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Medchemexpress LLC Erlotinib impurity 44 | 183321-85-9 | >98.0% | 1 MG
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Supplier:  Medchemexpress LLC HY12008Z1MG

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Erlotinib impurity 44 is an impurity-related small molecule used as an analytical reference or synthetic intermediate in medicinal chemistry research. It is supplied for research use and is typically handled and stored under refrigerated, inert conditions.

  • Cas 183321-85-9 for unambiguous identification.
  • Molecular formula C21H20ClN3O3 and molecular weight 397.85 g·mol⁻¹.
  • Purity reported as greater than 98% for analytical and reference use.
  • Stored at 4 °C under nitrogen to preserve stability.
  • Intended for impurity profiling, method development, and synthetic chemistry research.

Catalog No. 50-002-33492


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