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83175 Sigma-Aldrich

L-Pyroglutamic acid ethyl ester

puriss., ≥98.5% (sum of enantiomers, HPLC)

Synonym: (S)-5-Oxoproline ethyl ester

  • CAS Number 7149-65-7

  • Empirical Formula (Hill Notation) C7H11NO3

  • Molecular Weight 157.17

  •  Beilstein Registry Number 82621

  •  EC Number 230-480-9

  •  MDL number MFCD00064497

  •  PubChem Substance ID 329769280

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Properties

Related Categories Chemical Biology, Chemical Synthesis, Peptide Chemistry, Pyroglutamine Derivatives, Unnatural Amino Acids & Derivatives More...
InChI Key   QYJOOVQLTTVTJY-YFKPBYRVSA-N
grade   puriss.
assay   ≥98.5% (sum of enantiomers, HPLC)
optical activity   [α]20/D +3.5±0.5°, c = 10% in ethanol
optical purity   enantiomeric ratio: ≥99:1 (GC)
mp   54-56 °C

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

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Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Flash Point(F) 
235.4 °F
Flash Point(C) 
113 °C

Documents

Certificate of Analysis

Protocols & Articles
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307777 Ethyl (S)-(+)-2-pyrrolidone-5-carboxylate, 98%

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