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Key Documents

8.08230

Sigma-Aldrich

4-Toluenesulfonamide

for synthesis

Synonym(s):

4-Toluenesulfonamide, PTSA

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About This Item

Linear Formula:
4-(CH3)C6H4SO2NH2
CAS Number:
Molecular Weight:
171.22
MDL number:
UNSPSC Code:
12352111
EC Index Number:
200-741-1
NACRES:
NA.22

Quality Level

Assay

≥98.0% (HPLC)

form

crystals

bp

220-222 °C/13 hPa

mp

136-138 °C

transition temp

flash point 202 °C

storage temp.

2-30°C

InChI

1S/C7H9NO2S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H2,8,9,10)

InChI key

LMYRWZFENFIFIT-UHFFFAOYSA-N

Analysis Note

Assay (HPLC, area%): ≥ 98.0 % (a/a)
Melting range (lower value): ≥ 136 °C
Melting range (upper value): ≤ 140 °C
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

395.6 °F - closed cup

Flash Point(C)

202 °C - closed cup


Certificates of Analysis (COA)

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