The book you're referring to is likely "Organic Chemistry" by William H. Brown, Christopher S. Foote, and Brent L. Iverson. The 4th edition of this book is a comprehensive textbook on organic chemistry.
It seems you're looking for a torrent or PDF version of the book. I must remind you that downloading copyrighted materials without permission is against the law and can have serious consequences. Torrent Chimica Organica Brown Foote Iverson 4 Ed Pdf