Trimethoxysilane

Modify Date: 2024-01-02 16:49:20

Trimethoxysilane structure	Common Name	Trimethoxysilane
	CAS Number	2487-90-3	Molecular Weight	122.195
	Density	0.96 g/mL at 25 °C(lit.)	Boiling Point	81.0±0.0 °C at 760 mmHg
	Molecular Formula	C₃H₁₀O₃Si	Melting Point	−115 °C(lit.)
	MSDS	Chinese USA	Flash Point	-20.7±18.7 °C
	Symbol	GHS02, GHS06	Signal Word	Danger

Name	Trimethoxysilane
Synonym	More Synonyms

Density	0.96 g/mL at 25 °C(lit.)
Boiling Point	81.0±0.0 °C at 760 mmHg
Melting Point	−115 °C(lit.)
Molecular Formula	C₃H₁₀O₃Si
Molecular Weight	122.195
Flash Point	-20.7±18.7 °C
Exact Mass	122.039917
PSA	27.69000
LogP	3.11
Vapour density	>1 (vs air)
Vapour Pressure	92.6±0.1 mmHg at 25°C
Index of Refraction	n20/D 1.358(lit.)
Storage condition	Flammables area
Stability	May decompose upon exposure to air or water. Incompatible with strong oxidizing agents, strong bases, strong acids.

Trimethoxysilane MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VV6750000

CHEMICAL NAME :: Silane, trimethoxy-

CAS REGISTRY NUMBER :: 2487-90-3

BEILSTEIN REFERENCE NO. :: 1697990

LAST UPDATED :: 199710

DATA ITEMS CITED :: 9

MOLECULAR FORMULA :: C3-H10-O3-Si

MOLECULAR WEIGHT :: 122.22

WISWESSER LINE NOTATION :: 1O-SI-HO1&O1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1220,1986

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1220,1986 ** ACUTE TOXICITY DATA **

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

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 9330 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969

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

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 42 ppm/4H

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

REFERENCE :: TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 13,152,1993

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

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 6300 uL/kg

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

REFERENCE :: AIHAAP American Industrial Hygiene Association Journal. (AIHA, 475 Wolf Ledges Pkwy., Akron, OH 44311) V.19- 1958- Volume(issue)/page/year: 30,470,1969 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :: TCLo - Lowest published toxic concentration

ROUTE OF EXPOSURE :: Inhalation

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 5 ppm/7H/4W-I

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - chronic pulmonary edema Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

REFERENCE :: EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0680-0347

Symbol	GHS02, GHS06
Signal Word	Danger
Hazard Statements	H225-H319-H330
Precautionary Statements	P210-P260-P284-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	F:Flammable;T+:Verytoxic;
Risk Phrases	R11;R26;R36
Safety Phrases	S16-S36/37/39-S45
RIDADR	UN 3384 6.1/PG 1
WGK Germany	3
RTECS	VV6750000
Packaging Group	I
Hazard Class	6.1(a)
HS Code	2931900090

Precursor 5
CAS#:67-56-1 Methanol CAS#:7440-21-3 Silicon CAS#:10025-78-2 Trichlorosilane CAS#:681-84-5 TMOS
CAS#:54509-73-8 ethene
DownStream 9
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CAS#:103-26-4 Methyl cinnamate

HS Code	2931900090
Summary	2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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trimethoxy-silan

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EINECS 219-637-2

MFCD00008340

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trimethoxylsiloxane

Henan Tianfu Chemical Co., Ltd. TOP
China
Product Name: Trimethoxysilane
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Trimethoxysilane
Price: Click To Check
Purity: 97.0%
Delivery: 10 Day
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Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: Trimethoxysilane
Price: ￥348.0/100ml ￥118.0/25ml
Purity: 95.0%
Delivery: 3 Day
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Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Trimethoxysilane
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

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