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Categories / Impurity

Impurity Products

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

Showing 14905-14928 of 27603 products
All In Stock Custom Synthesis
Des Isopropyl Tolterodine Tartrate chemical structure
Custom Synthesis

Des Isopropyl Tolterodine Tartrate

CAT No. CS-O-41273
CAS No. -
Category Impurity
Parent API Tolterodine
Formula C23H31NO7
Mol. Wt. 433.49
Des methyloxiranpentanone Carfilzomib chemical structure
Custom Synthesis

Des methyloxiranpentanone Carfilzomib

CAT No. CS-O-54350
CAS No.
Category Impurity
Parent API Carfilzomib
Formula C31H43N5O5
Mol. Wt. 565.70
Des N-Methyl piperidine Zavegepant chemical structure
Custom Synthesis

Des N-Methyl piperidine Zavegepant

CAT No. CS-O-64550
CAS No. -
Category Impurity
Parent API Zavegepant
Formula C27H29N5O4
Mol. Wt. 487.55
Des O-isopropyl Bisoprolol chemical structure
Custom Synthesis

Des O-isopropyl Bisoprolol

CAT No. CS-EO-01140
CAS No. 109791-18-6
Category Impurity
Parent API Bisoprolol
Formula C15H25NO4
Mol. Wt. 283.4
Des-​N-​(methoxycarbonyl)​-​L-​tert-​leucine Atazanavir impurity chemical structure
Custom Synthesis

Des-​N-​(methoxycarbonyl)​-​L-​tert-​leucine Atazanavir impurity

CAT No. CS-O-42976
CAS No.
Category Impurity
Parent API Atazanavir
Formula C32H42N4O5
Mol. Wt. 562.70
Des(2-Cyano) 3-Cyano Alogliptin chemical structure
Custom Synthesis

Des(2-Cyano) 3-Cyano Alogliptin

CAT No. CS-O-38259
CAS No. 1339955-49-5
Category Impurity
Parent API Alogliptin
Formula C18H21N5O2
Mol. Wt. 339.39
Des(2-Cyano) 4-Cyano Alogliptin Impurity chemical structure
Custom Synthesis

Des(2-Cyano) 4-Cyano Alogliptin Impurity

CAT No. CS-O-38260
CAS No. 1638544-62-3
Category Impurity
Parent API ALOGLIPTIN
Formula C18H21N5O2
Mol. Wt. 339.39
Des(2-Cyano) 4-Cyano Alogliptin oxalate Impurity chemical structure
Custom Synthesis

Des(2-Cyano) 4-Cyano Alogliptin oxalate Impurity

CAT No. CS-O-45141
CAS No. 1638544-62-3 (Freebase)
Category Impurity
Parent API Alogliptin
Formula C20H23N5O6
Mol. Wt. 429.43
Des(2-Hydroxypropyl) Gadoteridol chemical structure
Custom Synthesis

Des(2-Hydroxypropyl) Gadoteridol

CAT No. CS-T-52183
CAS No. 112188-16-6
Category Impurity
Parent API Gadobutrol
Formula C14H23GdN4O6
Mol. Wt. 500.61 g/mol
Des(2-methylbutyryl) Pravastatin chemical structure
Custom Synthesis

Des(2-methylbutyryl) Pravastatin

CAT No. CS-T-53218
CAS No. 151006-03-0
Category Impurity
Parent API Pravastatin
Formula -
Mol. Wt.
des-(7-13) Semaglutide chemical structure
Custom Synthesis

des-(7-13) Semaglutide

CAT No. CS-O-52635
CAS No. -
Category Impurity
Parent API Semaglutide
Formula C156H246N38O45
Mol. Wt. 3373.85
Des-(dibutylpropylamine) Methanesulfonyl Dronedarone chemical structure
Custom Synthesis

Des-(dibutylpropylamine) Methanesulfonyl Dronedarone

CAT No. CS-T-73797
CAS No. 1448297-16-2
Category Impurity
Parent API DronedaroneHydrochloride
Formula C21H23NO7S2
Mol. Wt. 465.5
Des(isopropylthiazolyl)-N-methyl Ritonavir chemical structure
Custom Synthesis

Des(isopropylthiazolyl)-N-methyl Ritonavir

CAT No. CS-T-16087
CAS No. 959351-57-6
Category Impurity
Parent API Ritonavir
Formula C31H41N5O5S
Mol. Wt. 595.76
Des(trifluoroethyl) Lansoprazole Sulfide chemical structure
Custom Synthesis

Des(trifluoroethyl) Lansoprazole Sulfide

CAT No. CS-O-60908
CAS No. 131926-97-1
Category Impurity
Parent API Lansoprazole
Formula C14H13N3OS
Mol. Wt. 271.34
Des[2-[(2-Hydroxyethyl)amino]ethyl] Mitoxantrone chemical structure
Custom Synthesis

Des[2-[(2-Hydroxyethyl)amino]ethyl] Mitoxantrone

CAT No. CS-T-16001
CAS No. 89991-52-6
Category Impurity
Parent API Mitoxantrone
Formula C18H19N3O5
Mol. Wt. 357.4
Des-[4,5-O-(1-methylethylidene)] Topiramate chemical structure
Custom Synthesis

Des-[4,5-O-(1-methylethylidene)] Topiramate

CAT No. CS-T-16417
CAS No. 205249-06-5
Category Impurity
Parent API Topiramate
Formula -
Mol. Wt.
DES-[GLY5] ICATIBANT chemical structure
Custom Synthesis

DES-[GLY5] ICATIBANT

CAT No. CS-O-64262
CAS No. -
Category Impurity
Parent API ICATIBANT
Formula C57H86N18O12S
Mol. Wt. 1247.47
Des-1,2,3-Leuprolide chemical structure
Custom Synthesis

Des-1,2,3-Leuprolide

CAT No. CS-O-36655
CAS No. 202333-85-5
Category Impurity
Parent API Leuprolide
Formula C37H62N10O8
Mol. Wt. 774.95
Des-1,2,4-triazol-3-one-5-methyl (2S,3R,1’S)-Aprepitant chemical structure
Custom Synthesis

Des-1,2,4-triazol-3-one-5-methyl (2S,3R,1’S)-Aprepitant

CAT No. CS-T-88653
CAS No. 327623-37-0
Category Impurity
Parent API Aprepitant
Formula C20H18F7NO2
Mol. Wt. 437.4
Des-10-Bromo Lonafarnib chemical structure
Custom Synthesis

Des-10-Bromo Lonafarnib

CAT No. CS-O-63974
CAS No. 193276-16-3
Category Impurity
Parent API Lonafarnib
Formula C27H32BrClN4O2
Mol. Wt. 559.93
Des-10-threonine-somatostatin chemical structure
Custom Synthesis

Des-10-threonine-somatostatin

CAT No. CS-O-65252
CAS No.
Category Impurity
Parent API Somatostatin
Formula C72H97N17O17S2
Mol. Wt. 1536.79g
Des-2-methylbenzoyl Tolvaptan chemical structure
Custom Synthesis

Des-2-methylbenzoyl Tolvaptan

CAT No. CS-EO-00193
CAS No. 1580889-33-3
Category Impurity
Parent API Tolvaptan
Formula C25H23ClN2O3
Mol. Wt. 434.9
des-3-(2-hydroxyethoxy) Troxerutin chemical structure
Custom Synthesis

des-3-(2-hydroxyethoxy) Troxerutin

CAT No. CS-O-47025
CAS No. 13190-91-5
Category Impurity
Parent API Troxerutin
Formula C31H38O18
Mol. Wt. 698.6
des-4-methylenepiperidine Efinaconazole (2R, 3S) epoxide impurity chemical structure
Custom Synthesis

des-4-methylenepiperidine Efinaconazole (2R, 3S) epoxide impurity

CAT No. CS-O-32442
CAS No. 127000-90-2
Category Impurity
Parent API Efinaconazole
Formula C12H11F2N3O
Mol. Wt. 251.2

Impurity Products at Clearsynth

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

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