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Categories / Impurity

Impurity Products

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

Showing 6025-6048 of 27541 products
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(2S,3S,5S)-5-Amino-2-( Dibenzylamino )-1,6-Diphenyl Hexan-3-Ol chemical structure
Custom Synthesis

(2S,3S,5S)-5-Amino-2-( Dibenzylamino )-1,6-Diphenyl Hexan-3-Ol

CAT No. CS-O-30828
CAS No. 156732-15-9
Category Impurity
Parent API -
Formula C32H36N2O
Mol. Wt. 464.65
(2S,3Z)-Cefprozil chemical structure
Custom Synthesis

(2S,3Z)-Cefprozil

CAT No. CS-T-50437
CAS No. 110764-35-7
Category Impurity
Parent API Cefprozil Monohydrate
Formula C18H19N3O5S
Mol. Wt. 389.4
(2S,4R)-1-((S)-2-Amino-3,3-dimethylbutanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine chemical structure
Custom Synthesis

(2S,4R)-1-((S)-2-Amino-3,3-dimethylbutanoyl)-4-hydroxy-N-(4-(4-methylthiazol-5-yl)benzyl)pyrrolidine

CAT No. CS-MM-67195
CAS No. 1448297-52-6
Category Impurity
Parent API
Formula C22H31ClN4O3S
Mol. Wt. 467.3
(2S,4R)-1-(Diisopropoxyphosphoryl)-4-hydroxypyrrolidine-2-carboxylic acid chemical structure
Custom Synthesis

(2S,4R)-1-(Diisopropoxyphosphoryl)-4-hydroxypyrrolidine-2-carboxylic acid

CAT No. CS-O-54907
CAS No. 117286-92-7
Category Impurity
Parent API -
Formula C11H22NO6P
Mol. Wt. 295.27
(2S,4R)-4-Hydroxy-proline Benzyl Ester Toluene Sulfonic Acid Salt chemical structure
Custom Synthesis

(2S,4R)-4-Hydroxy-proline Benzyl Ester Toluene Sulfonic Acid Salt

CAT No. CS-T-56391
CAS No. 88501-00-2
Category Impurity
Parent API
Formula -
Mol. Wt.
(2S,4R)-N-(2,6-dimethylphenyl)-4-methyl-5-oxo-3-propyl-1-(o-tolyl)imidazolidine-2-carboxamide chemical structure
Custom Synthesis

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

CAT No. CS-O-59845
CAS No.
Category Impurity
Parent API Imidazole
Formula C23H29N3O2
Mol. Wt. 379.50
(2S,4R)-Sacubitril Calcium chemical structure
Custom Synthesis

(2S,4R)-Sacubitril Calcium

CAT No. CS-O-64187
CAS No. 3081732-56-8
Category Impurity
Parent API Sacubitril
Formula C48H56CaN2O10
Mol. Wt. 861.06
(2S,4R)-Teneligliptin chemical structure
Custom Synthesis

(2S,4R)-Teneligliptin

CAT No. CS-T-86724
CAS No. 1404559-15-4
Category Impurity
Parent API Teneligliptin
Formula -
Mol. Wt.
(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic acid chemical structure
Custom Synthesis

(2S,4S)-1-(tert-Butoxycarbonyl)-4-(4-(3-methyl-1-phenyl-1H-pyrazol-5-yl)piperazin-1-yl)pyrrolidine-2-carboxylic acid

CAT No. CS-O-38701
CAS No. 1821705-03-6
Category Impurity
Parent API Teneligliptin
Formula C24H33N5O4
Mol. Wt. 455.6
(2S,4S,5S,6S)-4-amino-6-methyltetrahydro-2H-pyran-2,5-diol chemical structure
Custom Synthesis

(2S,4S,5S,6S)-4-amino-6-methyltetrahydro-2H-pyran-2,5-diol

CAT No. CS-O-39614
CAS No. 746564-84-1
Category Impurity
Parent API -
Formula C6H13NO3
Mol. Wt. 147.17
(2S,5R)-5-((benzyloxy)amino)piperidine-2-carboxylic acid ethanedioate chemical structure
Custom Synthesis

(2S,5R)-5-((benzyloxy)amino)piperidine-2-carboxylic acid ethanedioate

CAT No. CS-O-53023
CAS No. 1501980-29-5(Free Base)
Category Impurity
Parent API Avibactam
Formula C15H20N2O7
Mol. Wt. 340.33
(2S,5R)-5-[(Phenylmethoxy)amino]-2-piperidinecarboxylic Acid Methyl Ester chemical structure
Custom Synthesis

(2S,5R)-5-[(Phenylmethoxy)amino]-2-piperidinecarboxylic Acid Methyl Ester

CAT No. CS-T-84645
CAS No. 1416134-73-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxylic acid chemical structure
Custom Synthesis

(2S,5R)-6-(benzyloxy)-7-oxo-1,6-diazabicyclo[3.2.1]octane-2-carboxylic acid

CAT No. CS-EM-02758
CAS No. 1174020-25-7
Category Impurity
Parent API Avibactam
Formula C14H16N2O4
Mol. Wt. 276.29
(2S,5R)-Emtricitabine Carboxylic Acid chemical structure
Custom Synthesis

(2S,5R)-Emtricitabine Carboxylic Acid

CAT No. CS-O-59279
CAS No.
Category Impurity
Parent API Emtricitabine
Formula C8H8FN3O4S
Mol. Wt. 261.23
(2S,5R)-tert-butyl 2-(4-aminobenzyl)-5-((R)-hydroxy(phenyl)methyl)pyrrolidine-1-carboxylate chemical structure
Custom Synthesis

(2S,5R)-tert-butyl 2-(4-aminobenzyl)-5-((R)-hydroxy(phenyl)methyl)pyrrolidine-1-carboxylate

CAT No. CS-O-38009
CAS No. -
Category Impurity
Parent API
Formula C23H30N2O3
Mol. Wt. 382.50
(2S,5S) Emtricitabine Menthyl Ester chemical structure
Custom Synthesis

(2S,5S) Emtricitabine Menthyl Ester

CAT No. CS-O-61837
CAS No. 147027-01-8
Category Impurity
Parent API Emtricitabine
Formula C18H26FN3O4S
Mol. Wt. 399.48
(2S,5S)-Avibactam Sodium Salt chemical structure
Custom Synthesis

(2S,5S)-Avibactam Sodium Salt

CAT No. CS-O-41050
CAS No. 2064219-26-5
Category Impurity
Parent API Avibactam
Formula C7H10N3O6S : Na
Mol. Wt. 264.2 : 23.0
(2S,5S)-Emtricitabine Carboxylic Acid chemical structure
Custom Synthesis

(2S,5S)-Emtricitabine Carboxylic Acid

CAT No. CS-O-59276
CAS No.
Category Impurity
Parent API Emtricitabine
Formula C8H8FN3O4S
Mol. Wt. 261.23
(2S,5S)-Fmoc-5-amino-1,2,4,5,6,7-hexahydro-azepino [3,2,1-hi] indole-4-one-2-carboxylic acid chemical structure
Custom Synthesis

(2S,5S)-Fmoc-5-amino-1,2,4,5,6,7-hexahydro-azepino [3,2,1-hi] indole-4-one-2-carboxylic acid

CAT No. CS-AC-03965
CAS No. 204326-24-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(2SR,3RS)-2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-2,3-butanediol chemical structure
Custom Synthesis

(2SR,3RS)-2-(2,4-Difluorophenyl)-1-(1H-1,2,4-triazol-1-yl)-2,3-butanediol

CAT No. CS-O-41326
CAS No. 637041-47-5
Category Impurity
Parent API -
Formula C12H13F2N3O2
Mol. Wt. 269.25
(2S-trans)-Diltiazem Hydrochloride chemical structure
Custom Synthesis

(2S-trans)-Diltiazem Hydrochloride

CAT No. CS-T-91958
CAS No. 103532-26-9
Category Impurity
Parent API Diltiazem
Formula -
Mol. Wt.
(2-tert-Butyl-phenoxy)-acetic acid chemical structure
Custom Synthesis

(2-tert-Butyl-phenoxy)-acetic acid

CAT No. CS-M-08906
CAS No. 19271-90-0
Category Impurity
Parent API
Formula -
Mol. Wt.
(2Z)-{2-[(Chloroacetyl)amino]-1,3-thiazol-4-yl}(methoxyimino)acetic acid chemical structure
Custom Synthesis

(2Z)-{2-[(Chloroacetyl)amino]-1,3-thiazol-4-yl}(methoxyimino)acetic acid

CAT No. CS-M-25429
CAS No. 64486-18-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(2Z)-1-Chloro-6,6-dimethyl-2-hepten-4-yne chemical structure
Custom Synthesis

(2Z)-1-Chloro-6,6-dimethyl-2-hepten-4-yne

CAT No. CS-T-72266
CAS No. 635708-74-6
Category Impurity
Parent API Terbinafine
Formula C9H13Cl
Mol. Wt. 156.7

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