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3-Chloropropyltrimethoxysilane Structure

3-Chloropropyltrimethoxysilane

Chemical Properties

Melting point -50°C
Boiling point 195 °C750 mm Hg(lit.)
Density  1.09 g/mL at 25 °C(lit.)
vapor pressure  <5 hPa (20 °C)
refractive index  n20/D 1.419(lit.)
Flash point 136 °F
storage temp.  Store below +30°C.
solubility  Miscible with organic solvents.
form  Liquid
pka 10[at 20 ℃]
Specific Gravity 1.077
color  Clear colorless to slightly yellow
explosive limit 5.5-44%(V)
Viscosity 1.9mm2/s
Water Solubility  Hydrolyzes in water.
Sensitive  Moisture Sensitive
Hydrolytic Sensitivity 7: reacts slowly with moisture/water
BRN  969627
Stability Stable, but air and moisture sensitive. Incompatible with water, moisture, strong oxidizing agents, air. Store under an inert and dry atmosphere.
InChIKey OXYZDRAJMHGSMW-UHFFFAOYSA-N
LogP -1.1-2 at 20℃
CAS DataBase Reference 2530-87-2(CAS DataBase Reference)
FDA UNII T21BNL1S7F
NIST Chemistry Reference Silane, (3-chloropropyl)trimethoxy-(2530-87-2)
EPA Substance Registry System (3-Chloropropyl)trimethoxysilane (2530-87-2)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H227-H313-H315-H319-H335
Precautionary statements P280g-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
RIDADR  UN 1993 3/PG 3
WGK Germany  1
RTECS  VV2680000
Autoignition Temperature 220 °C
TSCA  Yes
HazardClass  8
PackingGroup  III
HS Code  29310095
Toxicity LD50 orally in Rabbit: > 2000 mg/kg LD50 dermal Rabbit 3062 mg/kg
NFPA 704:
2
0 1

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