para-toluenesulfonic acid

[¦par·ə ¦täl·yə‚wēn¦səl¦fän·ik ′as·əd]

(organic chemistry)

C₆H₄(SO₃H)(CH₃) Toxic, colorless, combustible crystals soluble in water, alcohol, and ether; melts at 107°C; used in dyes and as a chemical intermediate and organic catalyst.

Mentioned in ?

Casting in Self-Hardening Molds

References in periodicals archive ?

Co-condensation reactions of methylolureas with resorcinols were performed in the melt at 100 [degrees] C and in aqueous solution (20 moles) at 20 [degrees] C without catalyst and in the presence of 0.001 mole of para-toluenesulfonic acid (p-TSA).

Co-condensates of resorcinols and methylol compounds for adhesive resins

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