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Categories / Impurity

Impurity Products

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

Showing 8137-8160 of 27561 products
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1a,25(R),26(OH)-23-oxovitamin D3 chemical structure
Custom Synthesis

1a,25(R),26(OH)-23-oxovitamin D3

CAT No. CS-O-46166
CAS No. -
Category Impurity
Parent API vitamin D3
Formula C27H42O5
Mol. Wt. 446.63
1a,25(S),26(OH)-vitamin D3 chemical structure
Custom Synthesis

1a,25(S),26(OH)-vitamin D3

CAT No. CS-O-46167
CAS No. 77372-59-9
Category Impurity
Parent API vitamin D3
Formula C27H44O4
Mol. Wt. 432.65
1-Acetoxy-4-(N-acetyl-L-cysteinyl)-2-butanone chemical structure
Custom Synthesis

1-Acetoxy-4-(N-acetyl-L-cysteinyl)-2-butanone

CAT No. CS-T-00333
CAS No. 144889-52-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Acetoxy-4-methoxycarbonyl-2,2,6,6-tetramethylpiperidine chemical structure
Custom Synthesis

1-Acetoxy-4-methoxycarbonyl-2,2,6,6-tetramethylpiperidine

CAT No. CS-T-00407
CAS No. 439858-37-4
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Acetyl-4-(3-Trifluoromethylbenzoyl)-piperidine chemical structure
Custom Synthesis

1-Acetyl-4-(3-Trifluoromethylbenzoyl)-piperidine

CAT No. CS-T-01223
CAS No. 61714-98-5
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Acetyl-4-[4-(methoxymethoxy)phenyl]piperazine chemical structure
Custom Synthesis

1-Acetyl-4-[4-(methoxymethoxy)phenyl]piperazine

CAT No. CS-T-00885
CAS No. 1246819-45-3
Category Impurity
Parent API
Formula -
Mol. Wt.
1-acetyl-4-[4-[[(2RS,4RS)-2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methox chemical structure
Custom Synthesis

1-acetyl-4-[4-[[(2RS,4RS)-2-(2,4-dichlorophenyl)-2-(1H-imidazol-1-ylmethyl)-1,3-dioxolan-4-yl]methox

CAT No. CS-O-36837
CAS No. 79156-75-5
Category Impurity
Parent API
Formula C26H28Cl2N4O4
Mol. Wt. 531.43
1-Acetyl-6-iodo-1H-indazole chemical structure
Custom Synthesis

1-Acetyl-6-iodo-1H-indazole

CAT No. CS-O-40131
CAS No. 850363-52-9
Category Impurity
Parent API Losartan
Formula C9H7IN2O
Mol. Wt. 286.07
1-Allyl-catellagic Acid Diethyl Ether chemical structure
Custom Synthesis

1-Allyl-catellagic Acid Diethyl Ether

CAT No. CS-T-47558
CAS No. 216374-59-3
Category Impurity
Parent API
Formula -
Mol. Wt.
1alpha,2beta,25-Trihydroxyvitamin D3 chemical structure
Custom Synthesis

1alpha,2beta,25-Trihydroxyvitamin D3

CAT No. CS-O-64501
CAS No. 147088-10-6
Category Impurity
Parent API vitamin D3
Formula C27H44O4
Mol. Wt. 432.64
1-Alpha-Hydroxy-7-dehydrocholesterol chemical structure
Custom Synthesis

1-Alpha-Hydroxy-7-dehydrocholesterol

CAT No. CS-O-58362
CAS No. 43217-89-6
Category Impurity
Parent API cholesterol
Formula C27H44O2
Mol. Wt. 400.64
1alpha-Trans-Vitamin D2 (5E-Isomer) chemical structure
Custom Synthesis

1alpha-Trans-Vitamin D2 (5E-Isomer)

CAT No. CS-O-59240
CAS No.
Category Impurity
Parent API Doxercalciferol
Formula C28H44O2
Mol. Wt. 412.65 g/mol
1a-Methyl-5a-androstan-3a-ol-17-one chemical structure
Custom Synthesis

1a-Methyl-5a-androstan-3a-ol-17-one

CAT No. CS-B-00319
CAS No. 3398-67-2
Category Impurity
Parent API
Formula C20H32O2
Mol. Wt. 304.47
1a-Methyl-5a-androstane-3a,17ß-diol chemical structure
Custom Synthesis

1a-Methyl-5a-androstane-3a,17ß-diol

CAT No. CS-B-00318
CAS No. 4349-94-4
Category Impurity
Parent API
Formula C20H34O2
Mol. Wt. 306.48
1-amino-3-((3-fluoro-4morpholinophenyl)amino)propan-2yl-acetate chemical structure
Custom Synthesis

1-amino-3-((3-fluoro-4morpholinophenyl)amino)propan-2yl-acetate

CAT No. CS-O-37712
CAS No. -
Category Impurity
Parent API Linezolid
Formula C25H22FN3O3
Mol. Wt. 311.35
1-Aminocyclobutanecarboxylic Acid chemical structure
Custom Synthesis

1-Aminocyclobutanecarboxylic Acid

CAT No. CS-T-02302
CAS No. 22264-50-2
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Azabicyclo[2.2.2]octan-3-one chemical structure
Custom Synthesis

1-Azabicyclo[2.2.2]octan-3-one

CAT No. CS-M-51767
CAS No. 3731-38-2
Category Impurity
Parent API Solifenacin
Formula C7H11NO
Mol. Wt. 125.2
1-Azidocyclobutane -1-carboxylic acid chemical structure
Custom Synthesis

1-Azidocyclobutane -1-carboxylic acid

CAT No. CS-O-43225
CAS No. 1571067-14-5
Category Impurity
Parent API Apalutamide
Formula C5H7N3O2
Mol. Wt. 141.13
1-benzhydryl-4-((4-chlorophenyl)(phenyl)methyl)piperazine chemical structure
Custom Synthesis

1-benzhydryl-4-((4-chlorophenyl)(phenyl)methyl)piperazine

CAT No. CS-O-48909
CAS No. -
Category Impurity
Parent API Hydroxyzine
Formula C30H29ClN2
Mol. Wt. 453.03
1-Benzyl 3-methyl 5-(tert-butoxycarbonylamino)-piperidine-1,3-dicarboxylate chemical structure
Custom Synthesis

1-Benzyl 3-methyl 5-(tert-butoxycarbonylamino)-piperidine-1,3-dicarboxylate

CAT No. CS-M-52420
CAS No. 1221819-24-4
Category Impurity
Parent API
Formula -
Mol. Wt.
1'-Benzyl-3,5,6,7-tetrahydrospiro[imidazo[4,5-c]-pyridine-4,4'-piperidine] chemical structure
Custom Synthesis

1'-Benzyl-3,5,6,7-tetrahydrospiro[imidazo[4,5-c]-pyridine-4,4'-piperidine]

CAT No. CS-M-48442
CAS No. 65092-20-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Benzyl-3-methyl-4-piperidone chemical structure
Custom Synthesis

1-Benzyl-3-methyl-4-piperidone

CAT No. CS-T-05813
CAS No. 34737-89-8
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Benzyl-4-(N-phenylacetamido)piperidine chemical structure
Custom Synthesis

1-Benzyl-4-(N-phenylacetamido)piperidine

CAT No. CS-T-06275
CAS No. 1237-52-1
Category Impurity
Parent API
Formula -
Mol. Wt.
1-Benzyl-4-[(5-benzyloxy-6-methoxy-1-indanone)-2-ylidenyl]methylpiperidine chemical structure
Custom Synthesis

1-Benzyl-4-[(5-benzyloxy-6-methoxy-1-indanone)-2-ylidenyl]methylpiperidine

CAT No. CS-T-05461
CAS No. 120013-75-4
Category Impurity
Parent API
Formula -
Mol. Wt.

Impurity Products at Clearsynth

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

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