Dyes intermediates including pyrazolone derivatives, stilbene derivatives, intermediates for dyestuffs and pharma bulk drug intermediates including phthalimide, 4 nitro phthalimide, potassium phthalimide, tri methylsulfoxonium iodide, 2 acetamido benzoic acid, 4 sulphamido benzoic acid, 4 nitro 2 sulfo benzoic acid from manufacturer exporter of India.