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CAS RN: 34582-32-6 | Product Number: B4618

1-tert-Butyl N-(tert-Butoxycarbonyl)-L-aspartate

Purity: >95.0%(T)(HPLC)
  • N-(tert-Butoxycarbonyl)-L-aspartic Acid 1-tert-Butyl Ester
  • 1-tert-Butyl N-Boc-L-aspartate
  • N-Boc-L-aspartic Acid 1-tert-Butyl Ester
  • Boc-Asp-OtBu
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Product Number B4618
Purity / Analysis Method >95.0%(T)(HPLC)
Molecular Formula / Molecular Weight C__1__3H__2__3NO__6 = 289.33  
Physical State (20 deg.C) Solid
Storage Temperature 0-10°C
Condition to Avoid Heat Sensitive
CAS RN 34582-32-6
Reaxys Registry Number 4191701
PubChem Substance ID 253660626
MDL Number


Appearance White to Almost white powder to crystal
Purity(HPLC) min. 95.0 %(Exclude toluene)
Purity(Neutralization titration) min. 95.0 %
Melting point 101.0 to 106.0 °C
Specific rotation [a]20/D -22.0 to -25.0 deg(C=1.5, MeOH)
Toluene max. 0.5 w/w%
Properties (reference)
Melting Point 103 °C
Specific Rotation -24° (C=1.5,MeOH)
Solubility (soluble in) Methanol
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