FENNEC PHARMACEUTICALS INC. — Director's Dealing 2007

Dec 5, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ADHEREX TECHNOLOGIES INC (AMEX:ADH)
CIK: 0001211583
Period of Report: 2007-12-03

Reporting Person: MURRAY D SCOTT (SVP, Gen Counsel & Corp Secty)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-12-03	Stock Options (Right to buy)	$0.28	A	300000	Acquired	2014-12-03	Common Stock (300000)	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (Right to buy)	$0.28	2014-02-28	Common Stock (200000)	200000	Direct
Stock Options (Right to buy)	$0.63	2014-04-30	Common Stock (900000)	900000	Direct
Stock Options (Right to buy)	$0.88	2012-12-14	Common Stock (41600)	41600	Direct
Stock Options (Right to buy)	$1.2	2012-09-21	Common Stock (24900)	24900	Direct
Stock Options (Right to buy)	$1.75	2010-02-12	Common Stock (30000)	30000	Direct
Stock Options (Right to buy)	$1.95	2011-12-17	Common Stock (18000)	18000	Direct
Stock Options (Right to buy)	$2.25	2010-12-30	Common Stock (11970)	11970	Direct
Stock Options (Right to buy)	$2.45	2010-12-19	Common Stock (10000)	10000	Direct
Stock Options (Right to buy)	$2.9	2011-05-21	Common Stock (8000)	8000	Direct

Footnotes

F1: The options to which this note relates vest in three (3) equal installments beginning on the date reported above.