Boc-Pyr.OEt,Boc-L-pyroglutamic acid ethyl ester,144978-12-1

• Post Date:

  Jul 06,2025

• Expiry Date:

  Jul 06,2026

• Detailed Description:

  Cas No. :144978-12-1 Payment Method: T/T
  Product Name: Boc-Pyr-OEt CAS#144978-12-1
  Synonyms: Boc-L-Pyroglutamic acid ethyl ester Molecular Formula: C12H19NO5
  Molecular Weight: 257.3
  Manufacture time: 2010-02-04 Batch No.:100204
  Testing time: 2010-02-04 Expiry time：2012-02
  Specifications:
  Items Standard Analysis data
  Specific Rotation [20/D]
  (C=2 in CH3CH2OH) -41±2° -40.5°
  Related Substance (TLC) One spot Conforms
  Melting Point (℃) 49℃ to 55 ℃ 51℃
  Loss on Drying Not more than 0.50% 0.26%
  Purity (HPLC) Not less than 98.0% 99.0%
  

• CAS Registry Number:

  144978-12-1

• Synonyms:

  ;1-Boc-L-pyroglutamic acid ethyl ester;N-Boc-L-pyroglutamic acid ethyl ester;(S)-N-alpha-t-Butyloxycarbonyl-pyroglutamic acid ethyl ester;Boc-L-Pyr-OEt;N-tert-Butoxycarbonyl-L-pyroglutamic acid ethyl ester;(S)-5-Oxo-pyrrolidine-1,2-dicarboxylic acid 1-tert-butyl ester 2-ethyl ester;1-tert-butyl 2-ethyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate;Boc-L-pyroglutamic acid ethyl ester;BOC-L-Pyr Oet;

• Molecular Formula:

  C₁₂H₁₉NO₅

• Molecular Weight:

  257.283

• Molecular Structure:

  

• Company:

  SICHUAN TONGSHENG AMINO ACID CO., LTD     [ China ]          

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