Category:
Intermediates&Fine Chemicals
Standard:
In-house Standards,
Light yellow or orange crystalline powder
p-Toluenesulfonic acid complexes, often termed "sand ring" due to granular forms, are strong organic acids used as catalysts. The core process involves sulfonation of toluene. Formula: C7H8O3S. CAS: 104-15-4.
Store in dry, cool areas away from bases. Use PPE for skin/eye protection; corrosive to tissues. Not for direct human consumption or clinical injection.