Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
H335
Sourcing Pyridinium p-toluenesulfonate?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Benzenesulfonic acid, 4-methyl-, copper(2+) salt
Catalyst for organic synthesis
Sourcing Pyridinium p-toluenesulfonate?
Post a free purchase request — no account needed. It reaches suppliers of this product, and replies go straight to your inbox.
Pyridinium p-toluenesulfonate is a salt-like compound formed from pyridine and p-toluenesulfonic acid. It is commonly used as an organocatalyst in chemical synthesis.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
The international HS code for Pyridinium p-toluenesulfonate (CAS 24057-28-1) is 2933.31.
2933.31
2933 31 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
4-methylbenzenesulfonate;pyridin-1-ium
ZDYVRSLAEXCVBX-UHFFFAOYSA-N
CC1=CC=C(C=C1)S(=O)(=O)[O-].C1=CC=[NH+]C=C1