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CAS RN: 53100-44-0 | Product Number: B4083

N-(tert-Butoxycarbonyl)-L-pyroglutamic Acid

Purity: >98.0%(T)(HPLC)
  • N-Boc-L-pyroglutamic Acid
  • N-(tert-Butoxycarbonyl)-L-glutamic Acid Lactam
  • N-Boc-L-glutamic Acid Lactam
  • (S)-1-(tert-Butoxycarbonyl)-5-oxopyrrolidine-2-carboxylic Acid
  • (S)-1-Boc-5-oxopyrrolidine-2-carboxylic Acid
  • Boc-Pyr-OH
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Product Number B4083
Purity / Analysis Method >98.0%(T)(HPLC)
Molecular Formula / Molecular Weight C__1__0H__1__5NO__5 = 229.23  
Physical State (20 deg.C) Solid
Storage Temperature 0-10°C
Store Under Inert Gas Store under inert gas
Condition to Avoid Moisture Sensitive,Heat Sensitive
CAS RN 53100-44-0
Reaxys Registry Number 5038882
PubChem Substance ID 253659761
MDL Number


Appearance White to Almost white powder to crystal
Purity(HPLC) min. 98.0 area%
Purity(Neutralization titration) min. 98.0 %
Specific rotation [a]20/D -33.0 to -36.0 deg(C=1,CHCl3)
Properties (reference)
Melting Point 119 °C
Specific Rotation -34° (C=1,CHCl3)
Related Laws:
EC Number 258-362-2
Transport Information:
HS Number 2933790090
PubMed Literature

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