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CAS No.: | 22348-97-6 |
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Name: | METHYL 3-OXOTETRADECANOATE |
Article Data: | 30 |
Molecular Structure: | |
Formula: | C15H28 O3 |
Molecular Weight: | 256.386 |
Synonyms: | Methyl3-oxotetradecanoate; Methyl b-ketomyristate |
EINECS: | 244-929-1 |
Density: | 0.926g/cm3 |
Melting Point: | 29-30oC |
Boiling Point: | 296.9°Cat760mmHg |
Flash Point: | 121.5°C |
PSA: | 43.37000 |
LogP: | 4.03950 |
methanol
5-(1-hydroxydodecylidene)-2,2-dimethyl-1,3-dioxane-4,6-dione
methyl 3-oxotetradecanoate
Conditions | Yield |
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for 2h; Heating; | 90% |
With sulfuric acid for 12h; Reflux; |
n-dodecanoyl chloride
monomethyl monopotassium malonate
methyl 3-oxotetradecanoate
Conditions | Yield |
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Stage #1: monomethyl monopotassium malonate With triethylamine; magnesium chloride In acetonitrile at 10 - 25℃; for 2.5h; Inert atmosphere; Stage #2: n-dodecanoyl chloride With triethylamine In acetonitrile at 0 - 25℃; Inert atmosphere; | 86% |
Conditions | Yield |
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With lithium diisopropyl amide In tetrahydrofuran at -78 - -65℃; for 0.5h; | 81% |
cycl-isopropylidene malonate
n-dodecanoyl chloride
methyl 3-oxotetradecanoate
Conditions | Yield |
---|---|
Stage #1: cycl-isopropylidene malonate; n-dodecanoyl chloride With pyridine In dichloromethane at 0 - 20℃; for 3h; Stage #2: In methanol for 3h; Heating; | 77.9% |
Stage #1: cycl-isopropylidene malonate; n-dodecanoyl chloride With pyridine In dichloromethane at 0 - 20℃; for 94965h; Inert atmosphere; Stage #2: With methanol for 5h; Reflux; | 70% |
Stage #1: cycl-isopropylidene malonate With pyridine In dichloromethane at 0℃; for 0.333333h; Stage #2: n-dodecanoyl chloride In dichloromethane at 0 - 20℃; for 2h; | 35% |
methanol
cycl-isopropylidene malonate
n-dodecanoyl chloride
methyl 3-oxotetradecanoate
Conditions | Yield |
---|---|
Stage #1: cycl-isopropylidene malonate; n-dodecanoyl chloride With pyridine In dichloromethane at 0 - 20℃; for 2.5h; Stage #2: methanol Reflux; | 77% |
Stage #1: cycl-isopropylidene malonate; n-dodecanoyl chloride With pyridine In dichloromethane at 0 - 20℃; for 2.25h; Inert atmosphere; Stage #2: methanol for 5h; Reflux; Inert atmosphere; | |
Stage #1: cycl-isopropylidene malonate; n-dodecanoyl chloride With pyridine In dichloromethane Inert atmosphere; Stage #2: methanol In dichloromethane Heating; Inert atmosphere; |
acetoacetic acid methyl ester
methyl 3-oxotetradecanoate
Conditions | Yield |
---|---|
Stage #1: acetoacetic acid methyl ester With lithium diisopropyl amide In tetrahydrofuran; hexane at 0℃; for 1h; Stage #2: In tetrahydrofuran; hexane at -78 - 20℃; for 16h; | 71% |
n-dodecanoyl chloride
acetoacetic acid methyl ester
methyl 3-oxotetradecanoate
Conditions | Yield |
---|---|
With hydrogenchloride; calcium hydroxide; sodium chloride; sodium carbonate In methanol; water; toluene | 68% |
Conditions | Yield |
---|---|
Stage #1: lauric acid With 1,1'-carbonyldiimidazole In tetrahydrofuran at 20℃; for 10h; Stage #2: magnesium monomethyl malonate In tetrahydrofuran at 20℃; for 18h; Further stages.; | 62% |
Conditions | Yield |
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Stage #1: Malonic acid monomethyl ester With magnesium ethylate In 1,4-dioxane Stage #2: lauric acid With 1,1'-carbonyldiimidazole In 1,4-dioxane at 20℃; | 61% |
n-dodecanoyl chloride
sodium ethyl acetylacetate enolate
methyl 3-oxotetradecanoate
Conditions | Yield |
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With diethyl ether Behandlung des Reaktionsprodukts mit Natriummethylat-Loesung; |