Acetylcholine is an ester of acetic acid and choline with chemical formula CH 3 CO O CH 2 CH 2 N + (CH 3) 3. This structure is reflected in the systematic name, 2-acetoxy-N,N,N-trimethylethanaminium. Acetylcholine (ACh) was first identified in 1914 by Henry Hallett Dale for its actions on heart tissue.
1 Place pork tenderloin in roasting pan. 2  Roast for 30 minutes. 3  Turn the pork over and roast for another 25 minutes. 4  The pork tenderloin is ready when the internal temperature reaches 145 degrees Fahrenheit (63 degrees Celsius).
Lightly oil the grill grates and place the pork loin directly over the coals. Cover the grill and cook the loin until it begins to brown and can be moved without sticking to the grate. This should take about five to 10 minutes.tep 4. Flip the pork loin over and place it on the area that is not directly over the hot coals. Cover the grill and cook for another hour, or until a meat thermometer inserted into the center of the pork loin reads 145 degrees Fahrenheit.