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Diethoxymethylsilane

CAS No.
2031-62-1
Chemical Name:
Diethoxymethylsilane
Synonyms
DEMS;METHYLDIETHOXYSILANE;Silane, diethoxymethyl-;Methyldiethoxysilane (PURITY??);Diethoxymethylsilane [Hydrosilylating Reagent];DIETHOXYMETHYLSILANE;diethoxymethyl-silan;Methyldiethoxysilane,97%;Methyldiethoxysilane >=96%;High Purity Diethoxymethylsilane
CBNumber:
CB7141092
Molecular Formula:
C5H14O2Si
Molecular Weight:
134.25
MDL Number:
MFCD00026749
MOL File:
2031-62-1.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-28 02:26:46

Diethoxymethylsilane Properties

Melting point 98 °C
Boiling point 94-95 °C (lit.)
Density 0.838 g/mL at 20 °C (lit.)
vapor pressure 0.053-7910Pa at 25℃
refractive index 1.3760
Flash point 10°C
storage temp. Flammables area
form clear liquid
color Colorless to Almost colorless
Specific Gravity 0.829
Water Solubility Miscible with water, 1,4-dioxane, tetrahydrofuran, acetonitrile, dichloromethane, chloroform, dimethyl sulfoxide, hexamethylphosphoric triamide and toluene. Insoluble in diethyl ether and hexane.
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
Sensitive Moisture Sensitive
BRN 1733975
InChI 1S/C5H14O2Si/c1-4-6-8(3)7-5-2/h8H,4-5H2,1-3H3
InChIKey SOGIFFQYRAXTDR-UHFFFAOYSA-N
SMILES CCO[SiH](C)OCC
LogP -2.4-1.7 at 20℃
CAS DataBase Reference 2031-62-1(CAS DataBase Reference)
NIST Chemistry Reference Methyldiethoxysilane(2031-62-1)
EPA Substance Registry System Silane, diethoxymethyl- (2031-62-1)
UNSPSC Code 12352103
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Flame (GHS02)Exclamation Mark (GHS07)
GHS02,GHS07
Signal word  Danger
Hazard statements  H225-H315-H319-H335
Precautionary statements  P210-P233-P240-P241-P303+P361+P353-P305+P351+P338
PPE Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes  F,Xi
Risk Statements  11-36/37/38
Safety Statements  16-26-36
RIDADR  UN 1993 3/PG 2
WGK Germany  3
TSCA  TSCA listed
HazardClass  3
PackingGroup  II
HS Code  29319090
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 2
REACH Registrations Active
NFPA 704
3
2 1

Diethoxymethylsilane price More Price(29)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 66612 Methyldiethoxysilane ≥96% 2031-62-1 10ml $179 2026-04-30 Buy
TCI Chemical D2403 Diethoxymethylsilane [Hydrosilylating Reagent] >95.0%(GC) 2031-62-1 25mL $126 2026-04-30 Buy
Usbiological 274648 Diethoxymethylsilane Asreported 2031-62-1 10g $329 2026-06-03 Buy
Usbiological 274648 Diethoxymethylsilane Asreported 2031-62-1 25g $480 2026-06-03 Buy
Usbiological 274648 Diethoxymethylsilane Asreported 2031-62-1 50g $664 2026-06-03 Buy
Product number Packaging Price Buy
66612 10ml $179 Buy
D2403 25mL $126 Buy
274648 10g $329 Buy
274648 25g $480 Buy
274648 50g $664 Buy

Diethoxymethylsilane Chemical Properties, Uses, Production

Chemical Properties

Colorless clear liquid

Uses

Diethoxymethylsilane is used in the preparation of N,N'-methylsilanediyl-bis-phthalimide by reacting with phthalimide. It is used as a reagent in the selective reduction of carbonyl compounds, hydorosilylation of alkenes, tandem reductive aldol reaction and rhodium-catalyszed silylcarbocyclization.

Flammability and Explosibility

Flammable

Global Suppliers ( 206)
Supplier Tel Email Country ProdList Advantage
Shanghai Yaoling Pharmaceutical Technology Partnership (Limited Partnership) 400-6181121 18616383988 edison.li@townyuan.com China 4762 58
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
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Chembridge International Corp.(Taipei/Dongguan/Nanjing) 025-84712192 china@chembridge.net China 192 62
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Syntechem Co.,Ltd info@syntechem.com China 12973 57
Sinopharm Chemical Reagent Co,Ltd. 86-21-63210123 sj_scrc@sinopharm.com China 9791 79

View Latest Price from Diethoxymethylsilane manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Diethoxymethylsilane pictures 2026-09-02 Diethoxymethylsilane
2031-62-1
$1.00-200.00 1KG 99%, 99.5% Sublimated Henan Fengda Chemical Co., Ltd
Diethoxymethylsilane pictures 2025-06-27 Diethoxymethylsilane
2031-62-1
1KG 99% 500000kg Hebei Chuanghai Biotechnology Co., Ltd
Diethoxymethylsilane pictures 2025-04-04 Diethoxymethylsilane
2031-62-1
1kg 98% 1Ton Henan Aochuang Chemical Co.,Ltd.
diethoxymethyl-silan Silane, diethoxymethyl- Diethoxymethylsilane. Methylhydrogendiethoxysilane. Methyldiethoxysilane,97% Methyldiethoxysilane >=96% DiethoxyMethylsilane [Hydrosilylating Reagent], 95.0%(GC) DIETHOXYMETHYLSILANE Diethoxymethylsilane[HydrosilylatingReagent]> TIANFUCHEM-- 2031-62-1--Diethoxymethylsilane in stock High Purity Diethoxymethylsilane DEMS Diethoxymethylsilane [Hydrosilylating Reagent] Methyldiethoxysilane (PURITY??) METHYLDIETHOXYSILANE 2031-62-1 C5H14O2Si HSiCH3OCH2CH32 CH3SiHOCH2CH32 Others Organosilicon Organometallic Reagents Si-H Compounds Reduction Si (Classes of Silicon Compounds) Silicon Compounds (for Synthesis) Si-O Compounds Dialkoxysilanes Alkoxy Silanes Hydrogensilanes Hydrogensiloxanes Reducing Agents Reduction Si (Classes of Silicon Compounds) Si-H Compounds Silicon Compounds (for Synthesis) Si-O Compounds Synthetic Organic Chemistry Dialkoxysilanes