(S)-(-)-2-Pyrrolidinone-5-carboxylic acid 98%

Supplier: Thermo Scientific Chemicals
Danger

Synonyms: (S)-(-)-2-Pyrrolidone-5-carboxylic acidL-Pyroglutamic Acid(S)-5-Oxopyrrolidine-2-carboxylic acidH-Pyr-OH

13212-5000 13212-1000 13212-0250
TS13212-5000EA 223 USD
TS13212-5000 TS13212-0250 TS13212-1000
(S)-(-)-2-Pyrrolidinone-5-carboxylic acid 98%
(S)-(-)-2-Pyrrolidinone-5-carboxylic acid
Formula: C₅H₇NO₃
MW: 129.1 g/mol
Melting Pt: 152…162 °C
Storage Temperature: Ambient
MDL Number: MFCD00005272
CAS Number: 98-79-3
EINECS: 202-700-3

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Specification Test Results

Appearance White to off-white Crystalline powder
Infrared spectrum Conforms
Water ≤0.5 % (K.F.)
Specific optical rotation -26° to -29° (20 °C, 589 nm) (c=10, 1N NaOH) (on dry substance)
Titration with NaOH ≥97.5 % (On dry substance)

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