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.
Read more
Acetildenafil
Controlled ProductCAS:831217-01-7
Applications It is a designer drug which acts as a phosphodiesterase inhibitor. It is a …
Formula:
C25H34N6O3
Color and Shape:
Off-White
Molecular weight:
466.58
Ref: TR-A161600
1mg | 117.00 € | ||
10mg | 761.00 € | ||
2500µg | 285.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
9-[4-Acetoxy-3-(acetoxymethyl)butyl]-2-amino-6-chloropurine
Controlled ProductCAS:97845-60-8
Impurity 6-Chloro Famciclovir Impurity Applications 9-[4-Acetoxy-3-(acetoxymethyl)butyl]-2-amino-6-chloropurine is an impurity of Famciclovir (F101125), an antiviral agent …
Formula:
C14H18ClN5O4
Color and Shape:
Neat
Molecular weight:
355.78
Ref: TR-A164140
1g | 308.00 € | ||
10g | 1,544.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Miconazole N-(2-Methyl)propanoate
Controlled ProductCAS:1370335-38-8
Applications Miconazole N-(2-Methyl)propanoate is an impurity of Miconazole (M342500). Miconazole EP Impurity E.
Formula:
C22H20Cl4N2O3
Color and Shape:
Neat
Molecular weight:
502.22
Ref: TR-M342515
50mg | 330.00 € | ||
500mg | 2,188.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
(1R,3R,4R)-Entecavir
Controlled ProductCAS:1367369-76-3
Applications (1R,3R,4R)-Entecavir is an isomeric impurity of Entecavir (E558900).
Formula:
C12H15N5O3
Color and Shape:
Neat
Molecular weight:
277.28
Ref: TR-E558935
1mg | 582.00 € | ||
2500µg | 1,342.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Deiodo Amiodarone
Controlled ProductCAS:1397201-93-2
Impurity Amiodarone EP Impurity C /Amiodarone USP Related Compound C Applications An intermediate of Amiodarone …
Formula:
C25H30INO3·ClH
Color and Shape:
Neat
Molecular weight:
519.415
Ref: TR-D229025
10mg | 341.00 € | ||
100mg | 2,190.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
3'-N-[[4-(Acetylamino)phenyl]sulfonyl]-3'-N-demethyl Azithromycin
CAS:612069-30-4
Impurity USP Azithromycin Related Impurity H /Azithromycin EP Impurity H Stability Hygroscopic Applications 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-demethyl Azithromycin …
Formula:
C45H77N3O15S
Color and Shape:
Brown
Molecular weight:
932.17
Ref: TR-A168295
10mg | 315.00 € | ||
100mg | 2,039.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
trans-trans-10,11-Epoxy Farnesenic Acid-d3 Methyl Ester
Controlled ProductCAS:951116-89-5
Applications Labelled trans-trans-10,11-Epoxy Farnesenic Acid Methyl Ester (E589400). trans-trans-10,11-Epoxy Farnesenic Acid Methyl Ester is a …
Formula:
C16H23D3O3
Color and Shape:
Neat
Molecular weight:
269.39
Ref: TR-E589402
25mg | 2,297.00 € | ||
2500µg | 346.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
(2b)-Methyl Megestrol Acetate
Controlled ProductCAS:1259198-59-8
Impurity Megestrol Acetate EP Impurity G Applications (2β)-Methyl Megestrol Acetate (Megestrol Acetate EP Impurity G) …
Formula:
C25H34O4
Color and Shape:
Neat
Molecular weight:
398.54
Ref: TR-M320245
1mg | 383.00 € | ||
10mg | 2,618.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Hydroxy Pioglitazone-d4 (M-IV)
Controlled ProductCAS:1188263-49-1
Applications Hydroxy Pioglitazone-d4 (M-IV) is the labeled analogue of Hydroxy Pioglitazone (M-IV) (H952075), a metabolite …
Formula:
C19H4H16N2O4S
Color and Shape:
Neat
Molecular weight:
376.46
Ref: TR-H952078
5mg | 2,074.00 € | ||
500µg | 324.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
N-[(2E)-6,6-Dimethyl-2-hepten-4-yn-1-yl]-N-methyl-2-naphthalenemethanamine Hydrochloride
Controlled ProductCAS:877265-30-0
Impurity Terbinafine EP Impurity C Stability Hygroscopic Applications N-[(2E)-6,6-Dimethyl-2-hepten-4-yn-1-yl]-N-methyl-2-naphthalenemethanamine Hydrochloride (Terbinafine EP Impurity C Not …
Formula:
C21H25N·ClH
Color and Shape:
White Solid
Molecular weight:
327.89
Ref: TR-D473210
50mg | 326.00 € | ||
500mg | 2,046.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
5-Hydroxy Topotecan Dihydrochloride (Mixture of Diastereomers)
Controlled ProductCAS:504413-73-4
Stability Hygroscopic Applications Dihydrochloride Salt of 5-Hydroxy Topotecan, is the metabolite of Topotecan (T542500), which …
Formula:
C23H23N3O6
Color and Shape:
Neat
Molecular weight:
437.45
Ref: TR-H954455
1mg | 260.00 € | ||
10mg | 1,747.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
3-Amino-1-propanol
CAS:156-87-6
Stability hygroscopic Applications 3-Amino-1-propanol is used in the synthesis of tetrathiafulvalenes displaying optical and electrochemical …
Formula:
C3H9NO
Color and Shape:
Colourless
Molecular weight:
75.11
Ref: TR-A628130
1g | 110.00 € | ||
10g | 126.00 € | ||
100g | 241.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
N-Acetyl Sulfadiazine
Controlled ProductCAS:127-74-2
Formula:
C12H12N4O3S
Color and Shape:
Off-White
Molecular weight:
292.31
Ref: TR-A187810
5mg | 252.00 € | ||
10mg | 341.00 € | ||
100mg | 2,163.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
1-Methyl Ethynyl Estradiol
Controlled ProductCAS:15071-66-6
Impurity Ethinylestradiol EP Impurity J Applications 1-Methyl Ethynyl Estradiol (Ethinylestradiol EP Impurity J) is an …
Formula:
C21H26O2
Color and Shape:
Neat
Molecular weight:
310.43
Ref: TR-M304960
5mg | 259.00 € | ||
50mg | 1,747.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Garamine Triacetate Salt (Gentamicin Impurity)
CAS:49751-51-1
Stability Hygroscopic Applications Gentamicin (G360600) impurity, which inhibits protein synthesis by binding to L6 protein …
Formula:
C13H27N3O6C2H4O2
Color and Shape:
Neat
Molecular weight:
501.53
Ref: TR-G245300
1mg | 347.00 € | ||
10mg | 2,202.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Tenamfetamine Hydrochloride
Controlled ProductCAS:6292-91-7
Applications A metabolite of MDMA. Entactogen; synthetic amphetamine derivative with stimulant and hallucinogenic properties.Controlled substance …
Formula:
C10H13NO2·ClH
Color and Shape:
Beige
Molecular weight:
215.68
Ref: TR-M303965
5mg | 173.00 € | ||
10mg | 232.00 € | ||
250mg | 2,391.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
Bisnortilidine
Controlled ProductCAS:53948-51-9
Applications A metabolite of Tilidine (T440300(M)), which is a controlled substance (opiate) and a analgesic. …
Formula:
C15H19NO2
Color and Shape:
Light Yellow
Molecular weight:
245.32
Ref: TR-B508850
10mg | 231.00 € | ||
25mg | 320.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
3,6-Methylene-2,5-piperazinedione
Controlled ProductCAS:15996-22-2
Applications 3,6-Methylene-2,5-piperazinedione is an impurity of Cycloserine (C988800), an antibacterial agent. References Ajo, D., et …
Formula:
C6H6N2O2
Color and Shape:
Neat
Molecular weight:
138.12
Ref: TR-M304240
5mg | 317.00 € | ||
50mg | 2,079.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
a-Hydroxy Montelukast
Controlled ProductCAS:2045402-27-3
Stability Hygroscopic Applications A hydroxylated impurity of the selective leukotriene D4-receptor antagonist, Montelukast (M568000).
Formula:
C35H36ClNO4S
Color and Shape:
Light Orange Colour To Yellow
Molecular weight:
602.18
Ref: TR-H948650
10mg | 5,227.00 € | ||
500µg | 576.00 € | ||
2500µg | 1,751.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024
1-Aminoindane Hydrochloride
CAS:70146-15-5
Formula:
C9H11N·ClH
Color and Shape:
White Solid
Molecular weight:
169.65
Ref: TR-A612260
1g | 94.00 € | ||
5g | 160.00 € | ||
10g | 255.00 € |
Estimated delivery in United States, on Tuesday 29 Oct 2024