Welcome to chemicalbook!
400-158-6606
Inquriy
Try our best to find the right business for you.
Do not miss inquiry messages Please log in to view all inquiry messages.

Welcome back!

ChemicalBook >> CAS DataBase List >> Tetramethyl orthosilicate

Tetramethyl orthosilicate

Tetramethyl orthosilicate price.
  • $26.65 - $385.8
  • Product name: Tetramethyl orthosilicate
  • CAS: 681-84-5
  • MF: C4H12O4Si
  • MW: 152.22
  • EINECS:211-656-4
  • MDL Number:MFCD00008341
  • Synonyms:TETRAMETHYL ORTHOSILICATE;Methyl orthosilicate;Methyl silicate ((CH3)4SiO4);Methyl silicate ((MeO)4Si);methylesterofortho-silicicaci ;methylorthosilicate ;methylsilicate((ch3)4sio4) ;methylsilicate[(meo)4si]
15 prices
Selected condition:
Brand
  • Alfa Aesar
  • Sigma-Aldrich
  • Strem Chemicals
  • TRC
Package
  • 25mL
  • 25g
  • 50g
  • 100ML
  • 100g
  • 250ml
  • 500g
  • 1l
  • ManufacturerAlfa Aesar
  • Product numberL09716
  • Product descriptionTetramethoxysilane 98%
  • Packaging25g
  • Price$26.65
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL09716
  • Product descriptionTetramethoxysilane 98%
  • Packaging100g
  • Price$83.3
  • Updated2024-03-01
  • Buy
  • ManufacturerAlfa Aesar
  • Product numberL09716
  • Product descriptionTetramethoxysilane 98%
  • Packaging500g
  • Price$265
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number8.14651
  • Product descriptionTetramethyl orthosilicate for synthesis
  • Packaging25mL
  • Price$53.7
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number8.14651
  • Product descriptionTetramethyl orthosilicate for synthesis
  • Packaging100ML
  • Price$59.3
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number341436
  • Product descriptionTetramethyl orthosilicate ≥99%
  • Packaging25g
  • Price$62.3
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number218472
  • Product descriptionTetramethyl orthosilicate 98%
  • Packaging100g
  • Price$105
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number679259
  • Product descriptionTetramethyl orthosilicate deposition grade, ≥98%, ≥99.9% trace metals basis
  • Packaging50g
  • Price$120
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number341436
  • Product descriptionTetramethyl orthosilicate ≥99%
  • Packaging100g
  • Price$141
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number218472
  • Product descriptionTetramethyl orthosilicate 98%
  • Packaging500g
  • Price$182
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number87682
  • Product descriptionTetramethyl orthosilicate purum, ≥98.0% (GC)
  • Packaging250ml
  • Price$233
  • Updated2024-03-01
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number87682
  • Product descriptionTetramethyl orthosilicate purum, ≥98.0% (GC)
  • Packaging1l
  • Price$385.8
  • Updated2024-03-01
  • Buy
  • ManufacturerStrem Chemicals
  • Product number93-1459
  • Product descriptionTetramethoxysilane, 98%
  • Packaging25g
  • Price$37
  • Updated2024-03-01
  • Buy
  • ManufacturerStrem Chemicals
  • Product number93-1459
  • Product descriptionTetramethoxysilane, 98%
  • Packaging100g
  • Price$108
  • Updated2024-03-01
  • Buy
  • ManufacturerTRC
  • Product numberT303715
  • Product descriptionTetramethyl orthosilicate
  • Packaging25g
  • Price$85
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
Alfa Aesar L09716 Tetramethoxysilane 98% 25g $26.65 2024-03-01 Buy
Alfa Aesar L09716 Tetramethoxysilane 98% 100g $83.3 2024-03-01 Buy
Alfa Aesar L09716 Tetramethoxysilane 98% 500g $265 2024-03-01 Buy
Sigma-Aldrich 8.14651 Tetramethyl orthosilicate for synthesis 25mL $53.7 2024-03-01 Buy
Sigma-Aldrich 8.14651 Tetramethyl orthosilicate for synthesis 100ML $59.3 2024-03-01 Buy
Sigma-Aldrich 341436 Tetramethyl orthosilicate ≥99% 25g $62.3 2024-03-01 Buy
Sigma-Aldrich 218472 Tetramethyl orthosilicate 98% 100g $105 2024-03-01 Buy
Sigma-Aldrich 679259 Tetramethyl orthosilicate deposition grade, ≥98%, ≥99.9% trace metals basis 50g $120 2023-06-20 Buy
Sigma-Aldrich 341436 Tetramethyl orthosilicate ≥99% 100g $141 2024-03-01 Buy
Sigma-Aldrich 218472 Tetramethyl orthosilicate 98% 500g $182 2024-03-01 Buy
Sigma-Aldrich 87682 Tetramethyl orthosilicate purum, ≥98.0% (GC) 250ml $233 2024-03-01 Buy
Sigma-Aldrich 87682 Tetramethyl orthosilicate purum, ≥98.0% (GC) 1l $385.8 2024-03-01 Buy
Strem Chemicals 93-1459 Tetramethoxysilane, 98% 25g $37 2024-03-01 Buy
Strem Chemicals 93-1459 Tetramethoxysilane, 98% 100g $108 2024-03-01 Buy
TRC T303715 Tetramethyl orthosilicate 25g $85 2021-12-16 Buy

Properties

Melting point :−4 °C(lit.)
Boiling point :121-122 °C(lit.)
Density :1.023 g/mL at 25 °C(lit.)
vapor density :5.25 (vs air)
vapor pressure :3.35 psi ( 20 °C)
refractive index :n20/D 1.368(lit.)
FEMA :3185 | METHYLATED SILICA
Flash point :84 °F
storage temp. :Store below +30°C.
form :liquid
Specific Gravity :1.032
color :colorless
explosive limit :0.88-23.8%(V)
Water Solubility :hydrolysis
Sensitive :Moisture Sensitive
Hydrolytic Sensitivity :7: reacts slowly with moisture/water
BRN :1699658
InChIKey :LFQCEHFDDXELDD-UHFFFAOYSA-N
CAS DataBase Reference :681-84-5(CAS DataBase Reference)
NIST Chemistry Reference :Tetramethyl silicate(681-84-5)
EPA Substance Registry System :Tetramethyl silicate (681-84-5)

Safety Information

Symbol(GHS): GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H226 Flammable liquid and vapour Flammable liquids Category 3 Warning
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H318 Causes serious eye damage Serious eye damage/eye irritation Category 1 Danger GHS hazard pictograms P280, P305+P351+P338, P310
H330 Fatal if inhaled Acute toxicity,inhalation Category 1, 2 Danger GHS hazard pictograms P260, P271, P284, P304+P340, P310,P320, P403+P233, P405, P501
Precautionary statements:
P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233 Keep container tightly closed.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

Tetramethyl orthosilicate (TMOS) is popularly used in the sol-gel synthesis of silicates1 and chromium-doped silicates and in the formation of hexagonal mesoporous silica layers.

Related product price