CAS 998-30-1|Triethoxysilane

Introduction：Basic information about CAS 998-30-1|Triethoxysilane, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Articles34
6. Synonyms

Common Name	Triethoxysilane
CAS Number	998-30-1	Molecular Weight	164.275
Density	0.89 g/mL at 25 °C(lit.)	Boiling Point	133.5±0.0 °C at 760 mmHg
Molecular Formula	C₆H₁₆O₃Si	Melting Point	-170°C
MSDS	ChineseUSA	Flash Point	29.2±18.7 °C
Symbol	GHS02, GHS05, GHS06	Signal Word	Danger

Names

Name	Triethoxysilane
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.89 g/mL at 25 °C(lit.)
Boiling Point	133.5±0.0 °C at 760 mmHg
Melting Point	-170°C
Molecular Formula	C₆H₁₆O₃Si
Molecular Weight	164.275
Flash Point	29.2±18.7 °C
Exact Mass	164.086868
PSA	27.69000
LogP	4.70
Vapour Pressure	10.4±0.2 mmHg at 25°C
Index of Refraction	n20/D 1.377(lit.)
InChIKey	PKDCQJMRWCHQOH-UHFFFAOYSA-N
SMILES	CCO[Si](OCC)OCC
Storage condition	Store at 0-5°C
Stability	Stable, but moisture sensitive. Flammable. Incompatible with strong oxidizing agents, strong acids, strong bases.

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VV6682000

CHEMICAL NAME :: Silane, triethoxy-

CAS REGISTRY NUMBER :: 998-30-1

BEILSTEIN REFERENCE NO. :: 1738989

LAST UPDATED :: 199710

DATA ITEMS CITED :: 6

MOLECULAR FORMULA :: C6-H16-O3-Si

MOLECULAR WEIGHT :: 164.31

WISWESSER LINE NOTATION :: 2O-SI-O2&O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 500 mg/m3/2H

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - acute pulmonary edema Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 5,192,1963

TYPE OF TEST :: LC50 - Lethal concentration, 50 percent kill

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 500 mg/m3/2H

TOXIC EFFECTS :: Behavioral - ataxia Lungs, Thorax, or Respiration - acute pulmonary edema Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis)

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 5,192,1963

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 180 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) Volume(issue)/page/year: NX#00018 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 20 mg/m3/3H/22W-I

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - structural or functional change in trachea or bronchi Liver - liver function tests impaired Blood - changes in leukocyte (WBC) count

REFERENCE :: TPKVAL Toksikologiya Novykh Promyshlennykh Khimicheskikh Veshchestv. Toxicology of New Industrial Chemical Substances. For English translation, see TNICS*. (Izdatel'stvo Meditsina, Moscow, USSR) No.1- 1961- Volume(issue)/page/year: 5,192,1963

Safety Information

Symbol	GHS02, GHS05, GHS06
Signal Word	Danger
Hazard Statements	H226-H314-H330
Precautionary Statements	P260-P280-P284-P305 + P351 + P338-P310
Personal Protective Equipment	Faceshields;full-face respirator (US);Gloves;Goggles;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	T:Toxic;C:Corrosive;
Risk Phrases	R10;R23/24/25;R34
Safety Phrases	S26-S28-S36/37/39-S45
RIDADR	UN 3384 6.1/PG 1
WGK Germany	3
RTECS	VV6682000
Packaging Group	II
Hazard Class	6.1

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Synonyms

MFCD00009061

5,6-epoxyhexyltriethoxysilane

EINECS 213-650-7

triethoxy-silane

Silane,triethoxy

Triethoxysilicane

triethoxy-silan

Silane, triethoxy-

Triethoxysilane

3-piperazinopropyltriethoxysilane

4-bromooctafluorobutanetriethoxysilane

TRIES

CT2500

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