The Debye is the unit for the dipole moment of molecules.
The Debye has the dimensions of charge times distance.
1 Debye is 10-18 statcoul cm
1 Debye is 3.335641x10-30 A m s
1 Debye is 3.335641x10-30 C m
1 Debye is 0.208194 e Å
1 Debye is 0.393430 e Bohr
1 Debye is 10-18 esu cm
Mulliken and CHELPG charges are given in terms of e, the charge on an electron.
1 e is 1.602176462x10-19 C