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Categories / Impurity

Impurity Products

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

Showing 23497-23520 of 27540 products
All In Stock Custom Synthesis
Pseudophenone A chemical structure
Custom Synthesis

Pseudophenone A

CAT No. CS-O-64214
CAS No. -
Category Impurity
Parent API Epinephrine
Formula C35H30O16
Mol. Wt. 706.6
Psilocin chemical structure
Custom Synthesis

Psilocin

CAT No. CS-ZG-26863
CAS No. 520-53-6
Category Impurity
Parent API Psilocin
Formula C12H16N2O
Mol. Wt. 204.27
PSS-OCTAISOBUTYL SUBSTITUTED 97 chemical structure
Custom Synthesis

PSS-OCTAISOBUTYL SUBSTITUTED 97

CAT No. CS-BX-02744
CAS No. 221326-46-1
Category Impurity
Parent API -
Formula C32H72O12Si8
Mol. Wt. 873.59
Pteroyltri-gamma-L-glutamic acid chemical structure
Custom Synthesis

Pteroyltri-gamma-L-glutamic acid

CAT No. CS-T-95828
CAS No. 89-38-3
Category Impurity
Parent API Pteroyltri
Formula C29H33N9O12
Mol. Wt. 699.63
p-Toluenesulfinic Acid Methyl Ester chemical structure
Custom Synthesis

p-Toluenesulfinic Acid Methyl Ester

CAT No. CS-P-07303
CAS No. 672-78-6
Category Impurity
Parent API
Formula -
Mol. Wt.
p-tolyl 3-(2-methoxy-5-methylphenyl)-3-phenylpropane-1-sulfonate chemical structure
Custom Synthesis

p-tolyl 3-(2-methoxy-5-methylphenyl)-3-phenylpropane-1-sulfonate

CAT No. CS-O-35060
CAS No. -
Category Impurity
Parent API
Formula -
Mol. Wt. 410.53
Pyraclostrobin Dimer Impurity chemical structure
Custom Synthesis

Pyraclostrobin Dimer Impurity

CAT No. CS-O-60194
CAS No.
Category Impurity
Parent API Pyraclostrobin
Formula C32H24Cl2N6O2
Mol. Wt. 595.48
Pyraclostrobin Impurity 1 chemical structure
Custom Synthesis

Pyraclostrobin Impurity 1

CAT No. CS-O-60193
CAS No.
Category Impurity
Parent API Pyraclostrobin
Formula C19H18ClN3O4
Mol. Wt. 387.82
Pyraclostrobin Impurity 2 chemical structure
Custom Synthesis

Pyraclostrobin Impurity 2

CAT No. CS-O-60185
CAS No. 222838-33-7
Category Impurity
Parent API Pyraclostrobin
Formula C16H14ClN3O
Mol. Wt. 299.76
Pyraclostrobin N-Desmethoxy 4-Glucuronide Impurity chemical structure
Custom Synthesis

Pyraclostrobin N-Desmethoxy 4-Glucuronide Impurity

CAT No. CS-O-60189
CAS No.
Category Impurity
Parent API Pyraclostrobin
Formula C24H24ClN3O10
Mol. Wt. 549.92
Pyrantel EP Impurity B chemical structure
Custom Synthesis

Pyrantel EP Impurity B

CAT No. CS-T-81256
CAS No. 1449108-90-0
Category Impurity
Parent API Pyrantel Pamoate
Formula C11H17ClN2OS
Mol. Wt. 260.78
Pyrazine-2-carboxylic acid (1-[3-methyl-1-(2,9-dimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.0.2.6]dec-4-yl)-butylcarbamoyl]-2-phenyl-ethyl)-amide chemical structure
Custom Synthesis

Pyrazine-2-carboxylic acid (1-[3-methyl-1-(2,9-dimethyl-3,5-dioxa-4-bora-tricyclo[6.1.1.0.2.6]dec-4-yl)-butylcarbamoyl]-2-phenyl-ethyl)-amide

CAT No. CS-O-42129
CAS No. -
Category Impurity
Parent API Bortezomib
Formula C28H37BN4O4
Mol. Wt. 504.43
Pyrazine-2-carboxylic acid [1-(1-hydroxy-3-methyl-butyl carbamoyl)-2-phenyl-ethyl]-amide chemical structure
Custom Synthesis

Pyrazine-2-carboxylic acid [1-(1-hydroxy-3-methyl-butyl carbamoyl)-2-phenyl-ethyl]-amide

CAT No. CS-O-36966
CAS No. -
Category Impurity
Parent API Bortezomib
Formula C19H24N4O3
Mol. Wt. 356.42
Pyrazine-2-carboxylic acid(1-(3-methyl-butylcarbamoyl)-2-phenyl-ethyl)-amide chemical structure
Custom Synthesis

Pyrazine-2-carboxylic acid(1-(3-methyl-butylcarbamoyl)-2-phenyl-ethyl)-amide

CAT No. CS-O-42127
CAS No. -
Category Impurity
Parent API Bortezomib
Formula C19H24N4O2
Mol. Wt. 340.42
Pyrazino-s-triazine derivative (Mefox) chemical structure
Custom Synthesis

Pyrazino-s-triazine derivative (Mefox)

CAT No. CS-T-93507
CAS No. 79573-48-1
Category Impurity
Parent API Folic acid
Formula C20H23N7O7
Mol. Wt. 473.44
Pyrazolo Minocycline hydrochloride chemical structure
Custom Synthesis

Pyrazolo Minocycline hydrochloride

CAT No. CS-O-46963
CAS No. 1402209-08-8
Category Impurity
Parent API Minocycline
Formula C23H28ClN5O5
Mol. Wt. 489.96
Pyrethrin II chemical structure
Custom Synthesis

Pyrethrin II

CAT No. CS-T-85307
CAS No. 121-29-9
Category Impurity
Parent API Pyrethrin
Formula C22H28O5
Mol. Wt. 372.46
Pyr-His-Trp-Ser-Tyr-OH chemical structure
Custom Synthesis

Pyr-His-Trp-Ser-Tyr-OH

CAT No. CS-O-43323
CAS No. 52434-75-0
Category Impurity
Parent API Leuprolide
Formula C34H38N8O9
Mol. Wt. 702.71
Pyr-His-Trp-Ser-Tyr-OMe chemical structure
Custom Synthesis

Pyr-His-Trp-Ser-Tyr-OMe

CAT No. CS-O-43324
CAS No. 51871-39-7
Category Impurity
Parent API Leuprolide
Formula C35H40N8O9
Mol. Wt. 716.74
Pyribambenz-isopropyl chemical structure
Custom Synthesis

Pyribambenz-isopropyl

CAT No. CS-O-36972
CAS No. 420138-41-6
Category Impurity
Parent API
Formula C23H25N3O5
Mol. Wt. 423.25
pyridin-2(3H)-one hydrochloride chemical structure
Custom Synthesis

pyridin-2(3H)-one hydrochloride

CAT No. CS-EO-03776
CAS No. 951380-43-1
Category Impurity
Parent API Prasugrel
Formula C7H10ClNOS : HCl
Mol. Wt. 191.7 : 36.5
Pyridine Derivative Impurity chemical structure
Custom Synthesis

Pyridine Derivative Impurity

CAT No. CS-P-08109
CAS No. 1216817-27-4
Category Impurity
Parent API Nicardipine
Formula C26H27N3O6 : HCl
Mol. Wt. 477.5 : 36.5
Pyridine-3,5-dicarboxylic acid chemical structure
Custom Synthesis

Pyridine-3,5-dicarboxylic acid

CAT No. CS-M-07572
CAS No. 499-81-0
Category Impurity
Parent API Nicardipine
Formula C7H5NO4
Mol. Wt. 167.1
Pyridinium p-Toluenesulfate chemical structure
Custom Synthesis

Pyridinium p-Toluenesulfate

CAT No. CS-T-60941
CAS No. 24057-28-1
Category Impurity
Parent API Pyridinium
Formula C12H13NO3S
Mol. Wt. 251.30

Impurity Products at Clearsynth

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

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