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Categories / Impurity

Impurity Products

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

Showing 289-312 of 27540 products
All In Stock Custom Synthesis
2-(3,4-Dichlorophenyl)-6-benzoxazolecarboxylic acid methyl ester chemical structure
In Stock

2-(3,4-Dichlorophenyl)-6-benzoxazolecarboxylic acid methyl ester

CAT No. CS-O-40355
CAS No. 2306320-67-0
Category Impurity
Parent API Tafamidis
Formula C15H9Cl2NO3
Mol. Wt. 322.14
2-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetonitrile chemical structure
In Stock

2-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetonitrile

CAT No. CS-O-34039
CAS No. 1425050-46-9
Category Impurity
Parent API Levothyroxine
Formula C14H7I4NO2
Mol. Wt. 728.83
2-(4-Hydroxy-phenyl)-3-methyl-1H-indole-5-ol chemical structure
In Stock

2-(4-Hydroxy-phenyl)-3-methyl-1H-indole-5-ol

CAT No. CS-O-13624
CAS No. 91444-54-1
Category Impurity
Parent API Bazedoxifene
Formula C15H13NO2
Mol. Wt. 239.27
2-(4-Isobutylphenyl)prop-2-enoic Acid chemical structure
In Stock

2-(4-Isobutylphenyl)prop-2-enoic Acid

CAT No. CS-O-38282
CAS No. 6448-14-2
Category Impurity
Parent API Ibuprofen
Formula C13H16O2
Mol. Wt. 204.26
2-(4-methyl-2-phenylpiperazin-1-yl)nicotinonitrile oxalate chemical structure
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2-(4-methyl-2-phenylpiperazin-1-yl)nicotinonitrile oxalate

CAT No. CS-O-40540
CAS No. 331815-15-7
Category Impurity
Parent API Mirtazapine
Formula C19H20N4O4
Mol. Wt. 368.39
2-(Dibutylamino)-1-(2,7-dichloro-9H-fluoren-4-yl)ethanol chemical structure
In Stock

2-(Dibutylamino)-1-(2,7-dichloro-9H-fluoren-4-yl)ethanol

CAT No. CS-T-52538
CAS No. 69759-61-1
Category Impurity
Parent API Lumefantrine
Formula C23H29Cl2NO
Mol. Wt. 406.39
2,​4(1H,​3H)​-​Pyrimidinedione, 1-​(2-​deoxy-​D-​erythro-​pentofuranosyl)​ chemical structure
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2,​4(1H,​3H)​-​Pyrimidinedione, 1-​(2-​deoxy-​D-​erythro-​pentofuranosyl)​

CAT No. CS-O-16704
CAS No. 1146982-05-9
Category Impurity
Parent API uridine
Formula C9H12N2O5
Mol. Wt. 228.2
2,2'-(((oxalylbis(azanediyl))bis(methylene))bis(cyclohexane-1,1-diyl))diacetic acid chemical structure
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2,2'-(((oxalylbis(azanediyl))bis(methylene))bis(cyclohexane-1,1-diyl))diacetic acid

CAT No. CS-O-38370
CAS No. -
Category Impurity
Parent API Gabapentin
Formula C20H32N2O6
Mol. Wt. 396.48
2,2'-Azobis(2,4-dimethylvaleronitrile) chemical structure
In Stock

2,2'-Azobis(2,4-dimethylvaleronitrile)

CAT No. CS-O-06156
CAS No. 4419-11-8
Category Impurity
Parent API Valeronitrile
Formula C14H24N4
Mol. Wt. 248.37
2,2-methylenebis(2-azaspiro[4.5]decan-3-one) chemical structure
In Stock

2,2-methylenebis(2-azaspiro[4.5]decan-3-one)

CAT No. CS-O-33697
CAS No. Not available.
Category Impurity
Parent API Gabapentine
Formula C19H30N2O2
Mol. Wt. 318.46
2,2-O-Cyclouridine chemical structure
In Stock

2,2-O-Cyclouridine

CAT No. CS-DA-00552
CAS No. 3736-77-4
Category Impurity
Parent API Uridine
Formula C9H10N2O5
Mol. Wt. 226.19
2,3,4,5-Dianhydro Rosuvastatin chemical structure
In Stock

2,3,4,5-Dianhydro Rosuvastatin

CAT No. CS-O-45328
CAS No.
Category Impurity
Parent API Rosuvastatin
Formula C22H24FN3O4S
Mol. Wt. 445.51
2,3,4,5-Tetrahydro-1,5- methano-1H-3-benzazepine- 7,8-diamine chemical structure
In Stock

2,3,4,5-Tetrahydro-1,5- methano-1H-3-benzazepine- 7,8-diamine

CAT No. CS-O-33143
CAS No. 950781-89-2
Category Impurity
Parent API Varenicline
Formula C11H15N3
Mol. Wt. 189.26
2,3,4,5-Tetrahydroxyhexanedioic Acid chemical structure
In Stock

2,3,4,5-Tetrahydroxyhexanedioic Acid

CAT No. CS-DU-00079
CAS No. 526-99-8
Category Impurity
Parent API -
Formula C6H10O8
Mol. Wt. 210.1
2,3-Dichloro Sertraline chemical structure
In Stock

2,3-Dichloro Sertraline

CAT No. CS-O-50245
CAS No. 1198115-10-4
Category Impurity
Parent API Sertraline
Formula C17H17Cl2N
Mol. Wt. 306.23
2,3-difluoro Aripiprazole chemical structure
In Stock

2,3-difluoro Aripiprazole

CAT No. CS-O-51727
CAS No. 1369505-07-6
Category Impurity
Parent API Aripiprazole
Formula C23H27F2N3O2
Mol. Wt. 415.48
2,3-Dimethylbenzoic acid chemical structure
In Stock

2,3-Dimethylbenzoic acid

CAT No. CS-M-01773
CAS No. 603-79-2
Category Impurity
Parent API Dexmedetomidine
Formula C9H10O2
Mol. Wt. 150.17
2',3'-Di-O-acetyl-5'-deoxy-5-fluoro-N4-(pentoxycarbonxyl)cytidine chemical structure
In Stock

2',3'-Di-O-acetyl-5'-deoxy-5-fluoro-N4-(pentoxycarbonxyl)cytidine

CAT No. CS-T-52379
CAS No. 162204-20-8
Category Impurity
Parent API Capecitabine
Formula C19H26FN3O8
Mol. Wt. 443.4
2,4,5-Trimethoxybenzoic acid chemical structure
In Stock

2,4,5-Trimethoxybenzoic acid

CAT No. CS-M-57853
CAS No. 490-64-2
Category Impurity
Parent API Acotiamide
Formula C10H12O5
Mol. Wt. 212.2
2,4-Dichloro-7H-Pyrrolo (2,3-d)Pyrimidine chemical structure
In Stock

2,4-Dichloro-7H-Pyrrolo (2,3-d)Pyrimidine

CAT No. CS-M-42734
CAS No. 90213-66-4
Category Impurity
Parent API Tofacitinib
Formula C6H3Cl2N3
Mol. Wt. 188
2,4-Difluoro phenyl (4-Piperidinyl)Methanone Oxime Hydrochloride chemical structure
In Stock

2,4-Difluoro phenyl (4-Piperidinyl)Methanone Oxime Hydrochloride

CAT No. CS-O-10586
CAS No. 135634-18-3
Category Impurity
Parent API Risperidone
Formula C12H15ClF2N2O
Mol. Wt. 276.71
2,4-Dimethylbenzoic acid chemical structure
In Stock

2,4-Dimethylbenzoic acid

CAT No. CS-M-57718
CAS No. 611-01-8
Category Impurity
Parent API Netarsudil
Formula C9H10O2
Mol. Wt. 150.17
2,5-Difluorophenylacetic acid chemical structure
In Stock

2,5-Difluorophenylacetic acid

CAT No. CS-M-02541
CAS No. 85068-27-5
Category Impurity
Parent API Sitagliptin
Formula C8H6F2O2
Mol. Wt. 172.1
2,6-Dibromo-4-(trifluoromethoxy)aniline chemical structure
In Stock

2,6-Dibromo-4-(trifluoromethoxy)aniline

CAT No. CS-M-01973
CAS No. 88149-49-9
Category Impurity
Parent API Riluzole
Formula C7H4Br2F3NO
Mol. Wt. 334.9

Impurity Products at Clearsynth

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

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