Boc-L-Pyroglutamic acid ethyl ester/Boc-Pyr-Oet

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Website: http://aminoacids-en.com/2-5-52-boc-l-pyroglutamic-acid-ethyl-ester-boc-pyr-oet.html

This Boc-protected ethyl ester of L-pyroglutamic acid serves as a stable intermediate in the synthesis of peptides and small-molecule APIs. Its five-membered ring structure introduces conformational constraints, making it useful in designing bioactive compounds with defined spatial orientation.

• CAS No.: 144978-12-1
• Molecular Formula: C₁₂H₁₉NO₅
• Purity: 99% min

• Appearance White powder
• Molecular Weight 257.28 g/mol
• Density 1.2 ± 0.1 g/cm³
• Boiling Point 375.0 ± 35.0 °C at 760 mmHg
• Melting Point 54 °C
• Flash Point 180.6 ± 25.9 °C
• Packaging 25 kg/fibre drum
• Customs Code 2933998290
• Storage Conditions Keep in a dark place, sealed in dry, room temperature conditions
• Production capacity 8 tons/month

• Product Name
  1. boc-pyr-oet;
  2. (s)-ethyl-n-boc-pyroglutamate;
  3. N-Boc-L-pyroglutamic acid ethyl ester;
  4. 1-Boc-L-Pyroglutamic acid ethyl ester;
  5. Ethyl N-Boc-L-pyroglutamate;
  6. 1-O-tert-butyl 2-O-ethyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate;
  7. (S)-N-alpha-t-Butyloxycarbonyl-pyroglutamic acid ethyl ester;
  8. 1-(tert-butyl) 2-ethyl (S)-5-oxopyrrolidine-1,2-dicarboxylate
• Applications Raw material for peptide synthesis and API intermediates