1,3-Benzodioxol-4-ol, 2,2-dimethyl-, acetylpropargylcarbamate 2,2-Dimethyl-1,3-benzodioxol-4-yl acetyl-2-propynylcarbamate 22791-34-0 Acetyl-2-propynylcarbamic acid 2,2-dimethyl-1,3-benzodioxol-4-yl ester Carbamic acid, acetyl-2-propynyl-, 2,2-dimethyl-1,3-benzodioxol-4-yl ester