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502-73-8

Basic Information
CAS No.: 502-73-8
Name: 16-Hentriacontanone
Article Data: 39
Molecular Structure:
Molecular Structure of 502-73-8 (16-Hentriacontanone)
Formula: C31H62 O
Molecular Weight: 450.833
Synonyms: Dipentadecylketone; NSC 953; Palmitone; Pentadecyl ketone
Density: 0.838g/cm3
Melting Point: 84 °C
Boiling Point: 499.5°C at 760 mmHg
Flash Point: 35.6°C
PSA: 17.07000
LogP: 11.51810
Synthetic route
60715-65-3

methyl α-palmitoyl palmitate

502-73-8

palmitone

Conditions
ConditionsYield
With sodio-propane-1,2-diol in anhydrous propane-1,2-diol at 80 - 85℃; for 0.5h;96%
99-20-7

TREHALOSE

60715-65-3

methyl α-palmitoyl palmitate

A

502-73-8

palmitone

B

42939-93-5

6-O-(palmitoyl)-α,α-D-trehalose

Conditions
ConditionsYield
potassium carbonate In N,N-dimethyl-formamide at 80℃; under 80 Torr; for 6h;A 5%
B 95%
119119-53-8

α-Tetradecyl-β-keto-stearinsaeureethylester

502-73-8

palmitone

Conditions
ConditionsYield
With potassium hydroxide; ethanol for 15h; Reflux; Inert atmosphere;83%
57-10-3

1-hexadecylcarboxylic acid

502-73-8

palmitone

Conditions
ConditionsYield
manganese(IV) oxide at 300℃; for 4h; Product distribution / selectivity; Sealed tube; Inert atmosphere;44.5%
With iron at 295℃;
With iron
99-20-7

TREHALOSE

60715-65-3

methyl α-palmitoyl palmitate

A

502-73-8

palmitone

B

3-Oxo-2-tetradecyl-octadecanoic acid (2R,3S,4R,5R,6R)-4,5-dihydroxy-2-hydroxymethyl-6-((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-3-yloxymethyl ester

C

42939-93-5

6-O-(palmitoyl)-α,α-D-trehalose

Conditions
ConditionsYield
sodium carbonate for 96h;A n/a
B 40%
C n/a
499-23-0

β,β-trehalose

60715-65-3

methyl α-palmitoyl palmitate

A

502-73-8

palmitone

B

3-Oxo-2-tetradecyl-octadecanoic acid (2R,3S,4R,5R,6S)-4,5-dihydroxy-2-hydroxymethyl-6-((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-3-yloxymethyl ester

C

76054-91-6

Hexadecanoic acid (2R,3S,4S,5R,6S)-3,4,5-trihydroxy-6-((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-2-ylmethyl ester

Conditions
ConditionsYield
potassium carbonate In N,N-dimethyl-formamide at 80℃; under 80 Torr;A 16%
B 37%
C 2%
sodium carbonate In N,N-dimethyl-formamide at 80℃; under 80 Torr; for 6h;A 16%
B 37%
C 2%
potassium carbonate In N,N-dimethyl-formamide at 80℃; under 80 Torr; for 6h;A 16%
B 37%
C 2%
57-10-3

1-hexadecylcarboxylic acid

A

629-62-9

pentadecane

B

502-73-8

palmitone

Conditions
ConditionsYield
5% rhenium on carbon at 300℃; for 4h; Product distribution / selectivity; Sealed vial; Inert atmosphere;A 26.7%
B 5.2%
112-39-0

hexadecanoic acid methyl ester

502-73-8

palmitone

Conditions
ConditionsYield
With tert-butylmagnesium chloride; xylene at 110 - 120℃;
With tert-butylmagnesium chloride; toluene at 110 - 120℃;
With titanium(IV) oxide at 360℃; under 15001.5 Torr; for 4h;
408-35-5

sodium palmitate

502-73-8

palmitone

Conditions
ConditionsYield
at 400 - 450℃; bei der Destillation;
57-10-3

1-hexadecylcarboxylic acid

A

630-04-6

hentriacontane

B

502-73-8

palmitone

Conditions
ConditionsYield
With nickel-copper-hydroxide at 300 - 400℃; mit japanischen saurem Ton;
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