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Categories / Impurity

Impurity Products

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

Showing 5905-5928 of 27541 products
All In Stock Custom Synthesis
(2R,3S,11bR)-Dihydrotetrabenazine chemical structure
Custom Synthesis

(2R,3S,11bR)-Dihydrotetrabenazine

CAT No. CS-T-90951
CAS No. 862377-31-9
Category Impurity
Parent API Tetrabenazine
Formula C19H29NO3
Mol. Wt. 319.45
(2R,3S,11bS)-Dihydrotetrabenazine chemical structure
Custom Synthesis

(2R,3S,11bS)-Dihydrotetrabenazine

CAT No. CS-T-90987
CAS No. 924854-62-6
Category Impurity
Parent API Tetrabenazine
Formula C19H29NO3
Mol. Wt. 319.4
(2R,3S,3aR,4S,6R)-3-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-2,6-dimethyl-1a,2,3,3 chemical structure
Custom Synthesis

(2R,3S,3aR,4S,6R)-3-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-2,6-dimethyl-1a,2,3,3

CAT No. CS-O-35031
CAS No. 1983782-95-1
Category Impurity
Parent API Simvastatin
Formula C25H38O6
Mol. Wt. 434.57
(2R,3S,4R,5R)-1-(3-((5-(4-fluorophenyl)thiophen-2-yl)methyl)-4-methylphenyl)-2,3,4,5,6-pentahydroxyh chemical structure
Custom Synthesis

(2R,3S,4R,5R)-1-(3-((5-(4-fluorophenyl)thiophen-2-yl)methyl)-4-methylphenyl)-2,3,4,5,6-pentahydroxyh

CAT No. CS-O-33439
CAS No. 1809403-04-0
Category Impurity
Parent API Canagliflozin
Formula C24H25FO6S
Mol. Wt. 460.5
(2R,3S,4R,5R)-1-(3-(5-(4-fluorophenyl)thiophene-2-carbonyl)-4-methylphenyl)-2,3,4,5,6-pentahydroxyhe chemical structure
Custom Synthesis

(2R,3S,4R,5R)-1-(3-(5-(4-fluorophenyl)thiophene-2-carbonyl)-4-methylphenyl)-2,3,4,5,6-pentahydroxyhe

CAT No. CS-O-36245
CAS No. -
Category Impurity
Parent API Canagliflozin
Formula C24H23FO7S
Mol. Wt. 474.50
(2R,3S,4R,5R,6S)-2-(hydroxymethyl)-6-(4-iodo-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetra chemical structure
Custom Synthesis

(2R,3S,4R,5R,6S)-2-(hydroxymethyl)-6-(4-iodo-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)tetra

CAT No. CS-O-35330
CAS No. -
Category Impurity
Parent API Empagliflozin
Formula C23H27IO7
Mol. Wt. 542.36
(2R,3S,4R,5S) Suzetrigine Diastereomer chemical structure
Custom Synthesis

(2R,3S,4R,5S) Suzetrigine Diastereomer

CAT No. CS-O-61167
CAS No. 2649472-22-8
Category Impurity
Parent API Suzetrigine
Formula C21H20F5N3O4
Mol. Wt. 473.40
(2R,3S,4R,5S)-3,4,5-tris(benzyloxy)-2-((benzyloxy)methyl)piperidine chemical structure
Custom Synthesis

(2R,3S,4R,5S)-3,4,5-tris(benzyloxy)-2-((benzyloxy)methyl)piperidine

CAT No. CS-O-48216
CAS No. 167904-18-9
Category Impurity
Parent API Migalastat
Formula C34H37NO4
Mol. Wt. 523.7
(2R,3S,4R,5S,6R)-2-(Acetoxymethyl)-6-bromotetrahydro-2H-pyran-3,4,5-triyl triacetate chemical structure
Custom Synthesis

(2R,3S,4R,5S,6R)-2-(Acetoxymethyl)-6-bromotetrahydro-2H-pyran-3,4,5-triyl triacetate

CAT No. CS-O-62037
CAS No. 19186-59-5
Category Impurity
Parent API dapagliflozin
Formula C14H19BrO9
Mol. Wt. 411.20
(2R,3S,4S,5R)-3-(2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-carboxylic acid chemical structure
Custom Synthesis

(2R,3S,4S,5R)-3-(2-methoxyphenyl)-4,5-dimethyl-5-(trifluoromethyl)tetrahydrofuran-2-carboxylic acid

CAT No. CS-O-61728
CAS No.
Category Impurity
Parent API Suzetrigine
Formula C15H17F3O4
Mol. Wt. 318.29
(2R,3S,4S,5R)-5-Hydroxy-2,3,4-tris(phenylmethoxy)-5-[(phenylmethoxy)methyl]-cyclohexanone chemical structure
Custom Synthesis

(2R,3S,4S,5R)-5-Hydroxy-2,3,4-tris(phenylmethoxy)-5-[(phenylmethoxy)methyl]-cyclohexanone

CAT No. CS-T-56341
CAS No. 911439-19-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(2R,3S,4S,5S) Suzetrigine Diastereomer chemical structure
Custom Synthesis

(2R,3S,4S,5S) Suzetrigine Diastereomer

CAT No. CS-O-61165
CAS No. 2649472-27-3
Category Impurity
Parent API Suzetrigine
Formula C21H20F5N3O4
Mol. Wt. 473.40
(2R,3S,4S,5S)-5-(4-benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-fluoro-4-methyltetrah chemical structure
Custom Synthesis

(2R,3S,4S,5S)-5-(4-benzamido-2-oxopyrimidin-1(2H)-yl)-2-((benzoyloxy)methyl)-4-fluoro-4-methyltetrah

CAT No. CS-O-33063
CAS No. -
Category Impurity
Parent API
Formula C31H26FN3O7
Mol. Wt. 571.55
(2R,4R)-(-)-2,4-pentanediol chemical structure
Custom Synthesis

(2R,4R)-(-)-2,4-pentanediol

CAT No. CS-DV-00117
CAS No. 42075-32-1
Category Impurity
Parent API
Formula -
Mol. Wt.
(2R,4R)-4-(tert-butoxy)-1-[(9H-fluoren-9- ylmethoxy)carbonyl]pyrrolidine-2- carboxylic chemical structure
Custom Synthesis

(2R,4R)-4-(tert-butoxy)-1-[(9H-fluoren-9- ylmethoxy)carbonyl]pyrrolidine-2- carboxylic

CAT No. CS-BX-02695
CAS No. 1276694-30-4
Category Impurity
Parent API -
Formula C24H27NO5
Mol. Wt. 409.47
(2R,4R)-N-(2,6-dimethylphenyl)-4-methyl-5-oxo-3-propyl-1-(o-tolyl)imidazolidine-2-carboxamide chemical structure
Custom Synthesis

(2R,4R)-N-(2,6-dimethylphenyl)-4-methyl-5-oxo-3-propyl-1-(o-tolyl)imidazolidine-2-carboxamide

CAT No. CS-O-59844
CAS No.
Category Impurity
Parent API Imidazole
Formula C23H29N3O2
Mol. Wt. 379.50
(2R,4R,5R,7S,8S,9R,9aS,12R)-8-hydroxy-2-methoxy-4,7,9,12-tetramethyl- chemical structure
Custom Synthesis

(2R,4R,5R,7S,8S,9R,9aS,12R)-8-hydroxy-2-methoxy-4,7,9,12-tetramethyl-

CAT No. CS-O-58310
CAS No.
Category Impurity
Parent API Lefamulin
Formula C29H47NO5S
Mol. Wt. 521.76
(2R,4R,5S,6S)-4,6-dimethyltetrahydro-2H-pyran-2,4,5-triol chemical structure
Custom Synthesis

(2R,4R,5S,6S)-4,6-dimethyltetrahydro-2H-pyran-2,4,5-triol

CAT No. CS-O-54560
CAS No. 18423-82-0
Category Impurity
Parent API .
Formula C7H14O4
Mol. Wt. 162.18
(2R,4S) Iptacopan chemical structure
Custom Synthesis

(2R,4S) Iptacopan

CAT No. CS-O-56838
CAS No.
Category Impurity
Parent API Iptacopan
Formula C25H30N2O4
Mol. Wt. 422.53
(2R,4S)-4-(2-(tert-butoxy)-2-oxoethoxy)pyrrolidine-2-carboxylic acid chemical structure
Custom Synthesis

(2R,4S)-4-(2-(tert-butoxy)-2-oxoethoxy)pyrrolidine-2-carboxylic acid

CAT No. CS-O-58111
CAS No. 3053450-93-1
Category Impurity
Parent API Cefalotin
Formula C11H19NO5
Mol. Wt. 245.27
(2R,4S)-ethyl 5-([1,1-biphenyl]-4-yl)-4-acetamido-2-methylpentanoate chemical structure
Custom Synthesis

(2R,4S)-ethyl 5-([1,1-biphenyl]-4-yl)-4-acetamido-2-methylpentanoate

CAT No. CS-O-33146
CAS No. -
Category Impurity
Parent API
Formula C22H27NO3
Mol. Wt. 353.45
(2R,4S)-Tert-butyl 4-hydroxy-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate chemical structure
Custom Synthesis

(2R,4S)-Tert-butyl 4-hydroxy-2-(thiazolidine-3-carbonyl)pyrrolidine-1-carboxylate

CAT No. CS-ZH-33904
CAS No. 401564-30-5
Category Impurity
Parent API Teneligliptin
Formula C13H22N2O4S
Mol. Wt. 302.4
(2R,4S,5R,6S,8S,10E,12R,15S,16R,17S,18E)-12-allyl-17-((1-(2-ethoxy-2-oxoacetyl)piperidine-2-carbonyl)oxy)-5,15-dihydroxy-19-((3R,4R)-4-hydroxy-3-methoxycyclohexyl)-4,6-dimethoxy-2,8,10,16,18-pentameth chemical structure
Custom Synthesis

(2R,4S,5R,6S,8S,10E,12R,15S,16R,17S,18E)-12-allyl-17-((1-(2-ethoxy-2-oxoacetyl)piperidine-2-carbonyl)oxy)-5,15-dihydroxy-19-((3R,4R)-4-hydroxy-3-methoxycyclohexyl)-4,6-dimethoxy-2,8,10,16,18-pentameth

CAT No. CS-O-40006
CAS No. -
Category Impurity
Parent API Tacrolimus
Formula C46H75NO14
Mol. Wt. 866.09
(2'R,5aS,5bR,6aR,7aS,11R)-methyl 5a,7a-dimethyl-3,5'-dioxo-4,4',5,5a,5',6a,7,7a,9,10,10a,10b,11,12-t chemical structure
Custom Synthesis

(2'R,5aS,5bR,6aR,7aS,11R)-methyl 5a,7a-dimethyl-3,5'-dioxo-4,4',5,5a,5',6a,7,7a,9,10,10a,10b,11,12-t

CAT No. CS-O-34502
CAS No. -
Category Impurity
Parent API
Formula C24H30O7
Mol. Wt. 430.49

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