Tetrapropyl orthosilicate | CAS No. 682-01-9

Q: What is Tetrapropyl orthosilicate (CAS: 682-01-9)?

Tetrapropyl orthosilicate (CAS: 682-01-9) is an organosilicon compound with the chemical formula Si(OCH2CH2CH2CH3)4. It is a colorless to slightly yellow, viscous liquid with a pungent odor and is used in various applications due to its stability and reactivity.

Q: What are the main uses of Tetrapropyl orthosilicate (CAS: 682-01-9)?

Tetrapropyl orthosilicate (CAS: 682-01-9) is widely used in the production of silicate glasses, inorganic polymers, and in the synthesis of organosilicon compounds. It is also used in the manufacturing of adhesives, sealants, and coatings, as well as in pharmaceuticals and research.

Q: Is Tetrapropyl orthosilicate (CAS: 682-01-9) safe?

Tetrapropyl orthosilicate (CAS: 682-01-9) is generally considered safe when handled with appropriate precautions. It is important to avoid inhalation, ingestion, and direct skin contact. Protective measures include the use of gloves, goggles, and a fume hood during handling.

Q: How should Tetrapropyl orthosilicate (CAS: 682-01-9) be stored?

Tetrapropyl orthosilicate (CAS: 682-01-9) should be stored in a cool, dry, and well-ventilated area, away from heat and sources of ignition. It should be kept in a tightly sealed container protected from light. Storage temperatures should not exceed 25°C to maintain its stability and prevent degradation.

Tetrapropyl orthosilicate

Basic Information

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CAS Number

682-01-9

Molecular Formula

C12H28O4Si

Molecular Weight

264.44 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Hydrocarbons

Basic Physical Properties

Melting Point

<-80°C

Boiling Point

94 °C/5 mmHg

Density

0.916 g/mL at 25 °C

Refractive Index

n20/D 1.4(lit.)

SMILES

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CCCO[Si](OCCC)(OCCC)OCCC

InChI

InChI=1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3

InChIKey

ZQZCOBSUOFHDEE-UHFFFAOYSA-N

LogP

3.128400000000002

Topological Polar Surface Area

36.92 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Complexity

129

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Hazard Class

Class 8 Class 8

Sensitiveness

Moisture Sensitive

Synonyms & References

English

Tetrapropyl orthosilicate
DYNASIL P
Tetra-n-propoxysilane
Tetrapropyl silicate
Tetrapropoxysilane

MDL Number

MFCD00009364

Customs Code

2942000000

FAQ

What is Tetrapropyl orthosilicate (CAS: 682-01-9)?

Tetrapropyl orthosilicate (CAS: 682-01-9) is an organosilicon compound with the chemical formula Si(OCH2CH2CH2CH3)4. It is a colorless to slightly yellow, viscous liquid with a pungent odor and is used in various applications due to its stability and reactivity.

What are the main uses of Tetrapropyl orthosilicate (CAS: 682-01-9)?

Tetrapropyl orthosilicate (CAS: 682-01-9) is widely used in the production of silicate glasses, inorganic polymers, and in the synthesis of organosilicon compounds. It is also used in the manufacturing of adhesives, sealants, and coatings, as well as in pharmaceuticals and research.

Is Tetrapropyl orthosilicate (CAS: 682-01-9) safe?

Tetrapropyl orthosilicate (CAS: 682-01-9) is generally considered safe when handled with appropriate precautions. It is important to avoid inhalation, ingestion, and direct skin contact. Protective measures include the use of gloves, goggles, and a fume hood during handling.

How should Tetrapropyl orthosilicate (CAS: 682-01-9) be stored?

Tetrapropyl orthosilicate (CAS: 682-01-9) should be stored in a cool, dry, and well-ventilated area, away from heat and sources of ignition. It should be kept in a tightly sealed container protected from light. Storage temperatures should not exceed 25°C to maintain its stability and prevent degradation.