Product Name

  • Name

    Hexadecyldimethylamine

  • EINECS 203-997-2
  • CAS No. 112-69-6
  • Article Data22
  • CAS DataBase
  • Density 0.809 g/cm3
  • Solubility Insoluble in water
  • Melting Point 12oC
  • Formula C18H39N
  • Boiling Point 323.6 °C at 760 mmHg
  • Molecular Weight 269.514
  • Flash Point 140.4 °C
  • Transport Information UN 2735 8/PG 3
  • Appearance Liquid/Solid
  • Safety 26-36/37/39-45
  • Risk Codes 34
  • Molecular Structure Molecular Structure of 112-69-6 (Hexadecyldimethylamine)
  • Hazard Symbols CorrosiveC
  • Synonyms Hexadecylamine,N,N-dimethyl- (6CI,7CI,8CI);AT 1695;Armeen DM 16D;Bairdcat B 16;Cetyldimethylamine;Dabco B 16;Dimethylcetylamine;Dimethylhexadecylamine;Dimethylpalmitylamine;Farmin DM 60;Farmin DM 6098;Genamin 16R302D;Hexadecyldimethylamine;IPL 67;N,N-Dimethyl-1-hexadecanamine;N,N-Dimethyl-n-hexadecylamine;N,N-Dimethylcetylamine;N,N-Dimethylhexadecylamine;N,N-Dimethylpalmitylamine;N-Hexadecyldimethylamine;NSC 404177;NSC 8493;Palmityldimethylamine;
  • PSA 3.24000
  • LogP 6.02930

Synthetic route

dimethyl amine
124-40-3

dimethyl amine

hexadecanyl bromide
112-82-3

hexadecanyl bromide

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
In ethanol at 80℃; for 24h;90%
In ethanol; water at 80℃; for 24h;89.59%
at 120 - 130℃;
formaldehyd
50-00-0

formaldehyd

hexadecylamine
143-27-1

hexadecylamine

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
With formic acid In water for 8h; Ambient temperature;63%
With formic acid In ethanol for 10h; Reflux;62%
With formic acid In ethanol; water at 77 - 79℃; for 2.6h;55%
formaldehyd
50-00-0

formaldehyd

formic acid
64-18-6

formic acid

hexadecylamine
143-27-1

hexadecylamine

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
With ethanol
cetyltrimethylammonium hydroxide
505-86-2

cetyltrimethylammonium hydroxide

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
bei der Destillation;
1-Chlorohexadecan
4860-03-1

1-Chlorohexadecan

dimethyl amine
124-40-3

dimethyl amine

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
With ethanol at 140℃;
In water at 140 - 150℃;
trimethylcetylammonium hydroxide

trimethylcetylammonium hydroxide

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
durch Destillation;
1-Hexadecanol
36653-82-4

1-Hexadecanol

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: zinc chloride, hydrogen chloride / 140 °C
2: H2O / 140 - 150 °C
View Scheme
cis-9-octadecenoamide
301-02-0

cis-9-octadecenoamide

N,N-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl amide
1323108-64-0

N,N-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl amide

Palmitamide
629-54-9

Palmitamide

stearamide
124-26-5

stearamide

A

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

B

N,N-dimethyl-n-octadecylamine
124-28-7

N,N-dimethyl-n-octadecylamine

C

N,N-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl amine
1323108-61-7

N,N-dimethyl-(12S,13R)-epoxy-cis-9-octadecenyl amine

D

N,N-dimethyl-N-oleylamine
14727-68-5

N,N-dimethyl-N-oleylamine

Conditions
ConditionsYield
With lithium aluminium tetrahydride In diethyl ether for 0.5h; Reflux;
methanol
67-56-1

methanol

hexadecylamine
143-27-1

hexadecylamine

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
With hydrogen at 100℃; under 7757.43 Torr; for 72h; Autoclave;86 %Chromat.
With platinum on carbon; sodium hydroxide at 150℃; under 750.075 Torr; for 40h; Inert atmosphere; Autoclave;98 %Chromat.
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,1'-[ethane-1,2-diylbis(oxyethane-2,1-diyloxy)]bis[4-(chloromethyl)benzene]
197573-07-2

1,1'-[ethane-1,2-diylbis(oxyethane-2,1-diyloxy)]bis[4-(chloromethyl)benzene]

N,N'-(((((ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(4,1-phenylene))bis(methylene))bis(N,N-dimethylhexadecan-1-aminium)chloride

N,N'-(((((ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(4,1-phenylene))bis(methylene))bis(N,N-dimethylhexadecan-1-aminium)chloride

Conditions
ConditionsYield
In ethanol for 24h; Heating;100%
1,4-dibromo-butane
110-52-1

1,4-dibromo-butane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

butane-1,4-diyl bis(N,N-dimethyl-N-hexadecylammonium) dibromide
29908-17-6

butane-1,4-diyl bis(N,N-dimethyl-N-hexadecylammonium) dibromide

Conditions
ConditionsYield
In ethanol at 80℃; for 48h;99%
In acetonitrile for 0.5h; Heating;94%
In ethanol; ethyl acetate for 48h; Reflux; Inert atmosphere;59%
1,5-dibromo-pentane
111-24-0

1,5-dibromo-pentane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,5-bis(N-hexadecyl-N,N-dimethylammonium)pentane dibromide

1,5-bis(N-hexadecyl-N,N-dimethylammonium)pentane dibromide

Conditions
ConditionsYield
In ethanol at 80℃; for 48h;99%
In acetonitrile for 2.5h; Reflux;90%
In ethanol for 48h; Reflux;83%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,6-bis(N-hexadecyl-N,N-dimethylammonium)hexane dibromide
15590-96-2

1,6-bis(N-hexadecyl-N,N-dimethylammonium)hexane dibromide

Conditions
ConditionsYield
In ethanol at 80℃; for 48h;99%
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;97%
In ethanol at 80℃; for 48h; Reflux;83%
1 ,6-dibromohexane
629-03-8

1 ,6-dibromohexane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

C24H51BrN(1+)*Br(1-)

C24H51BrN(1+)*Br(1-)

Conditions
ConditionsYield
In diethyl ether at 40℃; for 12h; Temperature;99%
(E)-1,4-dibromobutene
821-06-7

(E)-1,4-dibromobutene

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Conditions
ConditionsYield
In acetonitrile for 0.5h; Heating;98%
1,4-butane sultone
1633-83-6

1,4-butane sultone

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N-hexadecyl-N,N-dimethyl-3-ammonio-1-butanesulfonate
58930-07-7

N-hexadecyl-N,N-dimethyl-3-ammonio-1-butanesulfonate

Conditions
ConditionsYield
In acetone for 12h; Reflux;97.84%
In ethyl acetate at 20℃;
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

hexadecyldimethylamine oxide
7128-91-8

hexadecyldimethylamine oxide

Conditions
ConditionsYield
With dihydrogen peroxide In methanol at 70℃; for 16h;97%
With dihydrogen peroxide In methanol; water83%
With dihydrogen peroxide; acetone at 45 - 50℃;
With caro's acid
ethyl bromide
74-96-4

ethyl bromide

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

hexadecyldimethylethylammonium bromide
124-03-8

hexadecyldimethylethylammonium bromide

Conditions
ConditionsYield
In acetonitrile for 10h; Heating;97%
In ethanol Heating;
1,8-dibromooctane
4549-32-0

1,8-dibromooctane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Bis(hexadecyldimethylammonium)octane dibromide

Bis(hexadecyldimethylammonium)octane dibromide

Conditions
ConditionsYield
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;97%
In ethanol for 48h; Heating; Yield given;
In ethanol at 80℃; for 48h; Yield given;
In ethanol Heating;
1,4-bis(bromomethyl)benzene
623-24-5

1,4-bis(bromomethyl)benzene

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N,N'-dihexadecyl-N,N,N',N'-tetramethyl-N,N'-(p-xylenediyl)diammonium dibromide

N,N'-dihexadecyl-N,N,N',N'-tetramethyl-N,N'-(p-xylenediyl)diammonium dibromide

Conditions
ConditionsYield
In acetone for 12h; Reflux;96%
In propan-1-ol for 10h;90%
In acetone
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

2-chloro-N-(2-methyl-4-oxoquinazolin-3(4H)-yl)acetamide
6761-07-5

2-chloro-N-(2-methyl-4-oxoquinazolin-3(4H)-yl)acetamide

N,N-dimethyl-N-{2-[(2-methyl-4-oxoquinazolin-3(4H)-yl)-amino]-2-oxoethyl}hexadecan-1-aminium chloride

N,N-dimethyl-N-{2-[(2-methyl-4-oxoquinazolin-3(4H)-yl)-amino]-2-oxoethyl}hexadecan-1-aminium chloride

Conditions
ConditionsYield
In ethanol at 120℃; for 48h;96%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N-(2-phenyl-3,4-dihydro-4-oxoquinazolin-3-yl)chloroacetamide
152675-28-0

N-(2-phenyl-3,4-dihydro-4-oxoquinazolin-3-yl)chloroacetamide

N,N-dimethyl-N-{2-oxo-2-[(4-oxo-2-phenylquinazol in-3(4H)- yl) amino]ethyl}hexadecan-1-aminium chloride

N,N-dimethyl-N-{2-oxo-2-[(4-oxo-2-phenylquinazol in-3(4H)- yl) amino]ethyl}hexadecan-1-aminium chloride

Conditions
ConditionsYield
In ethanol at 120℃; for 48h;96%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,3-dibromo-propane
109-64-8

1,3-dibromo-propane

N,N-dimethyl(3-bromopropyl)hexadecyl ammonium bromide

N,N-dimethyl(3-bromopropyl)hexadecyl ammonium bromide

Conditions
ConditionsYield
With tetra-(n-butyl)ammonium iodide In ethanol for 8h; Reflux;95.5%
1,3-propanesultone
1120-71-4

1,3-propanesultone

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N-Hexadecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate
2281-11-0

N-Hexadecyl-N,N-dimethyl-3-ammonio-1-propanesulfonate

Conditions
ConditionsYield
In acetone for 12h; Reflux;95.48%
In acetone
In ethyl acetate at 20℃;
In ethyl acetate at 60℃; for 3h; Green chemistry;
In ethyl acetate at 60℃; for 3h;
1,12-dibromododecane
3344-70-5

1,12-dibromododecane

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

dodecanediyl-1,12-bis(cetyldimethylammonium bromide)

dodecanediyl-1,12-bis(cetyldimethylammonium bromide)

Conditions
ConditionsYield
In acetonitrile at 82℃; for 48h; Menshutkin Reaction;95%
In ethanol for 48h; Heating; Yield given;
In ethanol at 80℃; for 48h; Yield given;
In ethanol Heating;
In ethanol at 80℃; for 48h;
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

palladium diacetate
3375-31-3

palladium diacetate

Pd(2+)*2(CH3)2NC16H33*2CH3COO(1-)=Pd((CH3)2NC16H33)2(CH3COO)2

Pd(2+)*2(CH3)2NC16H33*2CH3COO(1-)=Pd((CH3)2NC16H33)2(CH3COO)2

Conditions
ConditionsYield
In acetone Me2NC16H33 added to Pd(OAc)2 dissolved in dry acetone under N2; mixt. stirred for 1 h at room temp. and then solvent evapd. in vac.; recrystd. from pentane, elem. anal.;95%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

diethyl (bromodifluoromethyl)phosphonate
65094-22-6

diethyl (bromodifluoromethyl)phosphonate

difluoromethylhexadecyldimethylammonium bromide

difluoromethylhexadecyldimethylammonium bromide

Conditions
ConditionsYield
With methanol; cesium fluoride In dichloromethane at 25℃; Inert atmosphere; Sealed tube; chemoselective reaction;95%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Chloroacetamide
79-07-2

Chloroacetamide

cetyldimethyl ammonium acetamido chloride
15646-40-9

cetyldimethyl ammonium acetamido chloride

Conditions
ConditionsYield
In acetonitrile for 18h; Reflux;94%
With ethanol at 120 - 130℃;
With methanol at 60℃; 10-taegiges Erwaermen;
methyl 3α-bromoacetoxy-5β-cholan-24-oate
856408-82-7

methyl 3α-bromoacetoxy-5β-cholan-24-oate

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N,N-dimethyl-(methyl 3α-acetoxy-5β-cholan-24-oate)-N-hexadecylammonium bromide

N,N-dimethyl-(methyl 3α-acetoxy-5β-cholan-24-oate)-N-hexadecylammonium bromide

Conditions
ConditionsYield
In acetonitrile at 81℃; for 3h;94%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

bromoacetic acid methyl ester
96-32-2

bromoacetic acid methyl ester

carboxymethyl-hexadecyl-dimethyl-ammonium; bromide
5466-51-3

carboxymethyl-hexadecyl-dimethyl-ammonium; bromide

Conditions
ConditionsYield
Stage #1: N,N-dimethylhexadecylamine; bromoacetic acid methyl ester at 20℃; for 12h; Inert atmosphere;
Stage #2: With hydrogenchloride In water for 1h; Reflux;
93%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

benzyl chloride
100-44-7

benzyl chloride

cetyldimethylbenzylammonium chloride
122-18-9

cetyldimethylbenzylammonium chloride

Conditions
ConditionsYield
In ethanol at 40℃; for 6h; Solvent; Temperature; Large scale;92.1%
In propan-1-ol at 50℃; for 3h; Temperature; Solvent; Large scale;92.1%
at 120℃;
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

C15H17BrN(1+)*Br(1-)

C15H17BrN(1+)*Br(1-)

M-P,16,16

M-P,16,16

Conditions
ConditionsYield
In ethanol Reflux;92%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

Br(1-)*C14H14Br2N(1+)
1373830-60-4

Br(1-)*C14H14Br2N(1+)

M-P,16,16

M-P,16,16

Conditions
ConditionsYield
In ethanol Menshutkin Reaction; Reflux;91.6%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

chloroacetic acid 2-[2-(2-chloro-acetoxy)-ethoxy]-ethyl ester
106-78-5

chloroacetic acid 2-[2-(2-chloro-acetoxy)-ethoxy]-ethyl ester

2,2′-[(oxybis(ethane-1,2-diyl))bis(oxy)]bis(N-hexadecyl-N,N-dimethyl-2-oxoethanaminium) dichloride

2,2′-[(oxybis(ethane-1,2-diyl))bis(oxy)]bis(N-hexadecyl-N,N-dimethyl-2-oxoethanaminium) dichloride

Conditions
ConditionsYield
In acetone for 24h; Reflux; Green chemistry;91.3%
In ethyl acetate for 10h; Reflux;
In ethyl acetate for 10h; Reflux;
dodecyl glycidyl ether
2461-18-9

dodecyl glycidyl ether

N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N,N-dimethylhexadecylamine hydrochloride
2016-45-7

N,N-dimethylhexadecylamine hydrochloride

C31H66NO2(1+)*Cl(1-)

C31H66NO2(1+)*Cl(1-)

Conditions
ConditionsYield
In isopropyl alcohol for 24h; Reflux;90%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N,N-dimethylhexadecylamine hydrochloride
2016-45-7

N,N-dimethylhexadecylamine hydrochloride

C35H74NO2(1+)*Cl(1-)

C35H74NO2(1+)*Cl(1-)

Conditions
ConditionsYield
In isopropyl alcohol for 24h; Reflux;90%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

N,N-dimethylhexadecylamine hydrochloride
2016-45-7

N,N-dimethylhexadecylamine hydrochloride

1-tetradecyloxy-2,3-epoxypropane
38954-75-5

1-tetradecyloxy-2,3-epoxypropane

C33H70NO2(1+)*Cl(1-)

C33H70NO2(1+)*Cl(1-)

Conditions
ConditionsYield
In isopropyl alcohol for 24h; Reflux;90%
N,N-dimethylhexadecylamine
112-69-6

N,N-dimethylhexadecylamine

1,2-bis(chloroacetoxy)ethane
6941-69-1

1,2-bis(chloroacetoxy)ethane

ethane-1,2-diyl bis(N,N-dimethyl-N-hexadecylammoniumacetoxy) dichloride

ethane-1,2-diyl bis(N,N-dimethyl-N-hexadecylammoniumacetoxy) dichloride

Conditions
ConditionsYield
In ethyl acetate for 10h; Reflux;90%
In ethyl acetate for 10h; Reflux;78.7%
In dichloromethane; ethyl acetate for 12h; Reflux; Inert atmosphere;59%

N,N-Dimethylhexadecylamine Standards and Recommendations

Wt/Wt %: 95-100

N,N-Dimethylhexadecylamine Specification

The Hexadecyldimethylamine, with the CAS registry number 112-69-6, is also known as 1-(Dimethylamino)hexadecane. It belongs to the product category of Industrial/Fine Chemicals. Its EINECS registry number is 203-997-2. This chemical's molecular formula is C18H39N and molecular weight is 269.51. Its IUPAC name is called N,N-dimethylhexadecan-1-amine. This chemical's classification code is Drug / Therapeutic Agent.

Physical properties of Hexadecyldimethylamine: (1)ACD/LogP: 8.03; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 4.96; (4)ACD/LogD (pH 7.4): 5.73; (5)ACD/BCF (pH 5.5): 635.22; (6)ACD/BCF (pH 7.4): 3715.42; (7)ACD/KOC (pH 5.5): 472.93; (8)ACD/KOC (pH 7.4): 2766.16; (9)#H bond acceptors: 1; (10)#Freely Rotating Bonds: 15; (11)Index of Refraction: 1.448; (12)Molar Refractivity: 89.16 cm3; (13)Molar Volume: 332.9 cm3; (14)Surface Tension: 29.2 dyne/cm; (15)Density: 0.809 g/cm3; (16)Flash Point: 140.4 °C; (17)Enthalpy of Vaporization: 56.55 kJ/mol; (18)Boiling Point: 323.6 °C at 760 mmHg; (19)Vapour Pressure: 0.000259 mmHg at 25°C.

Uses of Hexadecyldimethylamine: it can be used to produce ethyl-hexadecyl-dimethyl-ammonium; bromide by heating. This reaction will need solvent ethanol.

When you are using this chemical, please be cautious about it as the following:
This chemical may destroy living tissue on contact and may cause burns. In case of contact with eyes, you should rinse immediately with plenty of water and seek medical advice. Whenever you will contact it, please wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).

You can still convert the following datas into molecular structure:
(1)Canonical SMILES: CCCCCCCCCCCCCCCCN(C)C
(2)InChI: InChI=1S/C18H39N/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(2)3/h4-18H2,1-3H3
(3)InChIKey: NHLUVTZJQOJKCC-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral > 3gm/kg (3000mg/kg)   Oyo Yakuri. Pharmacometrics. Vol. 12, Pg. 171, 1976.
mouse LD50 subcutaneous > 3gm/kg (3000mg/kg)   Oyo Yakuri. Pharmacometrics. Vol. 12, Pg. 171, 1976.

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