Entacapone Impurity

Custom Synthesis

(E)-3-O-Methyl Entacapone

CAT No. CS-T-32362

CAS No. 857629-78-8

Formula C₁₅H₁₇N₃O₅

Mol. Wt. 319.3

In Stock

(EZ)-Entacapone

CAT No. CS-O-52577

CAS No. 686349-59-7

Formula C₁₄H₁₅N₃O₅

Mol. Wt. 305.29

Custom Synthesis

2,5-Dinitrobenzaldehyde

CAT No. CS-O-60450

CAS No. 1198424-70-2

Formula C₇H₄N₂O₅

Mol. Wt. 196.12

Custom Synthesis

Desethylentacapone

CAT No. CS-EO-01844

CAS No. 150995-46-3

Formula C₁₂H₁₁N₃O₅

Mol. Wt. 277.2

In Stock

Entacapone Amide Impurity

CAT No. CS-EO-00290

CAS No. 158693-01-7

Formula C₁₀H₇N₃O₅

Mol. Wt. 249.18

Custom Synthesis

Entacapone EP Impurity A

CAT No. CS-T-21646

CAS No. 145195-63-7

Formula C₁₄H₁₅N₃O₅

Mol. Wt. 305.3

In Stock

Entacapone EP Impurity B

CAT No. CS-P-08892

CAS No. 1215039-66-9

Formula C₁₂H₁₀N₂O₆

Mol. Wt. 278.22

Custom Synthesis

Entacapone EP Impurity D

CAT No. CS-P-07766

CAS No. 857629-79-9

Formula C₁₆H₁₉N₃O₅

Mol. Wt. 333.3

Custom Synthesis

Entacapone EP Impurity E

CAT No. CS-P-07767

CAS No. 7659-29-2

Formula C₆H₄N₂O₆

Mol. Wt. 200.1

In Stock

Entacapone EP Impurity F

CAT No. CS-P-07760

CAS No. 160391-70-8

Formula C₁₀H₆N₂O₆

Mol. Wt. 250.16

Custom Synthesis

Entacapone EP Impurity G

CAT No. CS-P-07761

CAS No. 1364322-41-7

Formula C₁₁H₉N₃O₅

Mol. Wt. 263.2

Custom Synthesis

Entacapone EP Impurity H

CAT No. CS-P-07762

CAS No. 1150310-15-8

Formula C₁₅H₁₅N₃O₅

Mol. Wt. 317.3

Custom Synthesis

Entacapone EP Impurity I

CAT No. CS-P-07763

CAS No. 1364322-42-8

Formula C₁₃H₁₂N₂O₆

Mol. Wt. 292.3

Custom Synthesis

Entacapone Hydrazino Analog

CAT No. CS-O-62949

CAS No. -

Formula C₁₇H₁₇N₃O₈

Mol. Wt. 391.34

Custom Synthesis