Ensconced at the Hynes Convention Center, Rochambeau (900 Boylston St., 617-247-0400, rochambeauboston.com) is set to be the Back Bay’s latest culinary hot spot. Featuring two distinct spaces—a dinner-only brasserie and an inviting, street-level cafe open from morning into the afternoon—Rochambeau offers a versatility to suit many moods. Whether you’re looking for a breakfast treat or a modern, French-inspired meal accompanied by an elegantly presented cocktail from the central, four-sided bar, Rochambeau plans to satisfy on many different levels.