℃; for 0.0833333h; | 70% |
3-bromo-4-[2-(4-cyano-2-fluoro-phenyl)-2-oxo-ethyl]-benzoic acid tert-butyl ester
ethylhydrazine oxalic acid salt
3-Bromo-4-(6-cyano-1-ethyl-1H-indazol-3-ylmethyl)-benzoic acid tert-butyl ester
Conditions | Yield |
---|---|
With pyridine In ethanol at 150℃; for 0.5h; Microwave irradiation; | 68% |
The Ethylhydrazine oxalate with the cas number 6629-60-3 is also called Ethylhydrazinediylium oxalate. The IUPAC name is ethylhydrazine; oxalic acid. Its EINECS registry number is 229-618-0. The molecular formula is C2H8N2.C2H2O4. This chemical belongs to the following product categories: (1)Hydrazines; (2)Nitrogen Compounds; (3)Organic Building Blocks.
The properties of the chemical are: (1)ACD/LogP: -1.19; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -5.7; (4)ACD/LogD (pH 7.4): -5.94; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 52.6 Å2; (13)Enthalpy of Vaporization: 67.15 kJ/mol; (14)Vapour Pressure: 2.51×10-6 mmHg at 25°C.
Uses: This chemical can react with 2,3-dihydro-furan to product 4-(ethyl-hydrazono)-butan-1-ol. This reaction needs solvent H2O at Ambient temperature. The reaction time is 3.0 hours. The yield is 86%.
While using this chemical, you should be very cautious. This chemical is harmful in contact with skin and if swallowed. It may cause sensitization by skin contact and cancer. what's more, This chemical is harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment. Therefore, you should take the following instructions. Firstly, you should wear suitable protective clothing and gloves. Then in case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible). Finally, you should avoid this chemical exposure - obtain special instructions before use and release to the environment. Refer to special instructions / safety data sheets.
You can still convert the following datas into molecular structure:
(1)SMILES: O=C(O)C(=O)O.N(N)CC
(2)InChI: InChI=1/C2H8N2.C2H2O4/c1-2-4-3;3-1(4)2(5)6/h4H,2-3H2,1H3;(H,3,4)(H,5,6)
(3)InChIKey: DUMHBFMURBWDPC-UHFFFAOYAB
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