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CAS No.: | 41419-12-9 |
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Name: | 3,3-dichloropiperidin-2-one |
Article Data: | 31 |
Molecular Structure: | |
Formula: | C5H7Cl2NO |
Molecular Weight: | 168.023 |
Synonyms: | 3,3-dichloropiperidone;2-Piperidinone, 3,3-dichloro-;3,3-Dichlor-2-piperidon;3,3-dichloro-piperidin-2-one;3,3-Dichlor-piperidin-2-on;3,3-dichloro-2-piperidinone; |
Density: | 1.38g/cm3 |
Boiling Point: | 316.7°Cat760mmHg |
Flash Point: | 145.3°C |
PSA: | 29.10000 |
LogP: | 1.39910 |
piperidin-2-one
3,3-dichloro-piperidin-2-one
Conditions | Yield |
---|---|
With phosphorus pentachloride In chloroform Reflux; | 85% |
With phosphorus pentachloride In chloroform at 0℃; for 3h; Heating / reflux; | 85% |
With phosphorus pentachloride In chloroform at 0 - 70℃; for 4h; | 77% |
Conditions | Yield |
---|---|
With phosphorus pentachloride; trichlorophosphate at 0 - 70℃; for 4h; | 81% |
5,5,6-trichloro-2,3,4,5-tetrahydro-pyridine
3,3-dichloro-piperidin-2-one
Conditions | Yield |
---|---|
With water |
Cyclopentanone oxime
3,3-dichloro-piperidin-2-one
Conditions | Yield |
---|---|
With phosphorus pentachloride; xylene Behandeln des Reaktionsgemisches mit Eis; |
5,5,6-trichloro-2,3,4,5-tetrahydro-pyridine
water
3,3-dichloro-piperidin-2-one
3-chloro-piperidin-2-one
3,3-dichloro-piperidin-2-one
Conditions | Yield |
---|---|
With phosphorus pentachloride In chloroform at 20℃; |
3,3-dichloro-piperidin-2-one
Conditions | Yield |
---|---|
With sodium carbonate In water at 20℃; for 2h; | 96% |
morpholine
3,3-dichloro-piperidin-2-one
3-morpholin-4-yl-5,6-dihydro-1H-pyridin-2-one
Conditions | Yield |
---|---|
With triethylamine In 1,4-dioxane at 110℃; for 4.5h; | 92% |
for 2h; Reflux; | 74% |
at 140℃; for 12h; | 55% |
3,3-dichloro-piperidin-2-one
3-chloro-5,6-dihydro-1H-pyridin-2-one
Conditions | Yield |
---|---|
With lithium carbonate; lithium chloride In N,N-dimethyl-formamide at 130℃; for 4h; | 90% |
With lithium carbonate In N,N-dimethyl-formamide at 120℃; for 24h; | 87% |
With lithium carbonate; lithium chloride In N,N-dimethyl-formamide Inert atmosphere; Heating; | 65.6% |
3,3-dichloro-piperidin-2-one
3-chloro-5,6-dihydro-2(1H)-pyridinone
Conditions | Yield |
---|---|
With lithium carbonate In DMF (N,N-dimethyl-formamide) at 120℃; for 24h; Heating / reflux; | 87% |