Ensifentrine Related Compounds & Impurities

Ensifentrine is a dual phosphodiesterase 3 and 4 inhibitor with combined bronchodilator and anti-inflammatory activity, developed as an inhaled therapy for COPD.

Simson Pharma Limited along with its subsidiary offices Simson Pharma Global Ltd. (UK) and Simson Pharma Global LLC (USA) is a trusted manufacturer and supplier of high-quality pharmaceutical reference standards, offering a comprehensive portfolio of Ensifentrine reference standards, pharmacopeial and non-pharmacopeial Ensifentrine impurities, related compounds, related substances, metabolites, stable isotope-labelled compounds, deuterium labelled compounds and nitrosamine (N-NO) reference standards.

These materials support pharmaceutical research and development, product development, ANDA and DMF submissions, quality control (QC), analytical method development and validation, stability studies, impurity identification, and genotoxic impurity assessment.

Our Ensifentrine-related reference standards are thoroughly characterized using advanced analytical techniques and are supplied with comprehensive Certificates of Analysis (COA) and supporting analytical data from our USFDA certified, ISO 17025 and ISO 17034 accredited Lab, to meet global regulatory expectations. EP and USP traceable reference standards can also be provided upon request, subject to availability. Simson is also a provider of EP and USP traceable standards. To ensure consistent quality and reliability, our reference standards are periodically re-tested according to established quality management procedures.

Pharmaceutical Reference Standards / Impurity Standards

Ensifentrine
Ensifentrine
  • CAT. No.E1240000
  • CAS. No.1884461-72-6
  • Mol. F.C26H31N5O4
  • Mol. W.477.56 g/mol
  • Stock Status:Limited Stock
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(E/Z)-Ensifentrine
(E/Z)-Ensifentrine
  • CAT. No.E1240002
  • CAS. No.298680-25-8
  • Mol. F.C26H31N5O4
  • Mol. W.477.56 g/mol
  • Stock Status:Custom Synthesis
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10-Des-Methyl Ensifentrine
10-Des-Methyl Ensifentrine
  • CAT. No.E1240003
  • CAS. No.3067475-19-5
  • Mol. F.C25H29N5O4
  • Mol. W.463.53 g/mol
  • Stock Status:Custom Synthesis
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9-Des-Methyl Ensifentrine
9-Des-Methyl Ensifentrine
  • CAT. No.E1240004
  • CAS. No.3067475-18-4
  • Mol. F.C25H29N5O4
  • Mol. W.463.50 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Des-Ethyl Urea Impurity
Ensifentrine Des-Ethyl Urea Impurity
  • CAT. No.E1240005
  • CAS. No.76536-66-8
  • Mol. F.C23H25N3O3
  • Mol. W.391.46 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Isoindole-1,3-dione Impurity
Ensifentrine Isoindole-1,3-dione Impurity
  • CAT. No.E1240006
  • CAS. No.3046226-90-5
  • Mol. F.C33H32N4O5
  • Mol. W.564.63 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 3
Ensifentrine Impurity 3
  • CAT. No.E1240007
  • CAS. No.75535-95-4
  • Mol. F.C14H16N2O5
  • Mol. W.292.29 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 2
Ensifentrine Impurity 2
  • CAT. No.E1240008
  • CAS. No.25017-47-4
  • Mol. F.C11H16N2O3
  • Mol. W.224.26 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 4
Ensifentrine Impurity 4
  • CAT. No.E1240009
  • CAS. No.NA
  • Mol. F.C15H14N2O5
  • Mol. W.302.29 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine amine impurity
Ensifentrine amine impurity
  • CAT. No.E1240010
  • CAS. No.NA
  • Mol. F.C25H31N4O3.Cl
  • Mol. W.470.99 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Dimer Impurity
Ensifentrine Dimer Impurity
  • CAT. No.E1240011
  • CAS. No.3067475-16-2
  • Mol. F.C51H58N8O7
  • Mol. W.895.06 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Hydrochloride impurity
Ensifentrine Hydrochloride impurity
  • CAT. No.E1240012
  • CAS. No.NA
  • Mol. F.C23H25N3O3.HCl
  • Mol. W.427.92 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 6
Ensifentrine Impurity 6
  • CAT. No.E1240013
  • CAS. No.298680-38-3
  • Mol. F.C33H32N4O5
  • Mol. W.564.63 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 1
Ensifentrine Impurity 1
  • CAT. No.E1240014
  • CAS. No.298680-39-4
  • Mol. F.C25H30N4O3
  • Mol. W.434.53 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 7
Ensifentrine Impurity 7
  • CAT. No.E1240015
  • CAS. No.NA
  • Mol. F.C33H36N4O5
  • Mol. W.568.66 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Hydroxy Impurity
Ensifentrine Hydroxy Impurity
  • CAT. No.E1240016
  • CAS. No.68619-18-1
  • Mol. F.C14H14N2O4
  • Mol. W.274.27 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 5
Ensifentrine Impurity 5
  • CAT. No.E1240017
  • CAS. No.NA
  • Mol. F.C23H25N3O3
  • Mol. W.391.46 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 8
Ensifentrine Impurity 8
  • CAT. No.E1240018
  • CAS. No.NA
  • Mol. F.C27H32N6O5
  • Mol. W.520.58 g/mol
  • Stock Status:Custom Synthesis
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(E)-Ensifentrine
(E)-Ensifentrine
  • CAT. No.E1240019
  • CAS. No.NA
  • Mol. F.C26H31N5O4
  • Mol. W.477.56 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Biuret Impurity
Ensifentrine Biuret Impurity
  • CAT. No.E1240020
  • CAS. No.3067475-17-3
  • Mol. F.C27H32N6O5
  • Mol. W.520.60 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 9
Ensifentrine Impurity 9
  • CAT. No.E1240021
  • CAS. No.NA
  • Mol. F.C23H25N3O3
  • Mol. W.391.46 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 10
Ensifentrine Impurity 10
  • CAT. No.E1240022
  • CAS. No.NA
  • Mol. F.C29H32N6O4
  • Mol. W.528.60 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 11
Ensifentrine Impurity 11
  • CAT. No.E1240023
  • CAS. No.NA
  • Mol. F.C26H30N6O5
  • Mol. W.506.55 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 12
Ensifentrine Impurity 12
  • CAT. No.E1240024
  • CAS. No.NA
  • Mol. F.C32H34N4O5
  • Mol. W.554.64 g/mol
  • Stock Status:Custom Synthesis
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Ensifentrine Impurity 13
Ensifentrine Impurity 13
  • CAT. No.E1240025
  • CAS. No.NA
  • Mol. F.C29H37N7O5
  • Mol. W.563.60 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Ensifentrine D6
Ensifentrine D6
  • CAT. No.E1240001
  • CAS. No.NA
  • Mol. F.C26H25D6N5O4
  • Mol. W.483.59 g/mol
  • Stock Status:Custom Synthesis
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