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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 2,891-2,900 of 5,812

Tiotropium EP Impurity E

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T129-011
CAS
26447-85-8
Formula
C11H10O3S2
Family
Tiotropium
Synonyms
Methyl alpha-hydroxy-alpha-2-thienyl-2-thiopheneacetate, methyl 2-hydroxy-2,2-dithiophen-2-ylacetate

Tiotropium EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-T129-012
CAS
704-38-1
Formula
C9H6OS2
Family
Tiotropium
Synonyms
2-Thienyl ketone, dithiophen-2-ylmethanone

Almotriptan EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A089-038
CAS
1330166-13-6
Formula
C30H41N5O2S
Family
Almotriptan
Synonyms
Almotriptan Dimer Impurity, Almotriptan dimer

Almotriptan EP Impurity C

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A089-004
CAS
1018676-02-2
Formula
C18H27N3O3S
Family
Almotriptan
Synonyms
Almotriptan USP Related Compound A, N-Hydroxymethyl Almotriptan, Almotriptan Hydroxymethyl Impurity

Almotriptan EP Impurity D Hemifumarate

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A089-005
CAS
1246860-65-0
Formula
C15H21N3O2S·1/2C4H4O4
Family
Almotriptan
Synonyms
Almotriptan USP Related Compound B, Didesmethyl almotriptan hemifumarate

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