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2487-90-3

2487-90-3 structure
2487-90-3 structure
Name Trimethoxysilane
Synonyms Silane,trimethoxy
trimethoxyorthosilane
trimethoxy silane
Trimethoxysilane
trimethoxy-silan
Trimethoxysilyl hydride
EINECS 219-637-2
MFCD00008340
Silane, trimethoxy-
trimethoxylsiloxane
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.

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
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
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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