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6641-83-4

Basic Information
CAS No.: 6641-83-4
Name: ALPHA-METHYLLEVULINIC ACID
Article Data: 36
Molecular Structure:
Molecular Structure of 6641-83-4 (ALPHA-METHYLLEVULINIC ACID)
Formula: C6H10O3
Molecular Weight: 130.144
Synonyms: ALPHA-METHYLLEVULINIC ACID;2-METHYL-4-OXOPENTANOIC ACID;alpha-methyllevulinicacid95+%
Density: 1,09 g/cm3
Boiling Point: 165 °C / 40mmHg
Flash Point: 116.5oC
PSA: 54.37000
LogP: 0.68620
Synthetic route
65700-06-3

percarbonate de O,O-tert-butyle et O-isopropyle

802294-64-0

propionic acid

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With tert-butyl peroxyacetate at 95℃; for 16h;71%
at 130℃; for 2.5h;52%
124-38-9

carbon dioxide

3102-33-8

trans-3-penten-2-one

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With tetrabutylammonium halide In N,N-dimethyl-formamide Ambient temperature; electrolysis, Mg anode;35%
625-82-1

2,4-dimethyl-1H-pyrrole

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With dihydrogen peroxide; acetic acid Kochen der Reaktionsprodukte mit verd. Alkalilauge;
113105-24-1

(2E)-2-methyl-4-oxo-2-pentenoic acid

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With ammonium chloride; zinc

acetonyl-methyl-malonic acid

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
durch Destillation;
Destillation;
35493-66-4

methyl 3-(methoxycarbonyl)-2-methyl-4-oxopentanoate

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With hydrogenchloride
1113-77-5

2-acetyl-3-methyl-succinic acid diethyl ester

A

4749-13-7

2,4-dimethyl-5-oxo-4,5-dihydro-furan-3-carboxylic acid

B

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With sodium hydroxide Erhitzen des Reaktionsprodukts mit wss. Schwefelsaeure;

(2-methoxycarbonyl-4-methyl-5-oxo-2,5-dihydro-[2]furyl)-malonic acid dimethyl ester

A

61199-03-9, 64198-10-3

5-carboxymethyl-3-methylfuran-2(5H)-one

B

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With hydrogenchloride
151-50-8

potassium cyanide

15301-37-8, 67556-07-4, 67556-08-5

3-ethoxycarbonyl-3-penten-2-one

6641-83-4

2-methyl-4-oxopentanoic acid

Conditions
ConditionsYield
With ethanol folgendes Kochen mit Salzsaeure;
15301-37-8, 67556-07-4, 67556-08-5

3-ethoxycarbonyl-3-penten-2-one

A

6641-83-4

2-methyl-4-oxopentanoic acid

B

3740-58-7

2,4-dimethyl-Δ3-γ-butyrolactone

Conditions
ConditionsYield
With hydrogenchloride; potassium cyanide; ethanol Erhitzen des Reaktionsgemisches unter vermindertem Druck;
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