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Categories / Impurity

Impurity Products

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

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(R)-2-Ethylpiperidine hydrochloride chemical structure
Custom Synthesis

(R)-2-Ethylpiperidine hydrochloride

CAT No. CS-EL-10068
CAS No. 155106-15-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-2-Flurbiprofen chemical structure
Custom Synthesis

(R)-2-Flurbiprofen

CAT No. CS-T-54975
CAS No. 51543-40-9
Category Impurity
Parent API Flurbiprofen
Formula C15H13FO2
Mol. Wt. 244.3
(R)-2-Hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)acetic acid chemical structure
Custom Synthesis

(R)-2-Hydroxy-2-(4-hydroxy-3-(hydroxymethyl)phenyl)acetic acid

CAT No. CS-O-61945
CAS No. 1630357-32-2
Category Impurity
Parent API Salbutamol
Formula C9H10O5
Mol. Wt. 198.17
(R)-2-Hydroxymethylmorpholine hcl chemical structure
Custom Synthesis

(R)-2-Hydroxymethylmorpholine hcl

CAT No. CS-AC-03432
CAS No. 1436436-17-7
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-2-hydroxy-N-(2-nitrophenethyl)-2-phenylacetamide chemical structure
Custom Synthesis

(R)-2-hydroxy-N-(2-nitrophenethyl)-2-phenylacetamide

CAT No. CS-O-44987
CAS No. 1684452-87-6
Category Impurity
Parent API Mirabegron
Formula C16H16N2O4
Mol. Wt. 300.3
(R)-2-Nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazin-6-ol chemical structure
Custom Synthesis

(R)-2-Nitro-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazin-6-ol

CAT No. CS-ED-41490
CAS No. 187235-13-8
Category Impurity
Parent API
Formula C6H7N3O4
Mol. Wt. 185.14
(R)-2-Phenylpiperidine chemical structure
Custom Synthesis

(R)-2-Phenylpiperidine

CAT No. CS-EL-10045
CAS No. 58613-54-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-2-Piperidineethanol chemical structure
Custom Synthesis

(R)-2-Piperidineethanol

CAT No. CS-T-60623
CAS No. 68419-38-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-2-Thioxothiazolidine-4-carboxylic Acid chemical structure
Custom Synthesis

(R)-2-Thioxothiazolidine-4-carboxylic Acid

CAT No. CS-T-86533
CAS No. 98169-56-3
Category Impurity
Parent API
Formula C4H5NO2S2
Mol. Wt. 163.22
(R)-3-((1-Methylpyrrolidin-2-yl)methyl)-1,5-bis(2-(phenylsulfonyl)ethyl)-1H-indole chemical structure
Custom Synthesis

(R)-3-((1-Methylpyrrolidin-2-yl)methyl)-1,5-bis(2-(phenylsulfonyl)ethyl)-1H-indole

CAT No. CS-EO-02060
CAS No. 1181222-90-1
Category Impurity
Parent API Eletriptan
Formula C30H34N2O4S2
Mol. Wt. 550.7
(R)-3-((3-Fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)amino)-2-hydroxypropyl Dihydrogen Phosphate chemical structure
Custom Synthesis

(R)-3-((3-Fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)amino)-2-hydroxypropyl Dihydrogen Phosphate

CAT No. CS-O-45792
CAS No. 2095200-69-2
Category Impurity
Parent API Tedizolid
Formula C16H18FN6O5P
Mol. Wt. 424.33
(R)-3-((4-methoxybenzyl)oxy)tetradecanoic acid chemical structure
Custom Synthesis

(R)-3-((4-methoxybenzyl)oxy)tetradecanoic acid

CAT No. CS-O-47199
CAS No. 151663-62-6
Category Impurity
Parent API .
Formula C22H36O4
Mol. Wt. 364.52
(R)-3-([1,1'-biphenyl]-4-yl)-2-aminopropan-1-ol hydrochloride chemical structure
Custom Synthesis

(R)-3-([1,1'-biphenyl]-4-yl)-2-aminopropan-1-ol hydrochloride

CAT No. CS-O-53063
CAS No. 1573000-33-5
Category Impurity
Parent API -
Formula C15H18ClNO
Mol. Wt. 263.76
(R)-3-(1H-indol-3-yl)-2-ureidopropionic acid chemical structure
Custom Synthesis

(R)-3-(1H-indol-3-yl)-2-ureidopropionic acid

CAT No. CS-O-48472
CAS No. 54896-75-2
Category Impurity
Parent API Tryptophan
Formula C12H13N3O3
Mol. Wt. 247.3
(R)-3-(2-methoxy-2-oxoethyl)-5-methylhexanoic acid chemical structure
Custom Synthesis

(R)-3-(2-methoxy-2-oxoethyl)-5-methylhexanoic acid

CAT No. CS-O-56519
CAS No. 156048-92-9
Category Impurity
Parent API pregabalin
Formula C10H18O4
Mol. Wt. 202.25
(R)-3-(3-(2,4-dihydroxy-3,3-dimethylbutanamido)propanamido)propanoic acid chemical structure
Custom Synthesis

(R)-3-(3-(2,4-dihydroxy-3,3-dimethylbutanamido)propanamido)propanoic acid

CAT No. CS-O-34887
CAS No. 897045-90-8
Category Impurity
Parent API Pantothenic Acid
Formula C12H22N2O6
Mol. Wt. 290.3
(R)-3-(4-(2,4-difluorophenyl)-1H-imidazol-2-yl)morpholine chemical structure
Custom Synthesis

(R)-3-(4-(2,4-difluorophenyl)-1H-imidazol-2-yl)morpholine

CAT No. CS-EL-28987
CAS No. 1370732-49-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-3-(4-Bromophenyl)piperidine chemical structure
Custom Synthesis

(R)-3-(4-Bromophenyl)piperidine

CAT No. CS-O-54694
CAS No. 1336754-69-8
Category Impurity
Parent API Niraparib
Formula C11H14BrN
Mol. Wt. 240.14
(R)-3-(Boc-amino)-2-oxo-1-pyrrolidine-acetic acid chemical structure
Custom Synthesis

(R)-3-(Boc-amino)-2-oxo-1-pyrrolidine-acetic acid

CAT No. CS-AC-05018
CAS No. 78444-90-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-3-(Naphthalen-1-yloxy)-1-phenylpropan-1-OL chemical structure
Custom Synthesis

(R)-3-(Naphthalen-1-yloxy)-1-phenylpropan-1-OL

CAT No. CS-ZG-20824
CAS No. 156453-53-1
Category Impurity
Parent API Dapoxetine
Formula C19H18O2
Mol. Wt. 278.4
(R)-3-(p-fluorophenyl)-beta-alanine chemical structure
Custom Synthesis

(R)-3-(p-fluorophenyl)-beta-alanine

CAT No. CS-DL-00661
CAS No. 151911-23-8
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-3-{[2-hydroxy-2-(3-hydroxyphenyl)ethyl](methyl)amino}benzene-1,2-diol isomers chemical structure
Custom Synthesis

(R)-3-{[2-hydroxy-2-(3-hydroxyphenyl)ethyl](methyl)amino}benzene-1,2-diol isomers

CAT No. CS-O-58085
CAS No.
Category Impurity
Parent API Promethazine
Formula C15H17NO4
Mol. Wt. 275.30
(R)-3-Amino-1,2-propanediol chemical structure
Custom Synthesis

(R)-3-Amino-1,2-propanediol

CAT No. CS-AC-03963
CAS No. 66211-46-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(R)-3-Amino-1-methylpiperidine chemical structure
Custom Synthesis

(R)-3-Amino-1-methylpiperidine

CAT No. CS-AC-03876
CAS No. 1001353-92-9
Category Impurity
Parent API
Formula -
Mol. Wt.

Impurity Products at Clearsynth

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

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