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Pharmaceutical analytical standards

APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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Results 47,101-47,110 of 59,523

Tegoprazan Impurity 7

ImpurityLevels of characterisation
Cat. No.
P-T035-020
CAS
1270294-05-7
Formula
C9H8F2O2
Family
Tegoprazan
Synonyms
(4R)-5,7-Difluoro-3,4-dihydro-2H-chromen-4-ol

Tegoprazan Impurity 8

ImpurityLevels of characterisation
Cat. No.
P-T035-021
CAS
942195-91-7
Formula
C9H8F2O2
Family
Tegoprazan
Synonyms
(4S)-5,7-Difluoro-3,4-dihydro-2H-chromen-4-ol

Terazosin EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-004
CAS
1177261-73-2
Formula
C19H24N4O5
Family
Terazosin
Synonyms
Desamino hydroxy terazosin, Terazosin Impurity B

Terazosin EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-005
CAS
60547-97-9
Formula
C14H19N5O2
Family
Terazosin
Synonyms
2-(1-Piperazinyl)-4-amino-6,7-dimethoxyquinazoline, 6,7-dimethoxy-2-piperazin-1-ylquinazolin-4-amine

Terazosin EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-006
CAS
102714-74-9
Formula
C15H19N5O3
Family
Terazosin
Synonyms
Destetrahydrofuranyl terazosin, 4-(4-amino-6,7-dimethoxyquinazolin-2-yl)piperazine-1-carbaldehyde

Terazosin EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-007
CAS
102839-00-9
Formula
C24H28N8O4
Family
Terazosin
Synonyms
1,4-Bis(4-amino-6,7-dimethoxy-2-quinazolinyl)piperazine, Doxazosin impurity H

Terazosin EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-008
CAS
109678-71-9
Formula
C19H27N5O4
Family
Terazosin
Synonyms
Destetrahydrofuranyl-4-hydroxybutanyl terazosin

Terazosin EP Impurity G

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-009
CAS
105356-89-6
Formula
C18H23N5O4
Family
Terazosin
Synonyms
6-O-Desmethyl terazosin, Methanone, (4-(4-amino-6-hydroxy-7-methoxy-2-quinazolinyl)-1-piperazinyl)(tetrahydro-2-furanyl)-

Terazosin EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T056-010
CAS
105356-90-9
Formula
C18H23N5O4
Family
Terazosin
Synonyms
7-O-Desmethyl terazosin, Methanone, (4-(4-amino-7-hydroxy-6-methoxy-2-quinazolinyl)-1-piperazinyl)(tetrahydro-2-furanyl)-

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