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Merck

8.18816

3-(Chloropropyl)-trimethoxysilane

for synthesis

Synonym(s):

3-(Chloropropyl)-trimethoxysilane, CPTMO

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About This Item

Linear Formula:
Cl(CH2)3Si(OCH3)3
CAS Number:
Molecular Weight:
198.72
UNSPSC Code:
12352103
EC Index Number:
219-787-9
NACRES:
NA.22
MDL number:
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Product Name

3-(Chloropropyl)-trimethoxysilane, for synthesis

SMILES string

[Si](OC)(OC)(OC)CCCCl

InChI

1S/C6H15ClO3Si/c1-8-11(9-2,10-3)6-4-5-7/h4-6H2,1-3H3

InChI key

OXYZDRAJMHGSMW-UHFFFAOYSA-N

vapor pressure

<5 hPa ( 20 °C)

assay

≥98.0% (GC)

form

liquid

autoignition temp.

220 °C

potency

>2000 mg/kg LD50, oral (Rat)
3062 mg/kg LD50, skin (Rabbit)

expl. lim.

5.5-44 % (v/v)

bp

195-197 °C/1013 hPa

mp

-50 °C

transition temp

flash point 78 °C

density

1.082 g/cm3 at 20 °C

storage temp.

2-30°C

Quality Level

Analysis Note

Assay (GC, area%): ≥ 98.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.081 - 1.085
Identity (IR): passes test

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

161.1 °F - closed cup

flash_point_c

71.7 °C - closed cup


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