Deals of the day-Mergers and acquisitions

(Adds: Ascential, UBS, Capital One Updates: IDEX)

July 23 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 1945 GMT on Tuesday:

** Information and analytics firm Ascential Plc said it is in advanced talks with Informa Plc related to a 1.16 billion pound ($1.50 billion) buyout proposal from the British events organiser.

** UBS has agreed to sell a former insurance-linked investment arm of Credit Suisse to the management of the business, the Swiss bank said.

** Banking giant Capital One and credit card issuer Discover Financial have been hit with a lawsuit claiming their proposed $35 billion merger would reduce competition, drive up prices and should be stopped.

** Industrial equipment maker IDEX Corp said it would buy filtration products maker Mott Corp for $1 billion in cash as it looks to bolster its presence in the medical technologies industry.

** German technology group Bosch has agreed to acquire Johnson Controls' and Hitachi's residential ventilation businesses for $8 billion, it said on Tuesday, in what will be the unlisted group's largest takeover to date.

** Medical supplies distributor Owens & Minor said it has agreed to buy medical equipment firm Rotech Healthcare for $1.36 billion in cash to expand its presence in home-based care.

** Grab, Southeast Asia's biggest ride-hailing and food delivery firm, has bought Singaporean dining reservation platform Chope for an undisclosed price, according to confirmation from both companies.

** Italy's Eni is in exclusive talks, it said, with investment company KKR over the sale of a minority stake in Enilive, a deal that could value the biofuel unit at 11.5-12.5 billion euros ($12.5-$13.6 billion) including debt.

** Israeli cybersecurity startup Wiz has ended talks with Google-parent Alphabet on a reported $23 billion deal in which it would have become the U.S. tech giant's largest-ever acquisition, according to a Wiz memo seen by Reuters.

** Stephen Tindall, the founder and top investor in New Zealand's Warehouse Group, will be backing a takeover bid for his struggling company, the merchandise retailer said.

** Vista Outdoor said on Monday Czechoslovak Group had raised the base purchase price for its ammunition business, Kinetic Group, by $50 million to $2.15 billion.

** Telefonica Brasil said on Monday in a securities filing that its unit TCloud signed a deal to buy cloud service firms IPNET and IPNET USA for up to 230 million reais ($41.29 million).

** Energy producer Woodside Energy has agreed to buy U.S. liquefied natural gas developer Tellurian, including its U.S. Gulf Coast Driftwood LNG export project, for $1.2 billion including debt, the Australian company said on Monday. (Compiled by Rajarshi Roy, Priyanka.G and Arasu Kannagi Basil in Bengaluru)