Lubrizol ( LZ), a chemicals company, said it sold its active pharmaceutical ingredient and intermediate compounds business to Auctus Management GmbH, a private equity firm based in Munich, Germany. Financial terms of the deal weren't disclosed. The sale includes facilities in Raubling, Germany, and Chennai, India, and is the company's fifth and last planned divestiture since it announced its decision in July to market noncore businesses with combined revenue of $500 million. Lubrizol, Wickliffe, Ohio, expects to close the transaction in early May. Shares of Lubrizol were trading down 76 cents, or 1.7%, to $43 Friday.