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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 2,351-2,360 of 5,812

Timolol EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-006
CAS
26839-76-9
Formula
C13H24N4O3S
Family
Timolol
Synonyms
d-Timolol, Timolol, (r)-

Timolol EP Impurity A Maleate

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-007
CAS
26839-77-0
Formula
C13H24N4O3S·C4H4O4
Family
Timolol
Synonyms
Timolol USP Related Compound A, (R)-Timolol Maleate, D-Timolol maleate

Timolol EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-009
CAS
59697-06-2
Formula
C13H24N4O3S
Family
Timolol
Synonyms
Timolol USP Related Compound B, Isotimolol

Timolol EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-011
CAS
610271-56-2
Formula
C19H31N7O4S2
Family
Timolol
Synonyms
Timolol EP Impurity C Racemic, N-(tert-butyl)-2,3-bis((4-morpholino-1,2,5-thiadiazol-3-yl)oxy)propan-1-amine

Timolol EP Impurity C Maleate

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-012
CAS
610271-57-3
Formula
C19H31N7O4S2·C4H4O4
Family
Timolol
Synonyms
N-(tert-Butyl)-2,3-bis(4-morpholino-1,2,5-thiadiazol-3-yloxy)propan-1-amine maleate

Timolol EP Impurity D

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-013
CAS
30165-97-0
Formula
C6H9N3O2S
Family
Timolol
Synonyms
3-Hydroxy-4-morpholino-1,2,5-thiadiazole, 4-morpholin-4-yl-1,2,5-thiadiazol-3-one

Timolol EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T123-014
CAS
1026075-53-5
Formula
C17H26N4O6S
Family
Timolol
Synonyms
Timolol maleate ester, Timolol Impurity E

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