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Tetrapropoxysilane

Tetrapropoxysilane structure

CAS No:
682-01-9
Formula:
C12H28O4Si
Chemical Name:
Tetrapropoxysilane
Synonyms:
Silicic acid (H4SiO4),tetrapropyl ester;Propyl silicate ((PrO)4Si);Propyl silicate;Propyl orthosilicate;Silane,tetrapropoxy-;Tetrapropyl orthosilicate;Tetrapropoxysilane;Tetra-n-propoxysilane;Tetrapropyl silicate;Silicon tetrapropoxide;Silicon orthopropoxide;Dynasil P;N-POS;Tetra-n-propyl silicate;Tetra-n-propyl orthosilicate;SIT 7777.0
Categories:
Chemical Reagents > Organic Reagents

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Description

Colorless transparent liquid

Liquid

Tetrapropoxysilane Basic Attributes

Molecular Weight：

264.43400

Exact Mass：

264.43

EC Number：

211-659-0

UNII：

4PE821G3GH

DSSTox ID：

DTXSID9042382

HScode：

2942000000

Characteristics

PSA：

36.92000

XLogP3：

3.12840

Appearance：

Colorless transparent liquid

Density：

0.915 g/cm³

Melting Point：

<-80 °C

Boiling Point：

226 °C

Flash Point：

95ºC

Refractive Index：

1.3995-1.4015

Storage Conditions：

Store in a cool, dry place. Keep container closed when not in use.

Vapor Density：

>1 (vs air)

Safety Information

Packing level：

III

Transport codes：

UN 1993

wgk germany：

hazard class code：

R36/37/38

safety instructions：

S26-S37/39

Marks：

Stability/Shelf Life：

Stable under normal temperatures and pressures.

Precautionary statement(s)：

P261-P305 + P351 + P338

Hazard Statements：

H315-H319-H335

GHS Classification：

|Warning|H315 (95.12%): Causes skin irritation [Warning Skin corrosion/irritation]|P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P321, P332+P313, P337+P313, P362, P403+P233, P405, and P501|Aggregated GHS information provided by 142 companies from 8 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Tetrapropoxysilane Use and Manufacturing

Uses

Used in the treatment of paints, coatings, silicone rubber and inorganic materials

Adhesives and sealant chemicals

Adhesives and sealants

Manufacturing Info：

All other basic organic chemical manufacturing|Silicic acid (H4SiO4), tetrapropyl ester: ACTIVE

Computed Properties

Molecular Weight:264.43
Hydrogen Bond Acceptor Count:4
Rotatable Bond Count:12
Exact Mass:264.17568590
Monoisotopic Mass:264.17568590
Topological Polar Surface Area:36.9
Heavy Atom Count:17
Complexity:129
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

1-Propanol

Silicon

Tetraethoxysilane

Downstream Products

Propyl acetate

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