TLC Pharmaceutical Standards

TLC Pharmaceutical Standards

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DORZOLAMIDE

D-643

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Catalogue Number:	D-643
Compound Name:	Dorzolamide EP Impurity A HCl (Dorzolamide USP Related Compound A, ent-Dorzolamide HCl)
Synonyms:	(4R,6R)-4-(Ethylamino)-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide, hydrochloride (1:1)
CAS#:	122028-36-8
Alternate CAS#:	120279-95-0 (free base)
Molecular Formula:	C₁₀H₁₆N₂O₄S₃. HCl
Molecular Weight:	324.43 36.46

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D-6437

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M.W. 218.29

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M.W. 368.26

D-646

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D-647

Dorzolamide HCl

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CAS No. 1227097-70-2 (free base)

C₁₀H₁₁D₅N₂O₄S₃. HCl

M.W. 329.46 36.46

D-648

Dorzolamide HCl

rac-cis-Dorzolamide

CAS No. 120279-90-5

C10H16N2O4S3

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D-649

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Dorzolamide Impurity 1

CAS No. 403848-09-9

C₁₂H₁₈N₂O₅S₃

M.W. 366.47

D-6410

Dorzolamide HCl

Dorzolamide Impurity 2 DiHCl

C20H29N3O8S6. 2 HCl

M.W. 631.85 2 36.46

D-6411

Dorzolamide HCl

Dorzolamide Impurity 3

CAS No. 147200-03-1

C₁₀H₁₄N₂O₅S₃

M.W. 338.41

D-6412

Dorzolamide HCl

Dorzolamide Impurity 4

C₁₀H₁₆N₂O₄S₃

M.W. 324.43

D-6413

Dorzolamide HCl

Dorzolamide Impurity 5

CAS No. 147128-79-8

C₁₀H₁₄N₂O₅S₃

M.W. 338.41

D-6414

Dorzolamide HCl

Dorzolamide Impurity 6 DiHCl

C₂₀H₂₉N₃O₈S₆. 2 HCl

M.W. 631.85 2*36.46

D-6415

Dorzolamide HCl

Dorzolamide Impurity 7

C10H14N2O5S3

M.W. 338.41

D-6416

Dorzolamide HCl

Dorzolamide Impurity 8

CAS No. 120279-26-7

C₈H₁₁NO₅S₃

M.W. 297.36

D-6417

Dorzolamide HCl

Dorzolamide Impurity 9 DiHCl

C20H29N3O8S6. 2 HCl

M.W. 631.85 2 36.46

D-6418

Dorzolamide HCl

Dorzolamide Impurity 10 DiHCl

C₂₀H₂₉N₃O₈S₆. 2 HCl

M.W. 631.85 2 36.46

D-6436

Dorzolamide HCl

Dorzolamide Impurity 27

CAS No. 1932128-33-0

C₈H₁₀O₃S₂

M.W. 218.29

D-6419

Dorzolamide HCl

Dorzolamide Impurity 11

C10H12ClNO5S3

M.W. 357.84

D-6420

Dorzolamide HCl

Dorzolamide Impurity 12

C₁₁H₁₅NO₆S₃

M.W. 353.42

D-6421

Dorzolamide HCl

Dorzolamide Impurity 13

C13H19NO6S3

M.W. 381.48

D-6422

Dorzolamide HCl

Dorzolamide Impurity 14

C12H17NO6S3

M.W. 367.45

D-6423

Dorzolamide HCl

Dorzolamide Impurity 15 Disodium Salt (Mixture of Diastereomers)

C₁₄H₁₈N₂O₈S₃. 2 Na

M.W. 438.49 2*22.99

D-6424

Dorzolamide HCl

Dorzolamide Impurity 16

C10H14N2O5S3

M.W. 338.41

D-6425

Dorzolamide HCl

Dorzolamide Impurity 17

CAS No. 147128-77-6

C₈H₁₀O₃S₂

M.W. 218.29

D-6426

Dorzolamide HCl

Dorzolamide Impurity 18

CAS No. 147086-81-5

C₈H₁₀O₃S₂

M.W. 218.29

D-6427

Dorzolamide HCl

Dorzolamide Impurity 19

C₁₀H₁₃NO₃S₂

M.W. 259.34

D-6428

Dorzolamide HCl

Dorzolamide Impurity 20

CAS No. 147086-83-7

C₁₀H₁₃NO₃S₂

M.W. 259.34

D-6429

Dorzolamide HCl

Dorzolamide Impurity 21

C₁₀H₁₂ClNO₅S₃

M.W. 357.84

D-6430

Dorzolamide HCl

Dorzolamide Impurity 22

C₁₀H₁₄N₂O₅S₃

M.W. 338.41

D-6431

Dorzolamide HCl

Dorzolamide Impurity 23

C₈H₈O₂S₂

M.W. 200.27

D-6432

Dorzolamide HCl

Dorzolamide Impurity 24

C₁₀H₁₁NO₂S₂

M.W. 241.32

D-6433

Dorzolamide HCl

Dorzolamide Impurity 25

C₁₀H₁₃NO₃S₂

M.W. 259.34

D-6434

Dorzolamide HCl

Dorzolamide Impurity 26

C₁₀H₁₃NO₃S₂

M.W. 259.34

D-6435

Dorzolamide HCl

Dorzolamide EP Impurity C HCl

C₁₀H₁₇BN₂O₆S₃. HCl

M.W. 368.24 36.46

D-6438

Dorzolamide HCl

Dorzolamide Impurity 29

C₈H₈O₂S₂

M.W. 200.27

D-6439

Dorzolamide HCl

Dorzolamide Impurity 2 Sodium Salt

C₂₀H₂₈N₃O₈S₆. Na

M.W. 630.82 22.99

D-6440

Dorzolamide HCl

Dorzolamide Impurity 30

C₈H₁₁NO₅S₃

M.W. 297.36

D-6441

Dorzolamide HCl

Dorzolamide Impurity 31

CAS No. 403848-01-1

C₁₀H₁₅NO₂S₂

M.W. 245.36

D-6442

Dorzolamide HCl

Dorzolamide Impurity 32

CAS No. 897657-78-2

C₁₀H₁₅NO₅S₃

M.W. 325.41

D-6443

Dorzolamide HCl

Dorzolamide Impurity 33

C₁₂H₁₉NO₅S₃

M.W. 353.47

D-6445

Dorzolamide HCl

N-Nitroso Dorzolamide

C₁₀H₁₅N₃O₅S₃

M.W. 353.43

D-6446

Dorzolamide HCl

(4R,6S)-Dorzolamide EP Impurity B

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C₁₀H₁₆N₂O₄S₃

M.W. 324.43

D-6447

Dorzolamide HCl

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CAS No. 120279-89-2

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M.W. 324.43

D-6448

Dorzolamide HCl

Dorzolamide Impurity 38

C₁₂H₂₂B₂N₂O₈S₃

M.W. 440.11

D-6449

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N-Nitroso Dorzolamide-d5

C₁₀H₁₀D₅N₃O₅S₃

M.W. 358.46

D-6450

Dorzolamide HCl

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CAS No. 139066-77-6

C₁₀H₁₆N₂O₄S₃

M.W. 324.43

D-6451

Dorzolamide HCl

Dorzolamide Impurity 15 (Mixture of Diastereomers)

C₁₄H₂₀N₂O₈S₃

M.W. 440.50

D-6452

Dorzolamide HCl

Dorzolamide Impurity 35

C₉H₁₃NO₇S₄

M.W. 375.44

D-6453

Dorzolamide HCl

Dorzolamide Impurity 6 HCl

C₂₀H₂₉N₃O₈S₆. HCl

M.W. 631.85 36.46

D-6454

Dorzolamide HCl

Dorzolamide Impurity 2 HCl

C₂₀H₂₉N₃O₈S₆. HCl

M.W. 631.83 36.46

D-6455

Dorzolamide HCl

Dorzolamide Impurity 9 HCl

C₂₀H₂₉N₃O₈S₆. HCl

M.W. 631.83 36.46

D-6456

Dorzolamide HCl

Dorzolamide Impurity 10 HCl

C₂₀H₂₉N₃O₈S₆. HCl

M.W. 631.83 36.46

D-6457

Dorzolamide HCl

Dorzolamide Impurity 39

CAS No. 403848-41-9

C₁₂H₁₈N₂O₅S₃

M.W. 366.47

D-6458

Dorzolamide HCl

Dorzolamide Impurity 40

CAS No. 403848-42-0

C₁₂H₁₈N₂O₅S₃

M.W. 366.47

D-6459

Dorzolamide HCl

N1-Nitroso Dorzolamide EP Impurity D

C₈H₁₁N₃O₅S₃

M.W. 325.37

D-6460

Dorzolamide HCl

N2-Nitroso Dorzolamide EP Impurity D

C₈H₁₁N₃O₅S₃

M.W. 325.37

D-6461

Dorzolamide HCl

N1, N2-Dinitroso Dorzolamide EP Impurity D

C₈H₁₀N₄O₆S₃

M.W. 354.37

D-6462

Dorzolamide HCl

N-Nitroso rac-cis Dorzolamide

C₁₀H₁₅N₃O₅S₃

M.W. 353.43

D-6463

Dorzolamide HCl

N-Nitroso Dorzolamide EP Impurity C

C₁₀H₁₆BN₃O₇S₃

M.W. 397.24