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Sigma-Aldrich

Ethyl 4-toluenesulfonate

for synthesis

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Synonym(s):
Ethyl 4-toluenesulfonate, p-Toluenesulfonic acid ethyl ester
Linear Formula:
4-(CH3)C6H4SO3C2H5
CAS Number:
Molecular Weight:
200.25
MDL number:
EC Index Number:
201-276-7

vapor pressure

0.6 hPa ( 14 °C)

Quality Level

Assay

≥97.0% (GC)

form

solid

autoignition temp.

500 °C

reaction suitability

reagent type: reductant

bp

221 °C/1013 hPa

mp

30-32 °C

transition temp

flash point 158 °C

density

1.174 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C9H12O3S/c1-3-12-13(10,11)9-6-4-8(2)5-7-9/h4-7H,3H2,1-2H3

InChI key

VRZVPALEJCLXPR-UHFFFAOYSA-N

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1 of 4

This Item
8.08333132004358681
form

solid

form

solid

form

powder

form

-

reaction suitability

reagent type: reductant

reaction suitability

-

reaction suitability

-

reaction suitability

-

bp

221 °C/1013 hPa

bp

292 °C/1013 hPa

bp

-

bp

-

mp

30-32 °C

mp

-

mp

103-108 °C (lit.)

mp

70-72 °C (lit.)

density

1.174 g/cm3 at 20 °C

density

1.23 g/cm3 at 25 °C

density

-

density

-

Analysis Note

Assay (GC, area%): ≥ 97.0 % (a/a)
Melting range (lower value): ≥ 29 °C
Melting range (upper value): ≤ 32 °C
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

316.4 °F - closed cup

Flash Point(C)

158 °C - closed cup


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