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Pharmaceutical analytical standards

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

APIs from A to Z →

Results 51,801-51,810 of 59,523

Phenytoin Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-P097-011
CAS
6859-11-6
Formula
C16H14N2O2
Family
Phenytoin
Synonyms
1-Methyl-5,5-diphenylimidazolidine-2,4-dione, Hydantoin, 1-methyl-5,5-diphenyl-

Phenytoin-d10

Isotopically labelledLevels of characterisation
Cat. No.
P-P097-009
CAS
65854-97-9
Formula
C15H2D10N2O2
Family
Phenytoin
Synonyms
5,5-bis(2,3,4,5,6-pentadeuteriophenyl)imidazolidine-2,4-dione

O-Phospho-L-Serine

ImpurityLevels of characterisation
Cat. No.
P-S033-014
CAS
407-41-0
Formula
C3H8NO6P
Family
Serine
Synonyms
Phospho-L-serine, Dexfosfoserine

O-Phospho-L-Serine-13C3

Isotopically labelledLevels of characterisation
Cat. No.
P-S033-003
CAS
2734706-69-3
Formula
¹³C3H8NO6P
Family
Serine
Synonyms
O-Phospho-L-serine-13C3,15N, L-O-Phosphoserine-13C315N

R-Pralatrexate

ImpurityLevels of characterisation
Cat. No.
P-P161-016
CAS
1320211-70-8
Formula
C23H23N7O5
Family
Pralatrexate
Synonyms
Pralatrexate, (R)-, L-Glutamic acid, N-(4-((1R)-1-((2,4-diamino-6-pteridinyl)methyl)-3-butynyl)benzoyl)-

S-Pralatrexate

ImpurityLevels of characterisation
Cat. No.
P-P161-017
CAS
1320211-69-5
Formula
C23H23N7O5
Family
Pralatrexate
Synonyms
Pralatrexate, (S)-, L-Glutamic acid, N-(4-((1S)-1-((2,4-diamino-6-pteridinyl)methyl)-3-butynyl)benzoyl)-

Pralatrexate Impurity 1

ImpurityLevels of characterisation
Cat. No.
P-P161-006
CAS
2028268-08-6
Formula
C18H17N7O
Family
Pralatrexate
Synonyms
4-[1-(2,4-Diaminopteridin-6-yl)pent-4-yn-2-yl]benzamide

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