NOTICE OF ACCELERATION OF VESTING OF CERTAIN STOCK OPTIONS AND ACKNOWLEDGEMENT OF LOCK-UP

Exhibit 10.23

NOTICE OF
ACCELERATION OF VESTING OF CERTAIN STOCK OPTIONS AND

ACKNOWLEDGEMENT OF LOCK-UP

WHEREAS, Albany Molecular Research, Inc. (the “Company”) has previously granted to                        (the “Optionee”) the stock option(s) specified on Exhibit A hereto, some or all of which were not vested as of December 30, 2005 (the “Options”); and

WHEREAS, pursuant to and in accordance with the recommendation of the Compensation Committee, the Board of Directors of the Company (the “Board”) has determined that the Company’s 1998 Stock Option and Incentive Plan (the “Plan”), under which the Options were granted, permits the Company to accelerate the vesting of the Options and in connection therewith permits the Company to limit the ability of the Optionee to sell any of the Company’s common stock (the “Stock”) acquired upon the exercise of the Options before the Options’ original vesting dates (the “Original V