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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

27,990products
6sub-categories
2,746in stock
COA + SDSwith every lot
API Impurities 14,098Pharmacopeial Impurities (EP / USP / BP) 4,399Nitrosamine Impurities 631Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,504Metabolites & Degradation Products 3,922API Reference Standards 3,436
27,990 results · page 1020 of 1167
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Reference Standard
Rilpivirine N-oxide chemical structure
Rilpivirine N-oxide
CAS
2734549-19-8
Formula
C22H18N6O
MW
382.4 g/mol
VQ-027821
Reference Standard
Rilpivirine-d6 chemical structure
Rilpivirine-d6
CAS
1312424-26-2
Formula
C22H18N6
MW
372.5 g/mol
VQ-033545
Reference Standard
Riluzole Dimer
Riluzole Dimer
Formula
C17H10F6N4O2S2
MW
480.41 g/mol
In stock
Reference Standard
Riluzole WS chemical structure
Riluzole WS
CAS
1744-22-5
Formula
C8H5F3N2OS
MW
234.2 g/mol
In stock
Reference Standard
Riluzole-13C,15N2 chemical structure
Riluzole-13C,15N2
CAS
1215552-03-6
Formula
C8H5F3N2OS
MW
237.18 g/mol
VQ-041914
Reference Standard
Rimegepant chemical structure
Rimegepant
CAS
1289023-67-1
Formula
C28H28F2N6O3
MW
534.6 g/mol
VQ-027824
Reference Standard
Rimsulfuron chemical structure
Rimsulfuron
CAS
122931-48-0
Formula
C14H17N5O7S2
MW
431.4 g/mol
VQ-041919
Reference Standard
Riociguat chemical structure
Riociguat
CAS
625115-55-1
Formula
C20H19FN8O2
MW
422.4 g/mol
VQ-007719
Reference Standard
Riociguat D3 chemical structure
Riociguat D3
CAS
1304478-72-5
Formula
C20H19FN8O2
MW
422.4 g/mol
VQ-041924

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