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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Propafenone Dimer Impurity (Mixture of Diastereomers)
CAS:1346603-80-2
Impurity Propafenone EP Impurity G; Propafenone BP Related Compound G Applications Propafenone Dimer Impurity (Mixture …
Formula:
C39H45NO6
Color and Shape:
Off-White To Beige
Molecular weight:
623.78
Ref: TR-P757520
| 5mg | 355.00 € | ||
| 50mg | 2,345.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Acetaminophen Glutathione-d3 Disodium Salt
Controlled ProductCAS:64889-81-2
Formula:
C18H19D3N4Na2O8S
Purity:
~90%
Color and Shape:
Off-White To Dark Brown
Molecular weight:
503.45
Ref: TR-A161226
| 250µg | 407.00 € | ||
| 2500µg | 2,804.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Erdosteine
Controlled ProductCAS:84611-23-4
Applications Erdosteine is a mucolytic. Erdosteine was developed for the treatment of chronic obstructive bronchitis. …
Formula:
C8H11NO4S2
Color and Shape:
White To Off-White
Molecular weight:
249.31
Ref: TR-E596050
| 1g | 242.00 € | ||
| 5g | 839.00 € | ||
| 500mg | 183.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Propiophenone
Controlled ProductCAS:93-55-0
Applications Propiophenone is an aryl ketone used in the preparation of pharmaceutical and organic compounds. …
Formula:
C9H10O
Color and Shape:
Colourless
Molecular weight:
134.18
Ref: TR-P827900
| 25g | 128.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Ref: TR-F685400
| 25mg | 335.00 € | ||
| 250mg | 2,122.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
(R,S,S)-Enalapril Maleate
Controlled ProductCAS:1356932-13-2
Impurity Enalapril EP Impurity A Stability Hygroscopic Applications (R,S,S)-Enalapril Maleate (Enalapril EP Impurity A) is …
Formula:
C20H28N2O5·C4H4O4
Color and Shape:
Neat
Molecular weight:
492.52
Ref: TR-E555245
| 5mg | 392.00 € | ||
| 50mg | 2,624.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Propoxyphenyl Thiosildenafil
Controlled ProductCAS:479073-87-5
Applications Propoxyphenyl-thiosildenafil is an analogue of Thiosildenafil (T371500). Propoxyphenyl-thiosildenafil has been used in the preparation …
Formula:
C23H32N6O3S2
Color and Shape:
Neat
Molecular weight:
504.67
Ref: TR-P831635
| 5mg | 348.00 € | ||
| 50mg | 2,278.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
11-Deoxy Corticosterone-d7
Controlled ProductCAS:64-85-7
Applications Labelled Deoxycorticosterone. A mineralocorticoid that occurs in adrenal cortex. It acts as a precursor …
Formula:
C21H23D7O3
Color and Shape:
White To Off-White
Molecular weight:
337.5
Ref: TR-D232593
| 1mg | 367.00 € | ||
| 10mg | 2,413.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
(3Z)-17-Desacetyl Norgestimate
Controlled ProductCAS:74183-55-4
Applications A metabolite of Norgestimate. Note- The oxime isomerizes when: 1) Heated in any solvent …
Formula:
C21H29NO2
Color and Shape:
White To Beige
Molecular weight:
327.46
Ref: TR-D288700
| 5mg | 181.00 € | ||
| 10mg | 234.00 € | ||
| 25mg | 343.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
cis-Dimethylacetildenafil
Controlled ProductCAS:1417999-76-8
Formula:
C25H34N6O3
Color and Shape:
Neat
Molecular weight:
466.58
Ref: TR-D282120
| 10mg | 344.00 € | ||
| 100mg | 2,316.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Normesuximide-d5
Controlled ProductCAS:1185130-51-1
Formula:
C11H6D5NO2
Color and Shape:
Neat
Molecular weight:
194.24
Ref: TR-N720502
| 1mg | 403.00 € | ||
| 10mg | 2,661.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
N-Demethyl Trimebutine-d5 Hydrochloride
Controlled ProductCAS:1286632-72-1
Applications The main bioactive labelled metabolite of Trimebutine. References Miura, Y., et al.: Drug Metab. …
Formula:
C21H22D5NO5·HCl
Color and Shape:
Neat
Molecular weight:
414.93
Ref: TR-D231342
| 1mg | 352.00 € | ||
| 10mg | 2,262.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
N-Nitroso-N-methyl-DL-phenylalanine
Controlled ProductCAS:41867-08-7
Formula:
C10H12N2O3
Color and Shape:
Neat
Molecular weight:
208.21
Ref: TR-N529950
| 10mg | 275.00 € | ||
| 100mg | 1,813.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
(R)-Pregabalin
Controlled ProductCAS:148553-51-9
Impurity Pregabalin USP Related Compound A Applications R-Enantiomer of Pregabalin. A GABA analogue used as …
Formula:
C8H17NO2
Color and Shape:
White
Molecular weight:
159.23
Ref: TR-P704785
| 10mg | 561.00 € | ||
| 25mg | 1,282.00 € | ||
| 50mg | 2,096.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
rac-Pregabalin N,N-Diethyl Amide rac-Tartrate
Controlled ProductCAS:1094517-69-7
Applications An impurity of rac-Pregabalin (P704800) used in the processes for preparation of Pregabalin and …
Formula:
C16H32N2O7
Color and Shape:
Neat
Molecular weight:
364.43
Ref: TR-P704805
| 25mg | 2,423.00 € | ||
| 2500µg | 349.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
1,2-Dehydro-3-oxo Rocuronium Bromide
Controlled ProductCAS:1190105-67-9
Impurity Rocuronium EP Impurity H Stability Hygroscopic Applications 1,2-Dehydro-3-oxo Rocuronium Bromide (Rocuronium EP Impurity H) …
Formula:
C32H49N2O4·Br
Color and Shape:
Neat
Molecular weight:
605.65
Ref: TR-D230515
| 1mg | 182.00 € | ||
| 5mg | 440.00 € | ||
| 50mg | 3,468.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
4-Hydroxy-3-methoxymandelic Acid-13C6
Controlled ProductCAS:1189690-96-7
Formula:
C313C6H10O5
Color and Shape:
Neat
Molecular weight:
204.13
Ref: TR-H946333
| 1mg | 787.00 € | ||
| 500µg | 437.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
Dimepheptanol
Controlled ProductCAS:545-90-4
Applications Methadol is an intermediate in synthesizing Acetylmethadol Hydrochloride (A186330), a synthetic opioid similar in …
Formula:
C21H29NO
Color and Shape:
Neat
Molecular weight:
311.46
Ref: TR-M225893
| 25mg | 833.00 € | ||
| 50mg | 1,628.00 € | ||
| 100mg | 2,581.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
1-(Cyano-(4-methoxyphenyl)methyl)cyclohexanol
CAS:93413-76-4
Formula:
C15H19NO2
Color and Shape:
Neat
Molecular weight:
245.32
Ref: TR-C982103
| 100mg | 253.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
10-Methoxy Iminostilbene
Controlled ProductCAS:4698-11-7
Applications 10-Methoxy Iminostilbene exhibits antioxidant activity in vitro References Kumar, H. V., et al.: E-J. …
Formula:
C15H13NO
Color and Shape:
Neat
Molecular weight:
223.27
Ref: TR-M262638
| 5mg | 445.00 € | ||
| 10mg | 825.00 € | ||
| 25mg | 1,645.00 € |
Estimated delivery in United States, on Tuesday 4 Feb 2025
