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8.18818

Sigma-Aldrich

3-(Trimethoxysilyl)-1-propanethiol

for synthesis

Synonym(s):
3-(Trimethoxysilyl)-1-propanethiol, (3-Mercaptopropyl)trimethoxysilane
Empirical Formula (Hill Notation):
C6H16O3SSi
CAS Number:
Molecular Weight:
196.34
MDL number:
EC Index Number:
224-588-5

vapor pressure

0.2 hPa ( 20 °C)

Quality Level

assay

≥95.0% (GC)

form

liquid

autoignition temp.

235 °C

potency

774 mg/kg LD50, oral (Rat)
2268 mg/kg LD50, skin (Rabbit)

bp

213-215 °C/1013 hPa

mp

<-50 °C

transition temp

flash point 85 °C

density

1.05 g/cm3 at 25 °C

storage temp.

2-30°C

InChI

1S/C6H16O3SSi/c1-7-11(8-2,9-3)6-4-5-10/h10H,4-6H2,1-3H3

InChI key

UUEWCQRISZBELL-UHFFFAOYSA-N

Analysis Note

Assay (GC, area%): ≥ 95.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.055 - 1.057
Identity (IR): passes test

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Chronic 2 - Skin Sens. 1

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

204.8 °F - closed cup

Flash Point(C)

96 °C - closed cup

Certificate of Analysis

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