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Merck
CN

Specification Sheet

Product Name
(S)-(+)-5-Oxo-2-tetrahydrofurancarboxylic acid 98%

Product Number
301469

Product Brand
aldrich

CAS Number
21461-84-7

Molecular Weight
130.10

Test

Specification

Appearance (Color)White to Off-White
Appearance (Form)Crystal to Powder
Infrared spectrumConforms to Structure
Purity (Titration by NAOH)97.5 - 102.5 %
Optical Rotation12 - 16 deg
 c = 5 %; Methanol
Enantiomeric Excess≥98.5 %
GC (area %)≥97.5 %
Solubility (Turbidity)Clear to Very Slightly Hazy
 c = 5%; Methanol
Solubility (Color)Colorless to Faint Yellow