Software giant Oracle Corp. said late Wednesday that it expects to book restructuring charges of $725 million to $800 million, mostly in cash, as a result of its recent $5.85 billion acquisition of Siebel Systems Inc.

In a Form 8-K current report filed with the Securities and Exchange Commission, Redwood Shores, Calif.-based Oracle said it expects $625 million to $675 million of the charges to be related to its purchase of Siebel, a provider of customer relationship management software. Oracle completed the purchase at the end of last month.