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CAS No.: | 36239-09-5 |
---|---|
Name: | Ethyl malonyl chloride |
Article Data: | 34 |
Molecular Structure: | |
Formula: | C5H7ClO3 |
Molecular Weight: | 150.562 |
Synonyms: | Aceticacid, (chloroformyl)-, ethyl ester (6CI,7CI);(Chlorocarbonyl)acetic acid ethylester;(Chloroformyl)acetic acid ethyl ester;(Ethoxycarbonyl)acetyl chloride;2-(Ethoxycarbonyl)acetyl chloride;3-Chloro-3-oxopropanoic acid ethyl ester;Carbethoxyacetyl chloride;Carbethoxyethanoyl chloride;Carboethoxyacetylchloride;Ethoxymalonyl chloride;Ethyl (chlorocarbonyl)acetate;Ethyl(chloroformyl)acetate;Ethyl 3-chloro-3-oxopropanoate;Ethyl3-chloro-3-oxopropionate;Ethyl 3-oxo-3-chloropropanoate; |
EINECS: | 252-934-5 |
Density: | 1.223 g/cm3 |
Boiling Point: | 172.4 °C at 760 mmHg |
Flash Point: | 65 °C |
Solubility: | Reacts with water |
Appearance: | clear yellow to brown liquid |
Hazard Symbols: | C |
Risk Codes: | 14-34 |
Safety: | 7-26-36/37/39-45-36/39 |
Transport Information: | UN 3265 8/PG 3 |
PSA: | 34.14000 |
LogP: | 1.54340 |
hydrogen ethyl malonate
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
With thionyl chloride | 91% |
With thionyl chloride; N,N-dimethyl-formamide In chloroform Heating; | 70% |
With oxalyl dichloride In dichloromethane for 3h; Reflux; | 69% |
ethyl potassium malonate
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
With oxalyl dichloride In benzene for 1h; Ambient temperature; | 90% |
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 20℃; for 2h; Inert atmosphere; | 41% |
With oxalyl dichloride; N,N-dimethyl-formamide In dichloromethane at 0 - 20℃; for 2h; Inert atmosphere; |
diethyl malonate
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
(i) (hydrolysis), (ii) SOCl2, PhNMe2; Multistep reaction; | |
Multi-step reaction with 2 steps 1: KOH / ethanol / 1 h / 0 - 20 °C 2: 90 percent / oxaloyl chloride / benzene / 1 h / Ambient temperature View Scheme | |
Multi-step reaction with 3 steps 1: water; sodium hydroxide / ethanol / 1 h / Reflux 2: hydrogenchloride; water / pH 3 3: thionyl chloride / 72 h / 20 °C View Scheme |
Phthaloyl dichloride
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
at 100 - 110℃; und Fraktionieren unter 20-25 mm; |
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
With thionyl chloride at 0℃; |
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
With thionyl chloride; diethyl ether |
diethyl malonate
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 79 percent / aq. KOH 2: 91 percent / SOCl2 View Scheme |
diethyl malonate
ethyl chlorocarbonylacetate
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: KOH / ethanol 2: SOCl2 View Scheme |
benzyl 2-(2-ethoxy-2-ethoxyethyl)-1-hydrazinecarboxylate
ethyl chlorocarbonylacetate
benzyl 2-ethoxycarbonylacetyl-2-(ethoxycarbonylmethyl)hydrazine-1-carboxylate
Conditions | Yield |
---|---|
With triethylamine In benzene 1.) 0 deg C, 1 h, 2.) RT, 19 h; | 100% |
With triethylamine In benzene Yield given; |
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Molecular structure of Ethyl malonyl chloride (CAS NO.36239-09-5) is:
Product Name: Ethyl malonyl chloride
CAS Registry Number: 36239-09-5
IUPAC Name: ethyl 3-chloro-3-oxopropanoate
Molecular Weight: 150.56028 [g/mol]
Molecular Formula: C5H 7ClO3
XLogP3: 1.3
H-Bond Donor: 0
H-Bond Acceptor: 3
EINECS: 252-934-5
Surface Tension: 35 dyne/cm
Density: 1.223 g/cm3
Flash Point: 65 °C
Enthalpy of Vaporization: 40.87 kJ/mol
Boiling Point: 172.4 °C at 760 mmHg
Vapour Pressure: 1.34 mmHg at 25°C
Refractive index: n20/D 1.429(lit.)
Storage temp.: 2-8 °C
Water Solubility: Reacts
Sensitive: Moisture Sensitive
Product Categories: Aliphatics
Safty information about Ethyl malonyl chloride (CAS NO.36239-09-5) is:
Hazard Codes: C
Risk Statements: 14-34
R14 :Reacts violently with water.
R34:Causes burns.
Safety Statements: 7-26-36/37/39-45-36/39
S7:Keep container tightly closed.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S36/39:Wear suitable protective clothing and eye / face protection.
RIDADR: UN 3265 8/PG 3
WGK Germany: 3
F: 10-21
Hazard Note: Corrosive
HazardClass: 8
PackingGroup: II
Ethyl malonyl chloride , its cas register number is 36239-09-5. It also can be called Propanoic acid, 3-chloro-3-oxo-, ethyl ester ; Ethyl (chloroformyl)acetate ; Ethyl 3-chloro-3-oxopropionate .It is a clear yellow to brown liquid.