Active pharmaceutical ingredient (API) impurities for research
All products contained in this category are intended for laboratory use only, and are not meant for human consumption.
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Methoxy-d3 Montelukast
Controlled ProductCAS:1351973-25-5
Applications Methoxy-d3 Montelukast is a labeled impurity of Montelukast (M568000), a selective leukotriene D4-receptor antagonist. …
Formula:
C36H35D3ClNO3S
Color and Shape:
Neat
Molecular weight:
603.23
Ref: TR-M264527
| 5mg | 266.00 € | ||
| 10mg | 484.00 € | ||
| 25mg | 1,034.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
N10-Monodesmethyl Rizatriptan
Controlled ProductCAS:144034-84-4
Impurity Rizatriptan EP Impurity I Applications N10-Monodesmethyl Rizatriptan (Rizatriptan EP Impurity I) is a metabolite …
Formula:
C14H17N5
Color and Shape:
Neat
Molecular weight:
255.32
Ref: TR-M539500
| 1mg | 247.00 € | ||
| 10mg | 1,703.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
3-Fluoro-4-phenylphenol
Controlled ProductCAS:477860-13-2
Applications 3-Fluoro-4-phenylphenol (cas# 477860-13-2) is a useful research chemical. Not a dangerous good if item …
Formula:
C12H9FO
Color and Shape:
Neat
Molecular weight:
188.20
Ref: TR-F600668
| 50mg | 107.00 € | ||
| 100mg | 143.00 € | ||
| 500mg | 370.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
2-Chloro-2',6'-dimethyl-d6-acetanilide
Controlled ProductCAS:1131-01-7
Stability Light Sensitive Applications 2-Chloro-2',6'-dimethyl-d6-acetanilide is the labeled analogue of 2-Chloro-2',6'-dimethylacetanilide (C365375), an intermediate of …
Formula:
C10H6D6ClNO
Color and Shape:
Neat
Molecular weight:
203.7
Ref: TR-C365377
| 25mg | 2,213.00 € | ||
| 2500µg | 343.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
![17Alpha-Methyl-4-[(phenylthio)methyl]testosterone](https://static.cymitquimica.com/products/TR/thumb/M324800.jpg)
17Alpha-Methyl-4-[(phenylthio)methyl]testosterone
Controlled ProductCAS:71507-77-2
Applications Testosterone (T155000) derivative.
Formula:
C27H36O2S
Color and Shape:
Neat
Molecular weight:
424.64
Ref: TR-M324800
| 10mg | 247.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Fmoc-Aph(Hor)-OH (~10% THF) (Degarelix intermediate)
Controlled ProductCAS:1253282-31-3
Applications Fmoc-Aph(Hor)-OH (CAS# 1253282-31-3) is an intermediate of degarelix, a pharmeceutical hormone used in the …
Formula:
C29H26N4O7
Color and Shape:
Neat
Molecular weight:
542.54
Ref: TR-F647563
| 1g | 415.00 € | ||
| 100mg | 91.00 € | ||
| 500mg | 282.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
D-Fructose-2-13C2 1,6-Bisphosphate Tetrasodium Salt Hydrate
Controlled ProductCAS:488-69-7
Applications Isotope labelled Fructose1,6-bisphosphate is an intermediate that lies within the glycolysis metabolic pathway and …
Formula:
C513CH10Na4O12P2•xH2O
Color and Shape:
Neat
Molecular weight:
429.03
Ref: TR-F792572
| 5mg | 247.00 € | ||
| 50mg | 1,577.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Moexipril tert-Butyl Ester Maleic Acid Salt
Controlled ProductCAS:103733-40-0
Applications An impurity of Moexipril (M485350). References Klutchko, S., et al.: J. Med. Chem., 24, …
Formula:
C31H42N2O7·C4H4O4
Color and Shape:
Neat
Molecular weight:
670.75
Ref: TR-M485330
| 5mg | 196.00 € | ||
| 10mg | 282.00 € | ||
| 25mg | 640.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
![(11Beta,16Alpha)-9-Bromo-21-[(ethoxycarbonyl)oxy]-11-(formyloxy)-17-hydroxy-16-methylpregna-1,4-di…](https://static.cymitquimica.com/products/TR/thumb/B683236.jpg)
(11Beta,16Alpha)-9-Bromo-21-[(ethoxycarbonyl)oxy]-11-(formyloxy)-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione
Controlled ProductCAS:192447-02-2
Stability Moisture Sensitive Applications (11β,16α)-9-Bromo-21-[(ethoxycarbonyl)oxy]-11-(formyloxy)-17-hydroxy-16-methylpregna-1,4-diene-3,20-dione is an impurity of Dexamethasone (D298800), a glucocorticoid used as …
Formula:
C26H33BrO8
Color and Shape:
Neat
Molecular weight:
553.44
Ref: TR-B683236
| 1mg | 372.00 € | ||
| 10mg | 2,528.00 € | ||
| 2500µg | 801.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
4-Anilino-4-oxobutanoic Acid-d5
Controlled ProductCAS:840529-98-8
Applications The labelled metabolite (MII) of Suberoylanilide Hydroxamic Acid (S688700). References Sun, W.S., et al.: …
Formula:
C10H5H6NO3
Color and Shape:
White To Off-White
Molecular weight:
198.23
Ref: TR-A663952
| 1mg | 288.00 € | ||
| 10mg | 1,874.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Telmisartan Dimer Impurity
Controlled ProductCAS:884330-14-7
Impurity Telmisartan dimer impurity Applications An impurity of Telmisartan (T017000).
Formula:
C46H38N4O4
Color and Shape:
Neat
Molecular weight:
710.82
Ref: TR-T017025
| 25mg | 2,353.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Fluorometholone D Homo Derivative
Controlled ProductApplications Fluorometholone D Homo Derivative is an impurity of Fluorometholone (F593145), a glucocorticoid; anti-inflammatory. References …
Formula:
C22H29FO4
Color and Shape:
Neat
Molecular weight:
376.46
Ref: TR-F597943
| 1mg | 343.00 € | ||
| 5mg | 1,289.00 € | ||
| 10mg | 2,213.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Fluticasone-d3 17Beta-Carboxylic Acid
Controlled ProductCAS:28416-82-2
Formula:
C21H23D3F2O5
Color and Shape:
Neat
Molecular weight:
399.44
Ref: TR-F599492
| 5mg | 2,633.00 € | ||
| 500µg | 390.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
Epoxy Metradiene
Controlled ProductCAS:83873-16-9
Applications Epoxy Metradiene is an impurity from synthesis of Fluorometholone (F593145),a glucocorticoid; anti-inflammatory. References Kupferman, …
Formula:
C22H28O4
Color and Shape:
Neat
Molecular weight:
356.46
Ref: TR-E589245
| 1mg | 343.00 € | ||
| 10mg | 2,251.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
![4-{1-Hydroxy-2-[3-(4-hydroxyphenyl)-5-methylcyclohexylamino]ethyl}phenol Hydrochloride (Mixture of…](https://static.cymitquimica.com/products/TR/thumb/H825390.jpg)
4-{1-Hydroxy-2-[3-(4-hydroxyphenyl)-5-methylcyclohexylamino]ethyl}phenol Hydrochloride (Mixture of D
Controlled ProductCAS:1798008-78-2
Applications 4-{1-Hydroxy-2-[3-(4-hydroxyphenyl)-5-methylcyclohexylamino]ethyl}phenol Hydrochloride is an impurity of Ractopamine (R071400).
Formula:
C21H27NO3·HCl
Color and Shape:
Neat
Molecular weight:
377.9
Ref: TR-H825390
| 1mg | 282.00 € | ||
| 10mg | 1,899.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
2-Chloro-N,N-dimethylethylamine-d6 Hydrochloride
Controlled ProductCAS:97941-91-8
Applications Isotope labelled 2-Chloro-N,N-dimethylethylamine is a widely used as an intermediate and starting reagent for …
Formula:
C4H6H4ClN·ClH
Color and Shape:
Neat
Molecular weight:
150.08
Ref: TR-C365812
| 10mg | 340.00 € | ||
| 100mg | 2,162.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
21-Hydroxy Deschloromometasone Furoate (Impurity) Mometasone Furoate Impurity H
CAS:148596-90-1
Impurity Mometasone Furoate EP Impurity H Applications 21-Hydroxy Deschloromometasone Furoate (Mometasone EP Impurity H) is …
Formula:
C27H31ClO7
Color and Shape:
Neat
Molecular weight:
502.98
Ref: TR-H948730
| 5mg | 846.00 € | ||
| 10mg | 1,415.00 € | ||
| 25mg | 2,299.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt (Mixture of Diastereomers)
Controlled ProductCAS:26560-38-3
Stability Hygroscopic Applications 5-(Methyl-d3)tetrahydrofolic Acid Calcium Salt is a labelled metabolite of Folic Acid (F680300); …
Formula:
C20D3H20N7O6·Ca
Color and Shape:
Neat
Molecular weight:
500.54
Ref: TR-M330132
| 1mg | 438.00 € | ||
| 10mg | 3,375.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
N-Methyl Omeprazole-d3(Mixture of isomers with the methylated nitrogens of imidazole)
Controlled ProductCAS:89352-76-1
Applications Labelled Omeprazole (O635000) impurity. References Allenmark, S., et al.: Anal. Biochem., 136, 293 (1984), …
Formula:
C18H18D3N3O3S
Color and Shape:
Neat
Molecular weight:
362.46
Ref: TR-M324502
| 10mg | 247.00 € | ||
| 100mg | 1,577.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
(S)-2-Chloro-1-(3,4-difluorophenyl)ethanol
Controlled ProductCAS:1006376-60-8
Applications (S)-2-Chloro-1-(3,4-difluorophenyl)ethanol is a building block used in organic synthesis including bein an intermediate in …
Formula:
C8H7ClF2O
Color and Shape:
Neat
Molecular weight:
192.59
Ref: TR-C365268
| 1g | 155.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025
