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Categories / Impurity

Impurity Products

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

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Sulfasalazine Impurity K chemical structure
Custom Synthesis

Sulfasalazine Impurity K

CAT No. CS-O-65733
CAS No.
Category Impurity
Parent API
Formula C18H13N3O4
Mol. Wt. 335.32 g/mol
Sulfasalazine Impurity-IHI-2 chemical structure
Custom Synthesis

Sulfasalazine Impurity-IHI-2

CAT No. CS-O-62433
CAS No. -
Category Impurity
Parent API Sulfasalazine
Formula C29H22N6O7S2
Mol. Wt. 630.65
Sulfisomidine Sodium chemical structure
Custom Synthesis

Sulfisomidine Sodium

CAT No. CS-T-61538
CAS No. 2462-17-1
Category Impurity
Parent API
Formula -
Mol. Wt.
Sulfonyl Sulfadiazine chemical structure
Custom Synthesis

Sulfonyl Sulfadiazine

CAT No. CS-O-66922
CAS No.
Category Impurity
Parent API Sulfadiazine
Formula C16H15N5O4S2
Mol. Wt. 405.45 g/mol
Sulfonyl-Noroxymorphone chemical structure
Custom Synthesis

Sulfonyl-Noroxymorphone

CAT No. CS-O-44667
CAS No. -
Category Impurity
Parent API Noroxymorphone
Formula C16H17NO7S
Mol. Wt. 367.37
Sulfopyruvic Acid Dilithium Salt chemical structure
Custom Synthesis

Sulfopyruvic Acid Dilithium Salt

CAT No. CS-T-86709
CAS No. 103963-67-3
Category Impurity
Parent API
Formula -
Mol. Wt.
Sulfosuccinimidyl 3-[[2-(Biotinamido)ethyl] dithio]propionate Sodium Salt chemical structure
Custom Synthesis

Sulfosuccinimidyl 3-[[2-(Biotinamido)ethyl] dithio]propionate Sodium Salt

CAT No. CS-T-61540
CAS No. 325143-98-4
Category Impurity
Parent API Biotin
Formula -
Mol. Wt.
Sulfotemp Pyridyl Ester chemical structure
Custom Synthesis

Sulfotemp Pyridyl Ester

CAT No. CS-P-08171
CAS No. -
Category Impurity
Parent API
Formula C8H10Cl3NO5P2S2
Mol. Wt. 432.61
Sulindac Sulfone chemical structure
Custom Synthesis

Sulindac Sulfone

CAT No. CS-T-42980
CAS No. 59973-80-7
Category Impurity
Parent API Sulindac
Formula C20H17FO4S
Mol. Wt. 372.41
Sulpiride EP Impurity C chemical structure
Custom Synthesis

Sulpiride EP Impurity C

CAT No. CS-O-42882
CAS No. 33045-53-3
Category Impurity
Parent API Sulpiride
Formula C10H13NO5S
Mol. Wt. 259.28
Sulpiride impurity 3 chemical structure
Custom Synthesis

Sulpiride impurity 3

CAT No. CS-O-47992
CAS No. 93414-62-1
Category Impurity
Parent API Sulpiride
Formula C15H23N3O4S
Mol. Wt. 341.4
Sulpiride N-(1-ethyl-3-piperidinyl) impurity chemical structure
Custom Synthesis

Sulpiride N-(1-ethyl-3-piperidinyl) impurity

CAT No. CS-O-47991
CAS No. 51218-14-5
Category Impurity
Parent API Sulpiride
Formula C15H23N3O4S
Mol. Wt. 341.4
Sulthiame chemical structure
Custom Synthesis

Sulthiame

CAT No. CS-T-43021
CAS No. 61-56-3
Category Impurity
Parent API Sulthiame
Formula C10H14N2O4S2
Mol. Wt. 290.4
Sulthiame impurity 1 chemical structure
Custom Synthesis

Sulthiame impurity 1

CAT No. CS-O-56427
CAS No.
Category Impurity
Parent API Sulthiame
Formula C10H14N2O4S2
Mol. Wt. 290.36
Sumanirole chemical structure
Custom Synthesis

Sumanirole

CAT No. CS-T-61552
CAS No. 179386-43-7
Category Impurity
Parent API
Formula C11H13N3O
Mol. Wt.
Sumanirole maleate chemical structure
Custom Synthesis

Sumanirole maleate

CAT No. CS-BX-00835
CAS No. 179386-44-8
Category Impurity
Parent API
Formula C15H17N3O5
Mol. Wt. 319.31
SUMATRIPTAN 2-Hydroxy impurtiy chemical structure
Custom Synthesis

SUMATRIPTAN 2-Hydroxy impurtiy

CAT No. CS-O-41428
CAS No. -
Category Impurity
Parent API Sumatriptan
Formula C14H21N3O3S
Mol. Wt. 311.13
Sumatriptan C Dimer chemical structure
Custom Synthesis

Sumatriptan C Dimer

CAT No. CS-O-16423
CAS No. 2144776-39-4
Category Impurity
Parent API Sumatriptan
Formula C25H33N5O4S2
Mol. Wt. 531.7
Sumatriptan degradation impurity chemical structure
Custom Synthesis

Sumatriptan degradation impurity

CAT No. CS-O-33064
CAS No. 2760668-68-4
Category Impurity
Parent API Sumatriptan
Formula C16H22F3N3O5S
Mol. Wt. 425.42 g/mol
Sumatriptan EP Impurity B HCl salt chemical structure
Custom Synthesis

Sumatriptan EP Impurity B HCl salt

CAT No. CS-EO-03868
CAS No. 88919-51-1 (Freebase)
Category Impurity
Parent API Sumatriptan
Formula C13H19N3O2S : HCl
Mol. Wt. 281.4 : 36.5
Sumatriptan EP Impurity G chemical structure
Custom Synthesis

Sumatriptan EP Impurity G

CAT No. CS-O-08216
CAS No. 2074614-56-3
Category Impurity
Parent API Sumatriptan
Formula C14H19N3O2S
Mol. Wt. 293.4
Sumatriptan Hydrazine Hydrochloride Impurity chemical structure
Custom Synthesis

Sumatriptan Hydrazine Hydrochloride Impurity

CAT No. CS-O-40215
CAS No. 88933-16-8
Category Impurity
Parent API Sumatriptan
Formula C8H14ClN3O2S
Mol. Wt. 251.73
Sumatriptan impurity 1 chemical structure
Custom Synthesis

Sumatriptan impurity 1

CAT No. CS-O-36564
CAS No. -
Category Impurity
Parent API Sumatriptan
Formula C14H22ClN3O3S
Mol. Wt. 347.86
Sumatriptan Impurity 11 chemical structure
Custom Synthesis

Sumatriptan Impurity 11

CAT No. CS-EO-03869
CAS No. 54476-52-7
Category Impurity
Parent API Sumatriptan
Formula C4H9ClO4S
Mol. Wt. 188.6

Impurity Products at Clearsynth

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

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