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

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Des[2-(2-thienylmethyl)] Eprosartan

ImpurityLevels of characterisation

Cat. No.: P-E073-008
CAS: 148674-34-4
Formula: C₁₈H₂₀N₂O₄
Family: Eprosartan
Synonyms: 4-[[2-butyl-5-[(E)-2-carboxyethenyl]imidazol-1-yl]methyl]benzoic acid, Benzoic acid, 4-((2-butyl-5-(2-carboxyethenyl)-1H-imidazol-1-yl)methyl)-, (E)-

17-Desacetyl Norgestimate (Mixture of Isomers)

ImpurityLevels of characterisation

Cat. No.: P-N093-014
CAS: 53016-31-2
Formula: C₂₁H₂₉NO₂
Family: Norgestimate
Synonyms: Norelgestromin (17-Deacetylnorgestimate), Norelgestromin

Deschloro Asenapine

ImpurityLevels of characterisation

Cat. No.: P-A197-015
CAS: 1847487-56-2
Formula: C₁₇H₁₇NO
Family: Asenapine
Synonyms: Deschloro Acenapine, Asenapine Impurity 6

Deschloro Atovaquone

ImpurityLevels of characterisation

Cat. No.: P-A212-012
CAS: 92458-44-1
Formula: C₂₂H₂₀O₃
Family: Atovaquone
Synonyms: 4-hydroxy-3-(4-phenylcyclohexyl)naphthalene-1,2-dione

N-Desethyl Etifoxine

ImpurityLevels of characterisation

Cat. No.: P-E129-015
CAS: 21715-43-5
Formula: C₁₅H₁₃ClN₂O
Family: Etifoxine
Synonyms: 6-Chloro-4-methyl-4-phenyl-4H-3,1-benzoxazin-2-amine, 6-chloro-4-methyl-4-phenyl-3,1-benzoxazin-2-amine

Desglycolaldehyde Desonide

ImpurityLevels of characterisation

Cat. No.: P-D061-007
CAS: 117782-95-3
Formula: C₂₂H₃₀O₄
Family: Desonide

6'-Desmethoxy-6'-hydroxy Noscapine

ImpurityLevels of characterisation

Cat. No.: P-N097-004
CAS: 220875-41-2
Formula: C₂₁H₂₁NO₇
Family: Noscapine
Synonyms: Noscapine Impurity 11

N-Desmethyl Asenapine HCl

ImpurityLevels of characterisation

Cat. No.: P-A197-016
CAS: 1170701-78-6
Formula: C₁₆H₁₄ClNO·HCl
Family: Asenapine
Synonyms: N-Desmethyl Asenapine Hydrochloride

Desmethylnarcotine

ImpurityLevels of characterisation

Cat. No.: P-N097-008
CAS: 521-40-4
Formula: C₂₁H₂₁NO₇
Family: Noscapine
Synonyms: Noscapine Impurity 6 (Narcotoline), Narcotoline

delta-14-Desonide

ImpurityLevels of characterisation

Cat. No.: P-D061-006
CAS: 131918-67-7
Formula: C₂₄H₃₀O₆
Family: Desonide

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