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CAS RN: 144978-12-1 | Product Number: E1135

Ethyl N-(tert-Butoxycarbonyl)-L-pyroglutamate


Purity: >97.0%(HPLC)(N)
Synonyms:
  • N-(tert-Butoxycarbonyl)-L-pyroglutamic Acid Ethyl Ester
  • Ethyl (S)-1-(tert-Butoxycarbonyl)-5-oxopyrrolidine-2-carboxylate
  • (S)-1-(tert-Butoxycarbonyl)-5-oxopyrrolidine-2-carboxylic Acid Ethyl Ester
  • Ethyl N-Boc-L-pyroglutamate
  • N-Boc-L-pyroglutamic Acid Ethyl Ester
  • Ethyl (S)-1-Boc-5-oxopyrrolidine-2-carboxylate
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1G
$25.00
1   3  
5G
$79.00
11   2  

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Product Number E1135
Purity / Analysis Method >97.0%(HPLC)(N)
Molecular Formula / Molecular Weight C__1__2H__1__9NO__5 = 257.29  
Physical State (20 deg.C) Solid
CAS RN 144978-12-1
Reaxys Registry Number 5481539
PubChem Substance ID 253660518
MDL Number

MFCD07778090

Specifications
Appearance White to Almost white powder to crystal
Purity(HPLC) min. 97.0 area%
Purity(with Total Nitrogen) min. 97.0 %
Melting point 52.0 to 56.0 °C
Specific rotation [a]20/D -42.0 to -46.0 deg(C=0.5、MeOH)
Properties (reference)
Melting Point 54 °C
Specific Rotation -44° (C=0.5,MeOH)
Solubility (soluble in) Methanol
GHS
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H.S.code* 2933.99-000
*This code is applied to the products when TCI exports from Japan and not for import in your country.
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