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Categories / Impurity

Impurity Products

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

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Norethindrone Acetate EP Impurity F chemical structure
Custom Synthesis

Norethindrone Acetate EP Impurity F

CAT No. CS-AB-00073
CAS No. 6856-27-5
Category Impurity
Parent API Norethindrone Acetate
Formula C22H28O4
Mol. Wt. 356.5
Norethindrone Acetate EP Impurity G chemical structure
Custom Synthesis

Norethindrone Acetate EP Impurity G

CAT No. CS-T-60032
CAS No. 438244-27-0
Category Impurity
Parent API Norethindrone Acetate
Formula C22H26O4
Mol. Wt. 354.45
Norethindrone Acetate Impurity 6 chemical structure
Custom Synthesis

Norethindrone Acetate Impurity 6

CAT No. CS-TB-42191
CAS No. 2863-88-9
Category Impurity
Parent API Norethindrone Acetate
Formula C20H28O2
Mol. Wt. 300.44
Norethindrone EP Impurity E chemical structure
Custom Synthesis

Norethindrone EP Impurity E

CAT No. CS-T-54620
CAS No. 79727-03-0
Category Impurity
Parent API Norethindrone
Formula C22H26O
Mol. Wt. 306.44
Norethindrone EP Impurity G chemical structure
Custom Synthesis

Norethindrone EP Impurity G

CAT No. CS-T-37490
CAS No. 38673-36-8
Category Impurity
Parent API Norethindrone
Formula C20H26O2
Mol. Wt. 298.42
Norethindrone EP Impurity H chemical structure
Custom Synthesis

Norethindrone EP Impurity H

CAT No. CS-T-55744
CAS No. 51724-44-8
Category Impurity
Parent API Norethindrone
Formula C20H26O3
Mol. Wt. 314.42
Norethisterone Acetate - Impurity D chemical structure
Custom Synthesis

Norethisterone Acetate - Impurity D

CAT No. CS-O-40865
CAS No. -
Category Impurity
Parent API Norethisterone
Formula C24H30O4
Mol. Wt. 382.49
Norethisterone Enantate Impurity E chemical structure
Custom Synthesis

Norethisterone Enantate Impurity E

CAT No. CS-O-66923
CAS No.
Category Impurity
Parent API Norethisterone Enanthate
Formula C27H38O5
Mol. Wt. 442.6
Norethisterone Enanthate chemical structure
Custom Synthesis

Norethisterone Enanthate

CAT No. CS-T-83157
CAS No. 3836-23-5
Category Impurity
Parent API Norethisterone
Formula C27H38O3
Mol. Wt. 410.59 g/mol
Norethisterone hexenoate chemical structure
Custom Synthesis

Norethisterone hexenoate

CAT No. CS-EO-00890
CAS No. 89094-33-7
Category Impurity
Parent API Norethindrone
Formula C26H36O3
Mol. Wt. 396.6
Norfenfluramine (racemate) chemical structure
Custom Synthesis

Norfenfluramine (racemate)

CAT No. CS-DM-00008
CAS No. 1886-26-6
Category Impurity
Parent API Fenfluramine
Formula -
Mol. Wt.
Norfentanyl formate chemical structure
Custom Synthesis

Norfentanyl formate

CAT No. CS-O-58433
CAS No.
Category Impurity
Parent API Fentanyl
Formula C15H20N2O2
Mol. Wt. 260.33
Norfloxacin EP Impurity B chemical structure
Custom Synthesis

Norfloxacin EP Impurity B

CAT No. CS-T-15951
CAS No. 75001-77-3
Category Impurity
Parent API Norfloxacin
Formula C14H16FN3O3
Mol. Wt. 293.29
Norfloxacin EP Impurity B HCl chemical structure
Custom Synthesis

Norfloxacin EP Impurity B HCl

CAT No. CS-EO-03733
CAS No. 1797116-86-9
Category Impurity
Parent API Norfloxacin
Formula C14H16FN3O3 : HCl
Mol. Wt. 293.3 : 36.5
Norfloxacin EP Impurity C chemical structure
Custom Synthesis

Norfloxacin EP Impurity C

CAT No. CS-P-01893
CAS No. 177554-64-2
Category Impurity
Parent API Norfloxacin
Formula C20H27N5O3
Mol. Wt. 385.5
Norfloxacin EP Impurity E chemical structure
Custom Synthesis

Norfloxacin EP Impurity E

CAT No. CS-EO-03731
CAS No. 75001-85-3
Category Impurity
Parent API Norfloxacin
Formula C16H18ClN3O3 : HCl
Mol. Wt. 335.8 : 36.5
Norfloxacin EP Impurity K trifluoroacetic acid salt chemical structure
Custom Synthesis

Norfloxacin EP Impurity K trifluoroacetic acid salt

CAT No. CS-EO-03732
CAS No. 70459-07-3 (Freebase)
Category Impurity
Parent API Norfloxacin
Formula C15H16FN3O3 : C2HF3O2
Mol. Wt. 305.3 : 114.0
Norfloxacin impurity F chemical structure
Custom Synthesis

Norfloxacin impurity F

CAT No. CS-P-01896
CAS No. 67681-84-9
Category Impurity
Parent API Norfloxacin
Formula C16H18ClN3O3
Mol. Wt. 335.8
Norfloxacin Impurity I chemical structure
Custom Synthesis

Norfloxacin Impurity I

CAT No. CS-P-01899
CAS No. -
Category Impurity
Parent API Norfloxacin
Formula -
Mol. Wt.
Norfloxacin Impurity J chemical structure
Custom Synthesis

Norfloxacin Impurity J

CAT No. CS-P-01900
CAS No. -
Category Impurity
Parent API Norfloxacin
Formula -
Mol. Wt.
Norgestimate 5-ene Analog chemical structure
Custom Synthesis

Norgestimate 5-ene Analog

CAT No. CS-O-60573
CAS No.
Category Impurity
Parent API Norgestimate
Formula C23H31NO3
Mol. Wt. 369.50
Norgestimate EP Impurity A chemical structure
Custom Synthesis

Norgestimate EP Impurity A

CAT No. CS-T-59734
CAS No. 13732-69-9
Category Impurity
Parent API Norgestimate
Formula C23H30O3
Mol. Wt. 354.5
Norgestrel EP Impurity B chemical structure
Custom Synthesis

Norgestrel EP Impurity B

CAT No. CS-O-66757
CAS No. 1095-74-5
Category Impurity
Parent API Norgestrel
Formula C21H28O2
Mol. Wt. 312.5
Norgestrel EP Impurity D chemical structure
Custom Synthesis

Norgestrel EP Impurity D

CAT No. CS-O-54062
CAS No. 793-54-4
Category Impurity
Parent API Norgestrel
Formula C19H28O2
Mol. Wt. 288.42

Impurity Products at Clearsynth

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

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