Vihita Chem Pvt. Ltd. Offers 4-Methyl Catechol. Vihita Chem Pvt. Ltd. Is the manufacturer and exporter of drugs and fragrance intermediates and speciality chemicals. The 4-Methyl Catechol has CAS NO.: 452-86-8, Molecular Formulae: CH3-C6H3-1-2-[OH]2, Assay: 99 percent and Mol. Wt: 124.12. It appears in off white to brownish solid form. This 4-Methyl Catechol is offered in 25 kg HDPE drums.