2,2,4,4-Tetramethylvaleric acid 2-morpholinoethyl ester hydrochloride 2-Morpholinoethyl 2,2,4,4-tetramethylvalerate hydrochloride 33512-74-2 Pentanoic acid, 2,2,4,4-tetramethyl-, 2-morpholinoethyl ester, hydrochloride Valeric acid, 2,2,4,4-tetramethyl-, 2-morpholinoethyl ester, hydrochloride