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n-Octadecylmethyldiethoxysilane

n-Octadecylmethyldiethoxysilane structure

CAS No.: 67859-75-0

Chemical Name:: n-Octadecylmethyldiethoxysilane

Synonyms: DK360;Ctadecylmethyldiethoxysilane;DIETHOXYMETHYLOCTADECYLSILANE;diethoxymethyloctadecyl-silan;Octadecylmethyldiethoxysilane;METHYLOCTADECYLDIETHOXYSILANE;n-Octadecylmethyldiethoxysilane;Silane, diethoxymethyloctadecyl-;METHYL-N-OCTADECYLDIETHOXYSILANE;n-Octadecylmethyldiethoxysilanen isomer

CBNumber:: CB0123026

Molecular Formula:: C23H50O2Si

Molecular Weight:: 386.73

MDL Number:: MFCD00026674

MOL File:: 67859-75-0.mol

MSDS File:: SDS

Last updated:2026-09-12 18:43:54

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n-Octadecylmethyldiethoxysilane Properties

Melting point	<20°C
Boiling point	197 °C2 mm Hg(lit.)
Density	0.849 g/mL at 25 °C(lit.)
refractive index	n20/D 1.444(lit.)
Flash point	>230 °F
Specific Gravity	0.849
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
EPA Substance Registry System	Silane, diethoxymethyloctadecyl- (67859-75-0)

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H335-H315-H319
Precautionary statements	P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
WGK Germany	3
TSCA	TSCA listed

n-Octadecylmethyldiethoxysilane price More Price(3)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
aablocks	AA00391Y	N-OCTADECYLMETHYLDIETHOXYSILANE	67859-75-0	25g	$560	2026-05-28	Buy
AHH	MT-20339	n-Octadecylmethyldiethoxysilane 97%		1000g	$488	2026-05-26	Buy
American Custom Chemicals Corporation	ORS0000442	N-OCTADECYLMETHYLDIETHOXYSILANE 95.00%	67859-75-0	25G	$193.2	2021-12-16	Buy

Product number	Packaging	Price	Buy
AA00391Y	25g	$560	Buy
MT-20339	1000g	$488	Buy
ORS0000442	25G	$193.2	Buy

n-Octadecylmethyldiethoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

n-Octadecylmethyldiethoxysilane Suppliers

Global Suppliers ( 59)

Supplier	Tel	Email	Country	ProdList	Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
T&W GROUP	021-61551611 13296011611	contact@trustwe.com	China	9884	58
Shanghai Gileader Advanced Material Technology Co.,Ltd	18516111942	823898732@qq.com	China	1356	56
Shanghai Enchem Industry Co., Ltd.	15021317485		China	1403	58
Shanghai Zhuang Ming New Material Technology Co., Ltd.	17312398916 051386936896 15216715905	sales@zhuangming.net	China	1271	58
Xuzhou ZhuoYun New Material Technology Co., Ltd.	0516-0516 13776763863	zhangqinli.ok@163.com	China	1305	58
Aikon International Limited	025-58859352 13913916777	dt3@aikonchem.com	China	15490	58
Suzhou Siso new material Co.,Ltd.	0512-65402974 18550909935	siso03@126.com	China	1925	58
CD Chemical Group Limited	+86-13651442114	info@codchem.com	China	17253	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418684 +86-18949823763	sales@tnjchem.com	China	25333	58

Supplier	Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
T&W GROUP	58
Shanghai Gileader Advanced Material Technology Co.,Ltd	56
Shanghai Enchem Industry Co., Ltd.	58
Shanghai Zhuang Ming New Material Technology Co., Ltd.	58
Xuzhou ZhuoYun New Material Technology Co., Ltd.	58
Aikon International Limited	58
Suzhou Siso new material Co.,Ltd.	58
CD Chemical Group Limited	58
Hefei TNJ Chemical Industry Co.,Ltd.	58

View Latest Price from n-Octadecylmethyldiethoxysilane manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-08-18	n-OCTADECYLMETHYLDIETHOXYSILANE 67859-75-0		1KG	98.00%	1000KG /month	Shanghai Daken Advanced Materials Co.,Ltd
2026-08-07	N-OCTADECYLMETHYLDIETHOXYSILANE 67859-75-0		1kg	98%	1000kg	Shaanxi Dideu New Materials Co. Ltd
2019-07-06	N-OCTADECYLMETHYLDIETHOXYSILANE 67859-75-0	$2.00	1KG	98%		Career Henan Chemical Co

n-OCTADECYLMETHYLDIETHOXYSILANE
67859-75-0
$0.00
98.00%
Shanghai Daken Advanced Materials Co.,Ltd

N-OCTADECYLMETHYLDIETHOXYSILANE
67859-75-0
98%
Shaanxi Dideu New Materials Co. Ltd

N-OCTADECYLMETHYLDIETHOXYSILANE
67859-75-0
$2.00
98%
Career Henan Chemical Co

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n-Octadecylmethyldiethoxysilanen isomer diethoxymethyloctadecyl-silan DIETHOXYMETHYLOCTADECYLSILANE METHYL-N-OCTADECYLDIETHOXYSILANE METHYLOCTADECYLDIETHOXYSILANE Octadecylmethyldiethoxysilane n-Octadecylmethyldiethoxysilane>92%nisomer Silane, diethoxymethyloctadecyl- DK360 Ctadecylmethyldiethoxysilane n-Octadecylmethyldiethoxysilane 67859-75-0 64859-75-0 CH3CH217SiOC2H52CH3 C23H50O2Si Organometallic Reagents Organosilicon Others OthersSelf Assembly&Contact Printing Organometallic Reagents Organosilicon Self-Assembly Materials Silanes