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Categories / Impurity

Impurity Products

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

Showing 5593-5616 of 27556 products
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(1-(3-Methoxyphenyl)-2-methylpentan-1-one) chemical structure
Custom Synthesis

(1-(3-Methoxyphenyl)-2-methylpentan-1-one)

CAT No. CS-O-52386
CAS No. 1592075-83-6
Category Impurity
Parent API Tapentadol
Formula C13H18O2
Mol. Wt. 206.28
(1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-3a,4,5,6,7,7a-hexahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid) chemical structure
Custom Synthesis

(1-(4-methoxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-3a,4,5,6,7,7a-hexahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylic acid)

CAT No. CS-O-39331
CAS No. -
Category Impurity
Parent API
Formula C25H26N4O5
Mol. Wt. 462.50
(1-(4-methoxyphenyl)propan-2-yl)aspartate Sodium chemical structure
Custom Synthesis

(1-(4-methoxyphenyl)propan-2-yl)aspartate Sodium

CAT No. CS-O-62538
CAS No. -
Category Impurity
Parent API Formoterol
Formula C14H17NNa2O5
Mol. Wt. 325.27
(1-(Cyanomethyl)cyclopropyl)methyl Methanesulfonate chemical structure
Custom Synthesis

(1-(Cyanomethyl)cyclopropyl)methyl Methanesulfonate

CAT No. CS-T-73613
CAS No. 152922-86-6
Category Impurity
Parent API Montelukast
Formula C7H11NO3S
Mol. Wt. 189.23
(1,2,6,7,-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile chemical structure
Custom Synthesis

(1,2,6,7,-Tetrahydro-8H-indeno[5,4-b]furan-8-ylidene)acetonitrile

CAT No. CS-T-43732
CAS No. 221530-44-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(1,3:2,4) Dibenzylidene sorbitol (DBS) chemical structure
Custom Synthesis

(1,3:2,4) Dibenzylidene sorbitol (DBS)

CAT No. CS-DU-00070
CAS No. 19046-64-1
Category Impurity
Parent API Sorbitol
Formula -
Mol. Wt.
(1,3-Dimethyl-2,5-dioxoimidazolidin-4-yl)-acetic acid chemical structure
Custom Synthesis

(1,3-Dimethyl-2,5-dioxoimidazolidin-4-yl)-acetic acid

CAT No. CS-M-25292
CAS No. 26972-48-5
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[(3,4,5-Trimethoxyphenyl)amino]-carbonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[(3,4,5-Trimethoxyphenyl)amino]-carbonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28785
CAS No. 1142202-68-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[3-(3-Methylphenyl)-1-phenyl-1H-pyrazol-4-yl]-carbonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[3-(3-Methylphenyl)-1-phenyl-1H-pyrazol-4-yl]-carbonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28850
CAS No. 1172417-82-1
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[4-(Acetylamino)phenyl]sulfonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[4-(Acetylamino)phenyl]sulfonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28851
CAS No. 1142210-40-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[4-(Ethoxycarbonyl)-3,5-dimethyl-1H-pyrrol-2-yl]carbonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[4-(Ethoxycarbonyl)-3,5-dimethyl-1H-pyrrol-2-yl]carbonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28795
CAS No. 1142202-84-3
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[4-(Isopropoxycarbonyl)-3,5-dimethyl-1H-pyrrol-2-yl]carbonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[4-(Isopropoxycarbonyl)-3,5-dimethyl-1H-pyrrol-2-yl]carbonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28834
CAS No. 1142210-05-6
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{[5-(Ethoxycarbonyl)-2,4-dimethyl-1H-pyrrol-3-yl]carbonyl}piperidin-4-yl)acetic acid chemical structure
Custom Synthesis

(1-{[5-(Ethoxycarbonyl)-2,4-dimethyl-1H-pyrrol-3-yl]carbonyl}piperidin-4-yl)acetic acid

CAT No. CS-M-28830
CAS No. 1142209-97-9
Category Impurity
Parent API
Formula -
Mol. Wt.
(1-{4-[2-(1-piperidinyl)ethoxy]phenyl}ethanone oxalate) chemical structure
Custom Synthesis

(1-{4-[2-(1-piperidinyl)ethoxy]phenyl}ethanone oxalate)

CAT No. CS-O-38324
CAS No. -
Category Impurity
Parent API
Formula C17H23NO6
Mol. Wt. 337.37
(10E,12E)-10,12-Hexadecadienol chemical structure
Custom Synthesis

(10E,12E)-10,12-Hexadecadienol

CAT No. CS-T-26053
CAS No. 765-19-5
Category Impurity
Parent API Hexadecadienol
Formula C16H30O
Mol. Wt. 238.41
(11bR)-(-)-4,4-Dibutyl-4,5-dihydro-2,6-bis(3,4,5-trifluorophenyl)-3H-dinaphth[2,1-c:1',2'-e]azepiniu chemical structure
Custom Synthesis

(11bR)-(-)-4,4-Dibutyl-4,5-dihydro-2,6-bis(3,4,5-trifluorophenyl)-3H-dinaphth[2,1-c:1',2'-e]azepiniu

CAT No. CS-T-88524
CAS No. 887938-70-7
Category Impurity
Parent API
Formula -
Mol. Wt. 668.73799 g/mol
(11bS)-4,4-dibutyl-4,5-dihydro-2,6-bis(3,4,5-trifluorophenyl)-3H-Dinaphth[2,1-c:1,2-e]azepinium brom chemical structure
Custom Synthesis

(11bS)-4,4-dibutyl-4,5-dihydro-2,6-bis(3,4,5-trifluorophenyl)-3H-Dinaphth[2,1-c:1,2-e]azepinium brom

CAT No. CS-DV-00029
CAS No. 851942-89-7
Category Impurity
Parent API
Formula NA
Mol. Wt. 748.65 g/mol
(11S)-Dihydroartemisinic Acid chemical structure
Custom Synthesis

(11S)-Dihydroartemisinic Acid

CAT No. CS-O-60356
CAS No. 110715-68-9
Category Impurity
Parent API Artemisinic Acid
Formula C15H24O2
Mol. Wt. 236.35
(11α,13E,17S)-9-O-Acetyl-17,20-dimethyl-15-oxo-2-(phenylseleno)-11-O-tetrahydropyranyl-prosta-13-en-1-oic Acid-d3 Methyl Ester (Mixture of Diastereomers) chemical structure
Custom Synthesis

(11α,13E,17S)-9-O-Acetyl-17,20-dimethyl-15-oxo-2-(phenylseleno)-11-O-tetrahydropyranyl-prosta-13-en-1-oic Acid-d3 Methyl Ester (Mixture of Diastereomers)

CAT No. CS-T-97843
CAS No.
Category Impurity
Parent API
Formula C36H51D3O7Se
Mol. Wt. 680.79
(13S)-13-O-Methylamphotericin B chemical structure
Custom Synthesis

(13S)-13-O-Methylamphotericin B

CAT No. CS-O-53716
CAS No. 944242-31-3
Category Impurity
Parent API Amphotericin B
Formula C48H75NO17
Mol. Wt. 938.11
(13S,14S,17R)-Ethinyl Estradiol chemical structure
Custom Synthesis

(13S,14S,17R)-Ethinyl Estradiol

CAT No. CS-P-07878
CAS No. 1357266-17-1
Category Impurity
Parent API Ethinyl Estradiol
Formula C20H20O2
Mol. Wt. 292.4
(15S)-Latanoprost Acid chemical structure
Custom Synthesis

(15S)-Latanoprost Acid

CAT No. CS-T-57189
CAS No. 41639-84-3
Category Impurity
Parent API Latanoprost
Formula C23H34O5
Mol. Wt. 390.52
(1-6)-Icatibant chemical structure
Custom Synthesis

(1-6)-Icatibant

CAT No. CS-O-56742
CAS No. 2698340-93-9
Category Impurity
Parent API Icatibant
Formula C31H50N12O8S
Mol. Wt. 750.87
(16a)-21-Acetyloxy-16,17-dihydroxy-pregna-1,4,9(11)-triene-3,20-dione chemical structure
Custom Synthesis

(16a)-21-Acetyloxy-16,17-dihydroxy-pregna-1,4,9(11)-triene-3,20-dione

CAT No. CS-T-47200
CAS No. 77017-20-0
Category Impurity
Parent API Budesonide ( Mixture of Isomers)
Formula C23H28O6
Mol. Wt. 400.5

Impurity Products at Clearsynth

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