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Name	N-Methylaminopropyltrimethoxysilane	EINECS	221-334-5
CAS No.	3069-25-8	Density	0.93 g/cm³
PSA	39.72000	LogP	0.86490
Solubility	Hydrolyzes in water.	Melting Point	N/A
Formula	C₇H₁₉NO₃Si	Boiling Point	181.9 °C at 760 mmHg
Molecular Weight	193.318	Flash Point	63.8 °C
Transport Information	N/A	Appearance	N/A
Safety	26-36	Risk Codes	36/37/38
Molecular Structure		Hazard Symbols	Xi
Synonyms	Propylamine,N-methyl-3-(trimethoxysilyl)- (7CI,8CI);(Methylaminopropyl)trimethoxysilane;(N-Methyl-3-aminopropyl)trimethoxysilane;(N-Methylaminopropyl)trimethoxysilane;(Trimethoxysilylpropyl)methylamine;3-(N-Methylaminopropyl)trimethoxysilane;Dynasylan 1110;N-Methyl-3-(trimethoxysilyl)-1-propanamine;N-Methyl-3-(trimethoxysilyl)propylamine;N-Methyl-g-aminopropyltrimethoxysilane;N-[3-(Trimethoxysilyl)propyl)methanamine;Silane 1110;Trimethoxy(3-(methylamino)propyl)silane;X 12-636;XZ 2024;[3-(Methylamino)propyl]trimethoxysilane;Trimethoxy[3-(methylamino)propyl]silane;	Article Data	7

N-Methylaminopropyltrimethoxysilane Synthetic route

: 74-89-5
methylamine

: 2530-87-2
3-Chloropropyltrimethoxysilan

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 627-37-2
N-methyl-N-allylamine

: 2487-90-3
trimethoxysilane

A: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

B: C7H19NO3Si

Conditions

Conditions	Yield
With platinum(0)-1,3-divinyl-1,1,3,3-tetramethyldisiloxane complex at 80℃; for 20h; Schlenk technique; Inert atmosphere; Overall yield = 93.2 %Spectr.; regioselective reaction;

: 108-55-4
glutaric anhydride,

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: C12H25NO6Si

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃;	100%

: 30674-80-7
2-Isocyanatoethyl methacrylate

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 1560012-77-2
3,3-dimethoxy-7-methyl-8-oxo-2-oxa-7,9-diaza-3-silaundecan-11-yl methacrylate

Conditions

Conditions	Yield
at 60℃;	100%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 376-68-1
hexafluoroglutaric anhydride

: C12H19F6NO6Si

Conditions

Conditions	Yield
In tetrahydrofuran at 20℃; for 0.5h;	99%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 106-89-8
epichlorohydrin

: N-(2',3'-epoxypropyl)-(3-N-methylaminopropyl)-trimethoxysilane

Conditions

Conditions	Yield
With potassium carbonate In toluene for 16h; Reflux; Inert atmosphere;	96%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 376-68-1
hexafluoroglutaric anhydride

: 20667-12-3
silver(l) oxide

: 876734-90-6
(H3CO)3Si(CH2)3N(CH3)C(O)(CF2)3COO(1-)*Ag(1+)=Ag[(H3CO)3Si(CH2)3N(CH3)C(O)(CF2)3COO]

Conditions

Conditions	Yield
In further solvent(s) under Ar, Schlenk setup, glutaric anhydride (1.4 mmol) in MTBE added to soln. of silicon compd. (1.4 mmol), stirred for 10 min, added to Ag2O (1.4 mmol) suspd. in MTBE, stirred for 18 h at room temp. in darkness; evapd. (vac.), elem. anal.;	93%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 75-36-5
acetyl chloride

: N-methyl-N-(3-(trimethoxysilyl)propyl)acetamide

Conditions

Conditions	Yield
Stage #1: N-methyl-3-trimethoxysilylpropylamine With trimethylamine In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: acetyl chloride In dichloromethane for 4.5h;	85%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

: 82113-65-3
bis(trifluoromethanesulfonyl)amide

: C32H80N8O12Si8*8C2HF6NO4S2

Conditions

Conditions	Yield
In water; dimethyl sulfoxide at 25 - 100℃; for 19h;	84%

: 3069-25-8
N-methyl-3-trimethoxysilylpropylamine

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

: N,N'-bis(trimethoxysilylpropyl)-N,N'-dimethyl-1,3-propanediamine

Conditions

Conditions	Yield
at 130℃; for 3h; Inert atmosphere; Industrial scale;	80%

N-Methylaminopropyltrimethoxysilane Chemical Properties

IUPAC Name: N-Methyl-3-trimethoxysilylpropan-1-amine
Systematic of 1-Propanamine,N-methyl-3-(trimethoxysilyl)- (CAS NO.3069-25-8): EINECS 221-334-5 ; N-Methylaminopropyltrimethoxysilane
CAS NO: 3069-25-8
Molecular Formula of 1-Propanamine,N-methyl-3-(trimethoxysilyl)- (CAS NO.3069-25-8): C₇H₁₉NO₃Si
Molecular Weight: 193.3162
Molecular Structure:

Polar Surface Area: 30.93 Å²
Index of Refraction: 1.415
Molar Refractivity: 52.02 cm³
Molar Volume: 207.7 cm³
Surface Tension: 23.3 dyne/cm
Density of 1-Propanamine,N-methyl-3-(trimethoxysilyl)- (CAS NO.3069-25-8): 0.93 g/cm³
Flash Point: 63.8 °C
Enthalpy of Vaporization: 41.81 kJ/mol
Boiling Point: 181.9 °C at 760 mmHg
Vapour Pressure: 0.834 mmHg at 25°C

N-Methylaminopropyltrimethoxysilane Safety Profile

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
WGK Germany: 3
TSCA: Yes

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