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Categories / Impurity

Impurity Products

Browse available compounds, catalogue references, CAS numbers and technical details from Clearsynth.

Showing 6193-6216 of 27558 products
All In Stock Custom Synthesis
(3S,4R,5R)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate chemical structure
Custom Synthesis

(3S,4R,5R)-ethyl 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylate phosphate

CAT No. CS-O-37431
CAS No. 1240096-71-2
Category Impurity
Parent API Oseltamivir
Formula C16H31N2O8P
Mol. Wt. 410.40
(3S,4R,5R,6S)-6-(4-chloro-3-(hydroxy(4-(((S)-tetrahydrofuran-3-yl)oxy)phenyl)methyl)phenyl)-2-(hydro chemical structure
Custom Synthesis

(3S,4R,5R,6S)-6-(4-chloro-3-(hydroxy(4-(((S)-tetrahydrofuran-3-yl)oxy)phenyl)methyl)phenyl)-2-(hydro

CAT No. CS-O-33305
CAS No. -
Category Impurity
Parent API
Formula C23H27ClO9
Mol. Wt. 482.91
(3S,4R,5S)-4-Acetylamino-5-amino-3-(1-ethyl-propoxy)-cyclohex-1-enecarboxylic acid ethyl ester chemical structure
Custom Synthesis

(3S,4R,5S)-4-Acetylamino-5-amino-3-(1-ethyl-propoxy)-cyclohex-1-enecarboxylic acid ethyl ester

CAT No. CS-O-35870
CAS No. -
Category Impurity
Parent API Oseltamivir
Formula C16H28N2O4
Mol. Wt. 312.4
(3S,4R,5S,6R)-5-(benzyloxy)-6-(hydroxymethyl)piperidine-3,4-diol chemical structure
Custom Synthesis

(3S,4R,5S,6R)-5-(benzyloxy)-6-(hydroxymethyl)piperidine-3,4-diol

CAT No. CS-O-48215
CAS No. 1704372-47-3
Category Impurity
Parent API Migalastat
Formula C13H19NO4
Mol. Wt. 253.3
(3S,4S)-3,4-Dimethyl-4-(3-hydroxyphenyl)piperidine chemical structure
Custom Synthesis

(3S,4S)-3,4-Dimethyl-4-(3-hydroxyphenyl)piperidine

CAT No. CS-O-16756
CAS No. 119193-27-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(3S,4S)-3-Bromoacetyl-4-ethyl-N-(2,2,2-trifluoroethyl) pyrrolidine-1-carboxamide chemical structure
Custom Synthesis

(3S,4S)-3-Bromoacetyl-4-ethyl-N-(2,2,2-trifluoroethyl) pyrrolidine-1-carboxamide

CAT No. CS-O-58523
CAS No.
Category Impurity
Parent API Upadacitinib
Formula C11H16BrF3N2O2
Mol. Wt. 345.16
(3S,4S)-4-Amino-1-oxyl-2,2,6,6-(3R,4R)-tetramethylpiperidine-3-carboxylic Acid chemical structure
Custom Synthesis

(3S,4S)-4-Amino-1-oxyl-2,2,6,6-(3R,4R)-tetramethylpiperidine-3-carboxylic Acid

CAT No. CS-T-03204
CAS No. 691364-98-4
Category Impurity
Parent API
Formula -
Mol. Wt.
(3S,4S)-N-Boc-3-amino-4-hydroxypyrrolidine chemical structure
Custom Synthesis

(3S,4S)-N-Boc-3-amino-4-hydroxypyrrolidine

CAT No. CS-AC-01960
CAS No. 190792-74-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(3S,4S)-N-Methyl Paroxetine chemical structure
Custom Synthesis

(3S,4S)-N-Methyl Paroxetine

CAT No. CS-O-59324
CAS No.
Category Impurity
Parent API Paroxetine
Formula C20H22FNO3
Mol. Wt. 343.39
(3S,5R)-atorvastatin chemical structure
Custom Synthesis

(3S,5R)-atorvastatin

CAT No. CS-EO-01333
CAS No. 887324-52-9
Category Impurity
Parent API Atorvastatin
Formula C33H35FN2O5
Mol. Wt. 558.7
(3S,5R)-Fluvastatin Sodium Salt chemical structure
Custom Synthesis

(3S,5R)-Fluvastatin Sodium Salt

CAT No. CS-T-24507
CAS No. 94061-81-1
Category Impurity
Parent API Fluvastatin
Formula C24H26FNO4 : Na
Mol. Wt. 411.5 : 23.0
(3S,5R)-tert-Butyl Pitavastatin chemical structure
Custom Synthesis

(3S,5R)-tert-Butyl Pitavastatin

CAT No. CS-O-43106
CAS No. 2273873-66-6
Category Impurity
Parent API Pitavastatin
Formula C29H32FNO4
Mol. Wt. 477.57
(3S,5R,6E)-7-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-6-heptenoic acid chemical structure
Custom Synthesis

(3S,5R,6E)-7-[2-Cyclopropyl-4-(4-fluorophenyl)-3-quinolinyl]-3,5-dihydroxy-6-heptenoic acid

CAT No. CS-N-05223
CAS No. 254452-86-3
Category Impurity
Parent API -
Formula C25H24FNO4
Mol. Wt. 421.46
(3S,5S)-Pitavastatin Calcium chemical structure
Custom Synthesis

(3S,5S)-Pitavastatin Calcium

CAT No. CS-T-51480
CAS No. 254452-92-1
Category Impurity
Parent API Pitavastatin
Formula C50H46CaF2N2O
Mol. Wt. 880.98
(3S,5S)-Rosuvastatin Lactone chemical structure
Custom Synthesis

(3S,5S)-Rosuvastatin Lactone

CAT No. CS-O-35903
CAS No. 1809092-87-2
Category Impurity
Parent API Rosuvastatin
Formula C22H26FN3O5S
Mol. Wt. 463.52
(3S,5S,6R)-3-amino-5-(2,6-difluorophenyl)-6-methyl-1-(2,2,2-trifluoroethyl)piperidin-2-one chemical structure
Custom Synthesis

(3S,5S,6R)-3-amino-5-(2,6-difluorophenyl)-6-methyl-1-(2,2,2-trifluoroethyl)piperidin-2-one

CAT No. CS-O-54896
CAS No.
Category Impurity
Parent API Atogepant
Formula C14H15F5N2O
Mol. Wt. 322.27
(3S,6S)-3-Benzyl-6-isobutylpiperazine-2,5-dione chemical structure
Custom Synthesis

(3S,6S)-3-Benzyl-6-isobutylpiperazine-2,5-dione

CAT No. CS-T-74012
CAS No. 7280-77-5
Category Impurity
Parent API .
Formula C15H20N2O2
Mol. Wt. 260.34
(3S-cis)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine Hydrochloride chemical structure
Custom Synthesis

(3S-cis)-3-[(1,3-Benzodioxol-5-yloxy)methyl]-4-(4-fluorophenyl)piperidine Hydrochloride

CAT No. CS-O-33053
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt. 365.83
(3ß)-16-[(3ß)-3-Hydroxyandrosta-5,16-dien-17-yl]-17-(3-pyridinyl)-androsta-5,16-dien-3-ol chemical structure
Custom Synthesis

(3ß)-16-[(3ß)-3-Hydroxyandrosta-5,16-dien-17-yl]-17-(3-pyridinyl)-androsta-5,16-dien-3-ol

CAT No. CS-T-64075
CAS No. 186826-70-0
Category Impurity
Parent API Abiraterone
Formula C43H57NO2
Mol. Wt. 619.92
(3ß,20S)-Pregn-5-ene-3,17,20-triol Sulfate chemical structure
Custom Synthesis

(3ß,20S)-Pregn-5-ene-3,17,20-triol Sulfate

CAT No. CS-T-60755
CAS No. 903-67-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(3-Trifluoromethyl-4,5,6,7-tetrahydro-indazol-1-yl)-acetic acid chemical structure
Custom Synthesis

(3-Trifluoromethyl-4,5,6,7-tetrahydro-indazol-1-yl)-acetic acid

CAT No. CS-M-08919
CAS No. 333309-21-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(3-Trifluoromethyl-phenoxy)-acetic acid chemical structure
Custom Synthesis

(3-Trifluoromethyl-phenoxy)-acetic acid

CAT No. CS-M-10841
CAS No. 349-82-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(3α,​5β,​17α)​-4-​Chloro-​3-​hydroxy-​17-​methyl-18-​norandrost-​13-​ene-​17-​methanol chemical structure
Custom Synthesis

(3α,​5β,​17α)​-4-​Chloro-​3-​hydroxy-​17-​methyl-18-​norandrost-​13-​ene-​17-​methanol

CAT No. CS-T-72370
CAS No. 1372695-73-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(3α,5β)-6-Ethyl-3-hydroxy-7-oxocholan-24-oic Acid chemical structure
Custom Synthesis

(3α,5β)-6-Ethyl-3-hydroxy-7-oxocholan-24-oic Acid

CAT No. CS-O-53456
CAS No. 1892540-33-8
Category Impurity
Parent API -
Formula C26H42O4
Mol. Wt. 418.61

Impurity Products at Clearsynth

Browse available Impurity products from Clearsynth. These compounds support analytical research, quality control and pharmaceutical development.

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