TLC Pharmaceutical Standards

TLC Pharmaceutical Standards

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TERAZOSIN

T-751

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Catalogue Number:	T-751
Compound Name:	Terazosin EP Impurity C (Terazosin USP Related Compound A (Free Form), Doxazosin EP Impurity G, Prazosin EP Impurity C)
Synonyms:	6,7-dimethoxy-2-(piperazin-1-yl)quinazolin-4-amine
CAS#:	60547-97-9
Alternate CAS#:
Molecular Formula:	C₁₄H₁₉N₅O₂
Molecular Weight:	289.34

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T-753

Terazosin EP Impurity J

Terazosin EP Impurity J

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M.W. 389.46

T-7533

Terazosin EP Impurity J

N-Nitroso Terazosin EP Impurity C (N-Nitroso Terazosin USP Related Compound A (Free Form), N-Nitroso Doxazosin EP Impurity G, N-Nitroso Prazosin EP Impurity C)

C₁₄H₁₈N₆O₃

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M.W. 180.21 36.46

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Terazosin EP Impurity J

Terazosin EP Impurity I (Mixture of Diastereomers)

CAS No. 1177261-85-6

C₂₀H₂₇N₅O₄

M.W. 401.47

T-756

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Terazosin EP Impurity F

CAS No. 109678-71-9

C₁₉H₂₇N₅O₄

M.W. 389.46

T-757

Terazosin EP Impurity J

Terazosin EP Impurity G

CAS No. 105356-89-6

C₁₈H₂₃N₅O₄

M.W. 373.42

T-758

Terazosin EP Impurity J

Terazosin EP Impurity H

CAS No. 105356-90-9

C₁₈H₂₃N₅O₄

M.W. 373.41

T-759

Terazosin EP Impurity J

rac-Terazosin Impurity I

C20H27N5O4

M.W. 401.47

T-7510

Terazosin EP Impurity J

Terazosin EP Impurity B

C₁₉H₂₄N₄O₅

M.W. 388.42

T-7511

Terazosin EP Impurity J

Terazosin HCl

CAS No. 63074-08-8

C₁₉H₂₅N₅O₄. HCl

M.W. 387.44 36.46

T-7512

Terazosin EP Impurity J

Terazosin EP Impurity D

CAS No. 102714-74-9

C₁₅H₁₉N₅O₃

M.W. 317.35

T-7513

Terazosin EP Impurity J

Terazosin EP Impurity M (Prazosin EP Impurity B)

CAS No. 31350-27-3

C₁₄H₁₄N₂O₄

M.W. 274.28

T-7514

Terazosin EP Impurity J

Terazosin EP Impurity N

CAS No. 63074-07-7

C₉H₁₆N₂O₂

M.W. 184.24

T-7515

Terazosin EP Impurity J

Terazosin EP Impurity O (Mixture of Diastereomers)

CAS No. 547730-06-3

C₁₄H₂₂N₂O₄

M.W. 282.34

T-7516

Terazosin EP Impurity J

Terazosin EP Impurity A (Alfuzosin EP Impurity B, Prazosin EP Impurity A)

CAS No. 23680-84-4

C10H10ClN3O2

M.W. 239.66

T-7517

Terazosin EP Impurity J

Terazosin-d8

CAS No. 1006718-20-2

C₁₉H₁₇D₈N₅O₄

M.W. 395.49

T-7532

Terazosin EP Impurity J

Terazosin EP Impurity L (Prazosin EP Impurity D)

CAS No. 40172-95-0

C₉H₁₂N₂O₂

M.W. 180.21

T-7518

Terazosin EP Impurity J

Terazosin Impurity 1 HCl (2-Hydroxy-4-Amino-6,7-Dimethoxy Quinazoline)

CAS No. 134749-43-2

C₁₀H₁₁N₃O₃. HCl

M.W. 221.22 36.46

T-7519

Terazosin EP Impurity J

Terazosin Impurity 2

CAS No. 60547-96-8

C10H12N4O2

M.W. 220.23

T-7520

Terazosin EP Impurity J

Terazosin Impurity 3

CAS No. 16874-33-2

C₅H₈O₃

M.W. 116.12

T-7521

Terazosin EP Impurity J

Terazosin Impurity 4

CAS No. 20197-86-8

C₁₀H₉ClN₂O₃

M.W. 240.64

T-7522

Terazosin EP Impurity J

(S)-(-)-2-Tetrahydrofuroic Acid

CAS No. 87392-07-2

C₅H₈O₃

M.W. 116.12

T-7523

Terazosin EP Impurity J

(R)-(+)-2-Tetrahydrofuroic Acid

CAS No. 87392-05-0

C₅H₈O₃

M.W. 116.12

T-7524

Terazosin EP Impurity J

N-Nitroso Terazosin EP Impurity N

CAS No. 2470438-57-2

C₉H₁₅N₃O₃

M.W. 213.24

T-7525

Terazosin EP Impurity J

Terazosin EP Impurity N-d8

C₉H₈D₈N₂O₂

M.W. 192.29

T-7526

Terazosin EP Impurity J

N-Nitroso Terazosin EP Impurity N-d8

C₉H₇D₈N₃O₃

M.W. 221.29

T-7527

Terazosin EP Impurity J

Terazosin EP Impurity L-d8

C₉H₄D₈N₂O₂. HCl

M.W. 188.26 36.46

T-7528

Terazosin EP Impurity J

Terazosin Impurity 6

CAS No. 393124-28-2

C₁₀H₁₂N₂O₃

M.W. 208.22

T-7529

Terazosin EP Impurity J

Terazosin Impurity 6-d8

C₁₀H₄D₈N₂O₃

M.W. 216.27

T-7530

Terazosin EP Impurity J

Terazosin Impurity 7

C₉H₁₁N₃O₃

M.W. 209.21

T-7531

Terazosin EP Impurity J

Terazosin Impurity 7-d8

C₉H₃D₈N₃O₃

M.W. 217.25