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Tetramethyl orthosilicate, 99%, ACROS Organics™

£17.08 - £508.00

Chemical Identifiers

CAS 681-84-5
Molecular Formula C4H12O4Si
Molecular Weight (g/mol) 152.22
InChI Key LFQCEHFDDXELDD-UHFFFAOYSA-N
Synonym tetramethoxysilane, tetramethyl orthosilicate, methyl silicate, tmos, methyl orthosilicate, methyl silicate 39, silane, tetramethoxy, silicic acid, tetramethyl ester, methyl silicate 28, tetramethylorthosilicate
PubChem CID 12682
IUPAC Name tetramethyl silicate
SMILES CO[Si](OC)(OC)OC
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Products 4
Product Code Brand Quantity Packaging Price Quantity & Availability  
Product Code Brand Quantity Packaging Price Quantity & Availability  
10308010
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Acros Organics
203820250
25g Glass bottle
£17.08
25g
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Estimated Shipment
11-01-2021
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10062620
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Acros Organics
203821000
100g Glass bottle
£45.71
100g
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Estimated Shipment
29-01-2021
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10154360
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Acros Organics
203825000
500g Glass bottle
£150.00
500g
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Estimated Shipment
13-01-2021
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11955161
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Acros Organics
203820025
2.5kg Glass bottle
£508.00
2.50kg
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Estimated Shipment
17-02-2021
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Description

Description

Specifications

Chemical Identifiers

681-84-5
152.22
tetramethoxysilane, tetramethyl orthosilicate, methyl silicate, tmos, methyl orthosilicate, methyl silicate 39, silane, tetramethoxy, silicic acid, tetramethyl ester, methyl silicate 28, tetramethylorthosilicate
tetramethyl silicate
C4H12O4Si
LFQCEHFDDXELDD-UHFFFAOYSA-N
12682
CO[Si](OC)(OC)OC

Specifications

Tetramethyl orthosilicate
26°C
Glass bottle
1.03
121.0°C to 122.0°C
-2.0°C
681-84-5
C4H12O4Si
01,287
Solubility in water: hydrolysis in water. Other solubilities: soluble in alcohol
CO[Si](OC)(OC)OC
152.22
152.22
99%
1.0300g/mL
Authentic
1.3670 to 1.3700
0.7 mPa.s (20°C)
Undesignated
25g
98.5% min. (GC)
Si(OCH3)4
tetramethoxysilane, tetramethyl orthosilicate, methyl silicate, tmos, methyl orthosilicate, methyl silicate 39, silane, tetramethoxy, silicic acid, tetramethyl ester, methyl silicate 28, tetramethylorthosilicate
LFQCEHFDDXELDD-UHFFFAOYSA-N
tetramethyl silicate
12682
Liquid
Safety and Handling

Safety and Handling

Product Identifier
  • Tetramethyl orthosilicate

Signal Word
  • Danger

Hazard Category
  • Acute toxicity Category 2
  • Serious eye damage/eye irritation Category 1
  • Flammable liquid Category 3
  • Skin corrosion/irritation Category 2
  • Specific target organ toxicity Category 3

Hazard Statement
  • H318-Causes serious eye damage.
  • H315-Causes skin irritation.
  • H330-Fatal if inhaled.
  • H335-May cause respiratory irritation.
  • H226-Flammable liquid and vapour.

Precautionary Statement
  • P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P261-Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P280-Wear protective gloves/protective clothing/eye protection/face protection.
  • P302+P352-IF ON SKIN: Wash with plenty of water/.
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P310-Immediately call a POISON CENTER/doctor/.

SDS