Pharmaceutical Reference Standards / Impurity Standards

Roflumilast
Roflumilast
  • CAT. No.R280000
  • CAS. No.162401-32-3
  • Mol. F.C17H14Cl2F2N2O3
  • Mol. W.403.21 g/mol
  • Stock Status:Instock
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Roflumilast N-Oxide
Roflumilast N-Oxide
  • CAT. No.R280001
  • CAS. No.292135-78-5
  • Mol. F.C17H14Cl2F2N2O4
  • Mol. W.419.21 g/mol
  • Stock Status:Instock
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Roflumilast Dichloro Impurity
Roflumilast Dichloro Impurity
  • CAT. No.R280002
  • CAS. No.22889-78-7
  • Mol. F.C5H4Cl2N2
  • Mol. W.163.00 g/mol
  • Stock Status:Instock
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Roflumilast Carboxylic Acid Impurity
Roflumilast Carboxylic Acid Impurity
  • CAT. No.R280003
  • CAS. No.162401-62-9
  • Mol. F.C12H12F2O4
  • Mol. W.258.22 g/mol
  • Stock Status:Instock
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Roflumilast Impurity-V
Roflumilast Impurity-V
  • CAT. No.R280004
  • CAS. No.475271-62-6
  • Mol. F.C16H14Cl2N2O3
  • Mol. W.353.20 g/mol
  • Stock Status:Instock
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Roflumilast Impurity 12
Roflumilast Impurity 12
  • CAT. No.R280007
  • CAS. No.162401-43-6
  • Mol. F.C17H14Cl2F2N2O3
  • Mol. W.403.21 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Dicyclopropylmethoxy Impurity
Roflumilast Dicyclopropylmethoxy Impurity
  • CAT. No.R280008
  • CAS. No.1391052-24-6
  • Mol. F.C20H20Cl2N2O3
  • Mol. W.407.29 g/mol
  • Stock Status:Under Synthesis
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Roflumilast impurity A
Roflumilast impurity A
  • CAT. No.R280009
  • CAS. No.228809-78-7
  • Mol. F.C5H4Cl2N3
  • Mol. W.163.00 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 16
Roflumilast Impurity 16
  • CAT. No.R280010
  • CAS. No.162401-30-1
  • Mol. F.C14H8Cl2F4N2O3
  • Mol. W.399.12 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Dimer
Roflumilast Dimer
  • CAT. No.R280011
  • CAS. No.1352122-37-2
  • Mol. F.C29H24Cl2F4N2O6
  • Mol. W.643.41 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 15
Roflumilast Impurity 15
  • CAT. No.R280012
  • CAS. No.127842-54-0
  • Mol. F.C9H6F4O3
  • Mol. W.238.10 g/mol
  • Stock Status:Custom Synthesis
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4-Amino-2,6-dichloropyridine
4-Amino-2,6-dichloropyridine
  • CAT. No.R280015
  • CAS. No.`2587-02-2
  • Mol. F.C5H4Cl2N2
  • Mol. W.163.00 g/mol
  • Stock Status:Custom Synthesis
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4-Amino-2-chloropyridine
4-Amino-2-chloropyridine
  • CAT. No.R280016
  • CAS. No.14432-12-3
  • Mol. F.C5H5ClN2
  • Mol. W.128.56 g/mol
  • Stock Status:Custom Synthesis
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4-Amino-3-chloropyridine
4-Amino-3-chloropyridine
  • CAT. No.R280017
  • CAS. No.19798-77-7
  • Mol. F.C5H5ClN2
  • Mol. W.128.56 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 28
Roflumilast Impurity 28
  • CAT. No.R280018
  • CAS. No.NA
  • Mol. F.C17H14Cl2F2N2O3
  • Mol. W.403.21 g/mol
  • Stock Status:Instock
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Roflumilast KSM-II Bromo Compound
Roflumilast KSM-II Bromo Compound
  • CAT. No.R280019
  • CAS. No.159783-78-5
  • Mol. F.C5H4BrClN2
  • Mol. W.207.46 g/mol
  • Stock Status:Instock
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Roflumilast KSM-I Acid compound
Roflumilast KSM-I Acid compound
  • CAT. No.R280020
  • CAS. No.913985-07-6
  • Mol. F.C8H6F2O4
  • Mol. W.204.13 g/mol
  • Stock Status:Instock
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Roflumilast Related Compound B
Roflumilast Related Compound B
  • CAT. No.R280021
  • CAS. No.1391052-76-8
  • Mol. F.C13H8Cl2F2N2O3
  • Mol. W.349.12 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Related Compound E
Roflumilast Related Compound E
  • CAT. No.R280022
  • CAS. No.NA
  • Mol. F.C17H14BrClF2N2O3
  • Mol. W.447.66 g/mol
  • Stock Status:Custom Synthesis
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3-cyclopropoxy-N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)benzamide
3-cyclopropoxy-N-(3,5-dichloropyridin-4-yl)-4-(difluoromethoxy)benzamide
  • CAT. No.R280023
  • CAS. No.NA
  • Mol. F.C16H12Cl2F2N2O3
  • Mol. W.389.18 g/mol
  • Stock Status:Custom Synthesis
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3-(Cyclopropylmethoxy )-N-(3,5-di chloropyridin-4-yl )-4-hydroxybenzamide
3-(Cyclopropylmethoxy )-N-(3,5-di chloropyridin-4-yl )-4-hydroxybenzamide
  • CAT. No.R280024
  • CAS. No.NA
  • Mol. F.C16H14Cl2N2O3
  • Mol. W.353.2 g/mol
  • Stock Status:Custom Synthesis
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2,5-Dichloropyridin-4-amine
2,5-Dichloropyridin-4-amine
  • CAT. No.R280025
  • CAS. No.405230-82-2
  • Mol. F.C5H4Cl2N2
  • Mol. W.163.00 g/mol
  • Stock Status:Custom Synthesis
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3-cyclobutoxy-4-(difluoromethoxy)benzoic acid
3-cyclobutoxy-4-(difluoromethoxy)benzoic acid
  • CAT. No.R280026
  • CAS. No.NA
  • Mol. F.C12H12F2O4
  • Mol. W.258.22 g/mol
  • Stock Status:Custom Synthesis
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5-Dechloro Roflumilast
5-Dechloro Roflumilast
  • CAT. No.R280027
  • CAS. No.1391053-75-0
  • Mol. F.C17H15ClF2N2O3
  • Mol. W.368.76 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 19
Roflumilast Impurity 19
  • CAT. No.R280028
  • CAS. No.25934-52-5
  • Mol. F.C11H12O3
  • Mol. W.192.20 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 20
Roflumilast Impurity 20
  • CAT. No.R280029
  • CAS. No.151103-09-2
  • Mol. F.C12H12F2O3
  • Mol. W.242.20 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 7
Roflumilast Impurity 7
  • CAT. No.R280030
  • CAS. No.1243391-44-7
  • Mol. F.C11H12O4
  • Mol. W.208.20 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 21
Roflumilast Impurity 21
  • CAT. No.R280031
  • CAS. No.1369851-30-8
  • Mol. F.C15H18O4
  • Mol. W.262.30 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 23
Roflumilast Impurity 23
  • CAT. No.R280032
  • CAS. No.162401-29-8
  • Mol. F.C14H10Cl2F2N2O3
  • Mol. W.363.10 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 18
Roflumilast Impurity 18
  • CAT. No.R280033
  • CAS. No.162401-60-7
  • Mol. F.C9H6F4O4
  • Mol. W.254.10 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 24
Roflumilast Impurity 24
  • CAT. No.R280034
  • CAS. No.NA
  • Mol. F.C11H13F2NO3
  • Mol. W.245.20 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 26
Roflumilast Impurity 26
  • CAT. No.R280035
  • CAS. No.NA
  • Mol. F.C16H15Cl2F2N3O4
  • Mol. W.422.21 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 25
Roflumilast Impurity 25
  • CAT. No.R280036
  • CAS. No.2048860-65-5
  • Mol. F.C16H13Cl2F2N3O4
  • Mol. W.420.20 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Buten Impurity
Roflumilast Buten Impurity
  • CAT. No.R280037
  • CAS. No.2368178-29-2
  • Mol. F.C17H14Cl2F2N2O3
  • Mol. W.403.21 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 27
Roflumilast Impurity 27
  • CAT. No.R280038
  • CAS. No.NA
  • Mol. F.C10H5Cl3N4
  • Mol. W.287.53 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 14
Roflumilast Impurity 14
  • CAT. No.R280039
  • CAS. No.2407572-31-8
  • Mol. F.C10H6Cl2N4
  • Mol. W.253.09 g/mol
  • Stock Status:Custom Synthesis
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Roflumilast Impurity 13
Roflumilast Impurity 13
  • CAT. No.R280040
  • CAS. No.1882067-44-8
  • Mol. F.C12H12F2O4
  • Mol. W.258.22 g/mol
  • Stock Status:Custom Synthesis
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Isotope Labelled Compounds

Roflumilast -D4
Roflumilast -D4
  • CAT. No.R280005
  • CAS. No.1398065-69-4
  • Mol. F.C17H10Cl2F2N2O3D4
  • Mol. W.407.23 g/mol
  • Stock Status:Limited Stock
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Roflumilast-D4 N-Oxide
Roflumilast-D4 N-Oxide
  • CAT. No.R280014
  • CAS. No.1794760-31-8
  • Mol. F.C17H10D4Cl2F2N2O4
  • Mol. W.423.23 g/mol
  • Stock Status:Custom Synthesis
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