Main Reaction: Fructose 6-phosphate(cytosol) + UDP-glucose(cytosol) >> Sucrose(cytosol)

Reference: PubMed ID: 14566561
Authors: Weise SE, Weber AP, Sharkey TD
Title: Maltose is the major form of carbon exported from the chloroplast at night.
Published: 2004 Jan

Fructose 6-phosphate(cytosol) + UDP-glucose(cytosol) --> Sucrose(cytosol)