The Law Offices of Vincent Wong are investigating potential claims against the Board of Directors of Sigma-Aldrich Corporation (NasdaqGS: SIAL) (“Sigma-Aldrich”) in connection with the sale of the Company to Merck. Click here to learn about the case: http://docs.wongesq.com/SIAL-Info-Request-Form-415. There is no cost or obligation to you. Under the terms of the transaction, Sigma-Aldrich shareholders will receive $140 in cash for each share of Sigma-Aldrich stock they own. The investigation concerns whether the Board of Sigma-Aldrich breached their fiduciary duty to stockholders by failing to adequately shop the Company before agreeing to enter into this transaction, and whether Merck is underpaying for Sigma-Aldrich shares. If you own common stock in Sigma-Aldrich and wish to obtain additional information, please contact Vincent Wong, Esq. either via email email@example.com, by telephone at 212.425.1140, or visit http://docs.wongesq.com/SIAL-Info-Request-Form-415. Vincent Wong, Esq. is an experienced attorney that has represented investors in securities litigations involving financial fraud and violations of shareholder rights. Attorney advertising. Prior results do not guarantee similar outcomes.