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).
1 Rub the pork loin roast with 1 teaspoon thyme, 1 teaspoon garlic powder, and onion powder. 2  Sprinkle with salt and pepper. 3  Place the roast on a rack in a shallow roasting pan, and cook 50 minutes in the preheated oven. Sprinkle with salt and pepper. 2  Place the roast on a rack in a shallow roasting pan, and cook 50 minutes in the preheated oven. 3  Arrange the potatoes around the roast, and continue cooking 50 minutes, to an internal temperature of 145 degrees F (63 degrees C).