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Methyltri-n-propoxysilane

Methyltri-n-propoxysilane structure

CAS No.: 5581-66-8

Chemical Name:: Methyltri-n-propoxysilane

Synonyms: LS 3630;methyltripropoxy-silan;METHYL-TRIPROPOXYSILANE;METHYLTRI-N-PROPYLSILANE;Tripropyloxymethylsilane;METHYL-TRIPROPOXYLSILANE;Methyltri-n-propoxysilane;Silane, methyltripropoxy-;tri-1-propoxymethylsilane

CBNumber:: CB1760396

Molecular Formula:: C10H24O3Si

Molecular Weight:: 220.38

MDL Number:: MFCD00039934

MOL File:: 5581-66-8.mol

MSDS File:: SDS

Last updated:2026-09-12 18:50:05

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Methyltri-n-propoxysilane Properties

Boiling point	83 °C/13 mmHg (lit.)
Density	0.878 g/mL at 25 °C (lit.)
refractive index	n20/D 1.401(lit.)
Flash point	140 °F
Specific Gravity	0.878
Hydrolytic Sensitivity	7: reacts slowly with moisture/water
BRN	1749514
Dielectric constant	3.3399999999999999
InChI	1S/C10H24O3Si/c1-5-8-11-14(4,12-9-6-2)13-10-7-3/h5-10H2,1-4H3
InChIKey	RJMRIDVWCWSWFR-UHFFFAOYSA-N
SMILES	CCCO[Si](C)(OCCC)OCCC
CAS DataBase Reference	5581-66-8
EPA Substance Registry System	Silane, methyltripropoxy- (5581-66-8)
UNSPSC Code	12162002
NACRES	NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS02,GHS07
Signal word	Warning
Hazard statements	H226-H315-H319-H335
Precautionary statements	P210-P302+P352-P305+P351+P338
target organs	Respiratory system
PPE	Eyeshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	UN 1993 3/PG 3
WGK Germany	3
F	10-21
TSCA	TSCA listed
Storage Class	3 - Flammable liquids
Hazard Classifications	Eye Irrit. 2 Flam. Liq. 3 Skin Irrit. 2 STOT SE 3

Methyltri-n-propoxysilane price More Price(5)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	448907	Methyl-tripropoxysilane 97%	5581-66-8	25ml	$182	2023-01-07	Buy
aablocks	AA00I9VV	Methyltripropoxysilane 95%	5581-66-8	1g	$96	2026-05-29	Buy
aablocks	AA00I9VV	Methyltripropoxysilane 95%	5581-66-8	5g	$274	2026-05-29	Buy
AHH	MT-19079	Methyl tri-n-propoxysilane 97%		500g	$395	2026-05-26	Buy
American Custom Chemicals Corporation	ORS0000402	METHYLTRI-N-PROPOXYSILANE 95.00%	5581-66-8	25ML	$1149.34	2021-12-16	Buy

Product number	Packaging	Price	Buy
448907	25ml	$182	Buy
AA00I9VV	1g	$96	Buy
AA00I9VV	5g	$274	Buy
MT-19079	500g	$395	Buy
ORS0000402	25ML	$1149.34	Buy

Methyltri-n-propoxysilane Chemical Properties,Uses,Production

Chemical Properties

Colorless clear liquid

Methyltri-n-propoxysilane Preparation Products And Raw materials

Raw materials

Preparation Products

Methyltri-n-propoxysilane Suppliers

Global( 70)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
Adamas Reagent, Ltd.	400-6009262 15618770481	yhx@titansci.com	China	14098	59
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Shanghai Gileader Advanced Material Technology Co.,Ltd	18516111942	823898732@qq.com	China	1356	56
Sigma-Aldrich	021-61415566 800-8193336	orderCN@merckgroup.com	China	51389	80
Tongling HengYou Biotechnology Co., Ltd.	021-50426030 13856289449;13124863828	2630597085@qq.com	China	1885	55
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
Amadis Chemical Company Limited	571-89925085	sales@amadischem.com	China	131885	58
Suzhou Siso new material Co.,Ltd.	0512-65402974 18550909935	siso03@126.com	China	1925	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Adamas Reagent, Ltd.	59
Shanghai Hanhong Scientific Co.,Ltd.	64
Shanghai Gileader Advanced Material Technology Co.,Ltd	56
Sigma-Aldrich	80
Tongling HengYou Biotechnology Co., Ltd.	55
Shanghai YuanYe Biotechnology Co., Ltd.	60
Amadis Chemical Company Limited	58
Suzhou Siso new material Co.,Ltd.	58

View Lastest Price from Methyltri-n-propoxysilane manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2026-08-25	Methyl(tripropoxy)silane 5581-66-8	$1.10-9.90	1kg	99%min	100kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
	2019-12-29	Methyl(tripropoxy)silane 5581-66-8	$1.00	1g	Min98% HPLC		Career Henan Chemical Co

Methyl(tripropoxy)silane
5581-66-8
$1.10-9.90
99%min
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Methyl(tripropoxy)silane
5581-66-8
$1.00
Min98% HPLC
Career Henan Chemical Co

Methyltri-n-propoxysilane Spectrum

METHYLTRI-N-PROPOXYSILANE(5581-66-8)IR

5581-66-8(Methyltri-n-propoxysilane)Related Search:

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Vinyltris(methoxypropoxy)silane Methyltri-n-propoxysilane (p-Chloromethyl)phenyltri-n-propoxysilane

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METHYL-TRIPROPOXYLSILANE tri-1-propoxymethylsilane LS 3630 METHYLTRI-N-PROPYLSILANE METHYL-TRIPROPOXYSILANE methyltripropoxy-silan Silane, methyltripropoxy- Tripropyloxymethylsilane Methyltri-n-propoxysilane 5581-66-8 CH3SiOCH2CH2CH33 Organometallic Reagents Organosilicon Trialkoxysilanes POSS? Precursors and Intermediates RSi(OR)3Organometallic Reagents Silsesquioxanes: POSS? Nanohybrids Alkoxy Silanes Organometallic Reagents Organosilicon Trialkoxysilanes