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Isobutyltrimethoxysilane

Isobutyltrimethoxysilane structure

CAS No.: 18395-30-7

Chemical Name:: Isobutyltrimethoxysilane

Synonyms: DK181;CI7810;AY-43-048;Prosil 178;DKFELEX0327;Dynasylan IBTMO;Isobutyltrimethoxysilan;ISOBUTYLTRIMETHOXYSILANE;Trimethoxy isobutyl silane;Dow Corning? product Q1-2306

CBNumber:: CB6362430

Molecular Formula:: C7H18O3Si

Molecular Weight:: 178.3

MDL Number:: MFCD00051589

MOL File:: 18395-30-7.mol

MSDS File:: SDS

Last updated:2026-05-28 06:15:25

Product description	Number	Pack Size	Price
Isobutyl(trimethoxy)silane 97%	444065	25ml	$32.9
Isobutyl(trimethoxy)silane 97%	444065	100ml	$79.2
Isobutyltrimethoxysilane 95%	AA003R0I	5g	$12
Isobutyltrimethoxysilane 95%	AA003R0I	25g	$32
Isobutyl(trimethoxy)silane ≥98%, deposition grade	679364	50g	$106
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Isobutyltrimethoxysilane Properties

Melting point	<0°C
Boiling point	154 °C(lit.)
Density	0.93 g/mL at 25 °C(lit.)
vapor pressure	1.9hPa at 25℃
refractive index	n20/D 1.396(lit.)
Flash point	103 °F
storage temp.	2-8°C
form	solution
Specific Gravity	0.933
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
Sensitive	Moisture Sensitive
BRN	2233976
InChI	1S/C7H18O3Si/c1-7(2)6-11(8-3,9-4)10-5/h7H,6H2,1-5H3
InChIKey	XYJRNCYWTVGEEG-UHFFFAOYSA-N
SMILES	CO[Si](CC(C)C)(OC)OC
LogP	2.1 at 20℃
CAS DataBase Reference	18395-30-7(CAS DataBase Reference)
NIST Chemistry Reference	Prosil 178(18395-30-7)
EPA Substance Registry System	Silane, trimethoxy(2-methylpropyl)- (18395-30-7)
UNSPSC Code	12352103
NACRES	NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS02,GHS07

Signal word

Warning

Hazard statements

H226-H315-H336

Precautionary statements

P210-P302+P352

target organs

Central nervous system

PPE

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Hazard Codes

Risk Statements

10-20/22-36/37/38

Safety Statements

7-16-24-26-45-36/37/39

RIDADR

UN 1993 3/PG 3

WGK Germany

TSCA

TSCA listed

HazardClass

PackingGroup

III

Storage Class

3 - Flammable liquids

Hazard Classifications

Flam. Liq. 3
Skin Irrit. 2
STOT SE 3

REACH Registrations

Active

NFPA 704

	2
2		0

Isobutyltrimethoxysilane price More Price(12)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	444065	Isobutyl(trimethoxy)silane 97%	18395-30-7	25ml	$32.9	2026-04-30	Buy
Sigma-Aldrich	444065	Isobutyl(trimethoxy)silane 97%	18395-30-7	100ml	$79.2	2026-04-30	Buy
aablocks	AA003R0I	Isobutyltrimethoxysilane 95%	18395-30-7	5g	$12	2026-05-28	Buy
aablocks	AA003R0I	Isobutyltrimethoxysilane 95%	18395-30-7	25g	$32	2026-05-28	Buy
Sigma-Aldrich	679364	Isobutyl(trimethoxy)silane ≥98%, deposition grade	18395-30-7	50g	$106	2023-06-20	Buy

Product number	Packaging	Price	Buy
444065	25ml	$32.9	Buy
444065	100ml	$79.2	Buy
AA003R0I	5g	$12	Buy
AA003R0I	25g	$32	Buy
679364	50g	$106	Buy

Isobutyltrimethoxysilane Chemical Properties,Uses,Production

Chemical Properties

Colorless clear liquid.

Uses

Isobutyl(trimethoxy)silane-modified substrates were used for the preparation of gold films by absorption and adsorption.{87} It may be used as silane precursors for the synthesis of xerogels.{88}

Flammability and Explosibility

Flammable

Toxics Screening Level

The initial threshold screening level (ITSL) for isobutyltrimethoxysilane is 200 μg/m3.

Isobutyltrimethoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

Isobutyltrimethoxysilane Suppliers

Global( 150)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Junwee Chemical co., Ltd.	+86-571-85808636 +86-13958122542	sales@junweechem.com	China	823	58
Shanghai Daken Advanced Materials Co.,Ltd	+86-2158073036	info@dakenam.com	China	13901	58
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29815	58
Win-Win Chemical CO., Limited	0086-577-64498589	sales@win-winchemical.com	CHINA	998	58
Hubei Co-Formula Material Tech Co., Ltd.	+86-27-84459282	sales@cfmats.com	CHINA	882	58
BEYOND INDUSTRIES (CHINA) LIMITED	+86-21-52699951; +8613917686115	sales@beyondindustriesgroup.com	China	699	58
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418671 +8618949823763	sales@tnjchem.com	China	34563	58
Win-Win chemical CO., Limited	+86-0086-577-64498589 +86-15355981851	sales@win-winchemical.com	China	14304	58
Dayang Chem (Hangzhou) Co.,Ltd.	+86-0571-88938639 +8617705817739	info@dycnchem.com	China	52705	58

Supplier	Advantage
Junwee Chemical co., Ltd.	58
Shanghai Daken Advanced Materials Co.,Ltd	58
ATK CHEMICAL COMPANY LIMITED	60
career henan chemical co	58
Win-Win Chemical CO., Limited	58
Hubei Co-Formula Material Tech Co., Ltd.	58
BEYOND INDUSTRIES (CHINA) LIMITED	58
Hefei TNJ Chemical Industry Co.,Ltd.	58
Win-Win chemical CO., Limited	58
Dayang Chem (Hangzhou) Co.,Ltd.	58

View Lastest Price from Isobutyltrimethoxysilane manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2019-09-02	Isobutyltrimethoxysilane 18395-30-7	$7.00	1KG	99%		Career Henan Chemical Co

Isobutyltrimethoxysilane
18395-30-7
$7.00
99%
Career Henan Chemical Co

Isobutyltrimethoxysilane Spectrum

Isobutyltrimethoxysilane(18395-30-7)¹HNMR Isobutyltrimethoxysilane(18395-30-7)Raman

18395-30-7(Isobutyltrimethoxysilane)Related Search:

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ISOBUTYLTRIMETHOXYSILANE Trimethoxy(2-methylpropyl)silane CI7810 Dynasylan IBTMO Silane, trimethoxy(2-methylpropyl)- trimethoxy(2-methylpropyl)-silan Isobutyltrimethoxysilane Prosil R 178 Isobutyltrimethoxysilan Trimethoxy isobutyl silane Dow Corning(R) product Q1-2306 AY-43-048 Dow Corning? product Q1-2306 rimethoxy(2-methylpropyl)silane Prosil 178 DK181 Isobutyl(trimethoxy)silane DKFELEX0327 18395-30-7 18395-90-7 C4H9SiOCH33 CH32CHCH2SiOCH33 Trialkoxysilanes Organometallic Reagents Organosilicon Alkoxy Silanes Hydrophobing Agents Organosilicon SilanesOrganometallic Reagents Solution Deposition Precursors Trialkoxysilanes RSi(OR)3Self Assembly&Contact Printing POSS? Precursors and Intermediates Self-Assembly Materials Silsesquioxanes: POSS? Nanohybrids