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Categories / Impurity

Impurity Products

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

Showing 9625-9648 of 27565 products
All In Stock Custom Synthesis
4-(Maleimidomethyl)cyclohexane-1-carbonyl-1-(tert-butyl)carbazate chemical structure
Custom Synthesis

4-(Maleimidomethyl)cyclohexane-1-carbonyl-1-(tert-butyl)carbazate

CAT No. CS-T-31476
CAS No. 887406-71-5
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(METHOXYCARBONYL)BENZENEBORONIC ACID chemical structure
Custom Synthesis

4-(METHOXYCARBONYL)BENZENEBORONIC ACID

CAT No. CS-DL-01072
CAS No. 99768-12-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4'-(methoxymethyl)-[1,1'-biphenyl]-2-carbonitrile chemical structure
Custom Synthesis

4'-(methoxymethyl)-[1,1'-biphenyl]-2-carbonitrile

CAT No. CS-O-44102
CAS No. 2163824-95-9
Category Impurity
Parent API -
Formula C15H13NO
Mol. Wt. 223.27
4-(Morpholin-4-ylmethyl)benzoic acid hydrochloride chemical structure
Custom Synthesis

4-(Morpholin-4-ylmethyl)benzoic acid hydrochloride

CAT No. CS-M-50388
CAS No. 65101-82-8
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(N,N-Dimethylaminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole chemical structure
Custom Synthesis

4-(N,N-Dimethylaminosulfonyl)-7-fluoro-2,1,3-benzoxadiazole

CAT No. CS-T-53501
CAS No. 98358-90-8
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Piperidin-2-ylcarbonyl)morpholine chemical structure
Custom Synthesis

4-(Piperidin-2-ylcarbonyl)morpholine

CAT No. CS-M-25691
CAS No. 121791-04-6
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Pyrrolidin-1-ylmethyl)piperidine chemical structure
Custom Synthesis

4-(Pyrrolidin-1-ylmethyl)piperidine

CAT No. CS-M-08188
CAS No. 683772-11-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Pyrrolidin-2-ylmethyl)morpholine chemical structure
Custom Synthesis

4-(Pyrrolidin-2-ylmethyl)morpholine

CAT No. CS-M-29011
CAS No. 215503-90-5
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Pyrrolidin-3-yl)piperazine-1-carboxylic Acid tert-Butyl Ester chemical structure
Custom Synthesis

4-(Pyrrolidin-3-yl)piperazine-1-carboxylic Acid tert-Butyl Ester

CAT No. CS-T-60992
CAS No. 885959-36-4
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(pyrrolidino Sulfonyl Methyl) phenyl Hydrazine Hydrochloride chemical structure
Custom Synthesis

4-(pyrrolidino Sulfonyl Methyl) phenyl Hydrazine Hydrochloride

CAT No. CS-O-31397
CAS No. 334981-11-2
Category Impurity
Parent API Almotriptan
Formula C11H18ClN3O2S : HCl
Mol. Wt. 291.8 : 36.5
4-(S)-1-Des(methylamine)-1-oxo-2-(R,S)-hydroxy Sertraline chemical structure
Custom Synthesis

4-(S)-1-Des(methylamine)-1-oxo-2-(R,S)-hydroxy Sertraline

CAT No. CS-T-15721
CAS No. 124345-10-4
Category Impurity
Parent API Sertraline
Formula -
Mol. Wt.
4-(tert-Butyl)-N,N-bis(6-chloro-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)benzenesulfonamide chemical structure
Custom Synthesis

4-(tert-Butyl)-N,N-bis(6-chloro-5-(2-methoxyphenoxy)-[2,2'-bipyrimidin]-4-yl)benzenesulfonamide

CAT No. CS-O-59201
CAS No.
Category Impurity
Parent API Bosentan
Formula C40H33Cl2N9O6S
Mol. Wt. 838.72
4-(Tetrahydro-2-furanylmethoxy)piperidine hydrochloride chemical structure
Custom Synthesis

4-(Tetrahydro-2-furanylmethoxy)piperidine hydrochloride

CAT No. CS-M-07859
CAS No. 1174044-75-7
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Thiomorpholin-4-ylmethyl)benzoic acid chemical structure
Custom Synthesis

4-(Thiomorpholin-4-ylmethyl)benzoic acid

CAT No. CS-M-50394
CAS No. 414892-27-6
Category Impurity
Parent API
Formula -
Mol. Wt.
4-(Trifluoromethoxy)phenol chemical structure
Custom Synthesis

4-(Trifluoromethoxy)phenol

CAT No. CS-T-45288
CAS No. 828-27-3
Category Impurity
Parent API Delamanid
Formula C7H5F3O2
Mol. Wt. 178.11
4-(trifluoromethyl)benzenesulfonic acid chemical structure
Custom Synthesis

4-(trifluoromethyl)benzenesulfonic acid

CAT No. CS-O-54958
CAS No. 109787-11-3
Category Impurity
Parent API -
Formula C7H5F3O3S
Mol. Wt. 226.17
4,10-Bis((1-oxido-2-pyridinyl)methyl)-1,4,7,10-tetraazacyclododecane-1,7-diacetic Acid chemical structure
Custom Synthesis

4,10-Bis((1-oxido-2-pyridinyl)methyl)-1,4,7,10-tetraazacyclododecane-1,7-diacetic Acid

CAT No. CS-T-49390
CAS No. 1187176-56-2
Category Impurity
Parent API
Formula -
Mol. Wt.
4,17a-Dimethyl-2-hydroxymethylene Testosterone chemical structure
Custom Synthesis

4,17a-Dimethyl-2-hydroxymethylene Testosterone

CAT No. CS-T-53597
CAS No. 38539-99-0
Category Impurity
Parent API Testosterone
Formula -
Mol. Wt.
4,17a-Dimethyltestosterone chemical structure
Custom Synthesis

4,17a-Dimethyltestosterone

CAT No. CS-T-53600
CAS No. 28626-76-8
Category Impurity
Parent API Testosterone
Formula -
Mol. Wt.
4,4'-((propane-2,2-diylbis(4,1-phenylene))bis(oxy))bis(2-methylisoindoline-1,3-dione) chemical structure
Custom Synthesis

4,4'-((propane-2,2-diylbis(4,1-phenylene))bis(oxy))bis(2-methylisoindoline-1,3-dione)

CAT No. CS-O-44623
CAS No. 54395-51-6
Category Impurity
Parent API Bisphenol
Formula C33H26N2O6
Mol. Wt. 546.57
4,4-(2,2-difluorobenzo[d][1,3]dioxole-4,7-diyl)bis(1H-pyrrole-3-carbonitrile) chemical structure
Custom Synthesis

4,4-(2,2-difluorobenzo[d][1,3]dioxole-4,7-diyl)bis(1H-pyrrole-3-carbonitrile)

CAT No. CS-O-03472
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt.
4,4'-(diazene-1,2-diyl)bis(2-fluoro-N-methylbenzamide) chemical structure
Custom Synthesis

4,4'-(diazene-1,2-diyl)bis(2-fluoro-N-methylbenzamide)

CAT No. CS-O-53599
CAS No.
Category Impurity
Parent API Enzalutamide
Formula C16H14F2N4O2
Mol. Wt. 332.30
4,4'-(hydrazine-1,2-diyl)bis(2-fluoro-N-methylbenzamide) chemical structure
Custom Synthesis

4,4'-(hydrazine-1,2-diyl)bis(2-fluoro-N-methylbenzamide)

CAT No. CS-O-43129
CAS No.
Category Impurity
Parent API Enzalutamide
Formula C16H16F2N4O2
Mol. Wt. 334.32
4,4'-(Hydroxy(pyridin-2-yl)methylene)diphenol chemical structure
Custom Synthesis

4,4'-(Hydroxy(pyridin-2-yl)methylene)diphenol

CAT No. CS-O-44992
CAS No. -
Category Impurity
Parent API Picosulfate
Formula C18H15NO3
Mol. Wt. 293.32

Impurity Products at Clearsynth

Browse available Impurity products from Clearsynth. These compounds support analytical research, quality control and pharmaceutical development.

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