Ethoxy(dimethyl)silane
Suppliers
Names
[ CAS No. ]:
14857-34-2
[ Name ]:
Ethoxy(dimethyl)silane
[Synonym ]:
Ethoxydimethylsilane
ethoxy(dimethyl)silicon
EINECS 238-921-7
Ethoxy(dimethyl)silane
2O-SI-H1&1
MFCD00026750
Silane, ethoxydimethyl-
Dimethyl Ethoxysilane
Chemical & Physical Properties
[ Density]:
0.757
[ Boiling Point ]:
90.3±8.0 °C at 760 mmHg
[ Molecular Formula ]:
C4H12OSi
[ Molecular Weight ]:
104.223
[ Flash Point ]:
8.4±18.4 °C
[ Exact Mass ]:
104.065742
[ PSA ]:
9.23000
[ LogP ]:
2.73
[ Vapour Pressure ]:
63.9±0.2 mmHg at 25°C
[ Index of Refraction ]:
1.3680
[ Storage condition ]:
Flammables area
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- VV4090000
- CHEMICAL NAME :
- Silane, ethoxydimethyl-
- CAS REGISTRY NUMBER :
- 14857-34-2
- BEILSTEIN REFERENCE NO. :
- 1731481
- LAST UPDATED :
- 199712
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C4-H12-O-Si
- MOLECULAR WEIGHT :
- 104.25
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 5 gm/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - effect, not otherwise specified Behavioral - ataxia Gastrointestinal - ulceration or bleeding from stomach
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994
- TYPE OF TEST :
- LC - Lethal concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >4000 ppm/4H
- TOXIC EFFECTS :
- Behavioral - general anesthetic Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- TOXID9 Toxicologist. (Soc. of Toxicology, Inc., 475 Wolf Ledge Parkway, Akron, OH 44311) V.1- 1981- Volume(issue)/page/year: 12,355,1992 ** OTHER MULTIPLE DOSE TOXICITY DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 3000 ppm/6H/2W-I
- TOXIC EFFECTS :
- Endocrine - changes in thymus weight Blood - changes in leukocyte (WBC) count Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - phosphatases
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2000 ppm/6H/13W-I
- TOXIC EFFECTS :
- Liver - other changes Endocrine - changes in thymus weight Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TCLo - Lowest published toxic concentration
- ROUTE OF EXPOSURE :
- Inhalation
- DOSE :
- 2000 ppm/6H
- SEX/DURATION :
- male 13 week(s) pre-mating
- TOXIC EFFECTS :
- Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count)
- REFERENCE :
- INHTE5 Inhalation Toxicology. (Hemisphere Publishing Corp., c/o Taylor & Francis Inc., 1900 Frost Rd., Suite 101, Bristol, PA 19007) V.1- 1989- Volume(issue)/page/year: 6,151,1994 *** REVIEWS *** ACGIH TLV-STEL 6.4 mg/m3 (1.5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-TWA 2.1 mg/m3 (0.5 ppm) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997
Safety Information
[ Hazard Codes ]:
F
[ Risk Phrases ]:
R11;R36/37/38
[ Safety Phrases ]:
S16-S33-S36/37/39-S9
[ RIDADR ]:
1993
[ RTECS ]:
VV4090000
[ Packaging Group ]:
II
[ Hazard Class ]:
3
[ HS Code ]:
2931900090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ 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%