128899-31-0

(+)-D-PYROGLUTAMOL P-TOLUENESULFONATE (+)-D-PYROGLUTAMOL P-TOLUENESULFONATE (R)-5-HYDROXYMETHYL-2-PYRROLIDINONE P-TOLUENESULFONATE (2R)-5-oxopyrrolidin-2-yl]methyl4-methylbenzenesulfonate (2r)-5-oxopyrrolidin-2-yl]methyl 4-methylbenzene-1-sulfonate 2-Pyrrolidinone, 5-[[[(4-methylphenyl)sulfonyl]oxy]methyl]-, (5R)- p-Methylbenzenesulfonic Acid (R)-(5-Oxopyrrolidin-2-y l)methyl Ester p-Methylbenzenesulfonic Acid (R)-(5-Oxopyrrolidin-2-y l)methyl Ester,99%e.e.