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Molecular Formula: C4H12O4Si
Molecular Weight: 152.22
Hazard Symbols: T+
UN Number: UN 2606 6.1/PG 1
WGKGermany: 3
PackingGroup: I
HS Code: 29209085

Assay:99.0%min

Product name:Tetramethyl orthosilicate
Synonyms:Dynasil M;Methyl orthosilicate;Methyl silicate ((CH3)4SiO4);Methyl silicate ((MeO)4Si);methylesterofortho-silicicaci;methylorthosilicate;methylsilicate((ch3)4sio4);methylsilicate[(meo)4si]
CAS:681-84-5
Formula:C4H12O4Si
Molecular weight:152.22
EINECS:211-656-4

Melting point:−4 °C(lit.)
Boling 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)
Index of refraction: n20/D 1.368(lit.)
Falsh point:84 °F
Storage conditions:Flammables area
Water solubility:hydrolysis
Sensitivity:Moisture Sensitive
BRN:1699658
Purity:98%min
Package: 200kg/drum
Supply capacity: 200mt/month

Chemical Properties: colorless, transparent liquid with ester-like flavor.

Usage:
1. The insulating material is used as the electronics industry, optical glass treatment agents and coagulants
2. Synthesis of silicone. Manufacturing Paints. Adhesive.
3. Methyl silicate coating can be used to produce heat-resistant, chemical-resistant and silicone solvents and adhesives, and other precision casting, but also wider use of organic synthesis intermediates