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p-Toluenesulfonic acid
SpectraBase Compound ID BLAzAXWpHVZ
InChI InChI=1S/C7H8O3S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H,8,9,10)
InChIKey JOXIMZWYDAKGHI-UHFFFAOYSA-N
Mol Weight 172.2 g/mol
Molecular Formula C7H8O3S
Exact Mass 172.019415 g/mol

Mass Spectrum (GC)

Mass Spectrum (GC)

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SpectraBase Spectrum ID 1k7WAkwVknj
Name Benzenesulfonic acid, 4-methyl-
CAS Registry Number 104-15-4
Copyright Copyright © 2020-2025 John Wiley & Sons, Inc. All Rights Reserved.
Formula C7H8O3S
InChI InChI=1S/C7H8O3S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H,8,9,10)
InChIKey JOXIMZWYDAKGHI-UHFFFAOYSA-N
Molecular Weight 172.198 g/mol
SMILES OS(=O)(=O)c1ccc(C)cc1
SPLASH splash10-0ay3-9300000000-f3293d48c67697a99d98
Source of Spectrum O7-0-177-0
Synonyms 4-Methylbenzenesulfonic acid 4-Methylbenzenesulphonic acid 4-Toluenesulfonic acid ar-Toluenesulfonic acid Benzenesulfonic acid, methyl- Cyclophil P T S A Eltesol K-CURE 040 Kyselina p-toluenesulfonova Kyselina p-toluensulfonova Manro PTSA 65 E Manro PTSA 65 H Manro PTSA 65 LS Methylbenzenesulfonic acid p-Methylbenzenesulfonic acid p-Methylphenylsulfonic acid p-Toluenesulfonate p-Toluenesulfonic acid p-Toluenesulphonic acid p-Toluolenesulfonic acid p-Tolylsulfonic acid Para-toluenesulfonic acid PTSA Toluene-4-sulfonate Toluene-4-sulfonic acid Toluene-4-sulphonic acid Toluene-p-sulfonate Tosic acid Tosylic acid Tsa-hp Tsa-mh AI3-26478 BRN 0472690 CYZAC 4040 EINECS 203-180-0 HSDB 2026 K-CURE 1040 NACURE 1040 NSC 167068
Wiley ID 1168294