Pharmaceutical analytical standards

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

Results 52,911-52,920 of 59,523

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ImpurityLevels of characterisation

Cat. No.: P-M014-009
CAS: 338956-85-7
Formula: C₃₃H₅₁O₃PSi₂
Family: Maxacalcitol
Synonyms: tert-Butyl-[(1S,3R,5Z)-3-[tert-butyl(dimethyl)silyl]oxy-5-(2-diphenylphosphorylethylidene)-4-methylidenecyclohexyl]oxy-dimethylsilane

ImpurityLevels of characterisation

Cat. No.: P-M014-010
CAS: 81522-68-1
Formula: C₃₃H₅₁O₃PSi₂
Family: Maxacalcitol
Synonyms: tert-Butyl-[(1R,3S,5Z)-3-[tert-butyl(dimethyl)silyl]oxy-5-(2-diphenylphosphorylethylidene)-4-methylidenecyclohexyl]oxy-dimethylsilane

ImpurityLevels of characterisation

Cat. No.: P-M014-011
CAS: 81506-24-3
Formula: C₂₁H₄₂O₃Si₂
Family: Maxacalcitol
Synonyms: (2Z)-2-[(3S,5R)-3,5-Bis[[tert-butyl(dimethyl)silyl]oxy]-2-methylidenecyclohexylidene]ethanol, Intermediate B of Mashacalcitriol

ImpurityLevels of characterisation

ImpurityLevels of characterisation

Isotopically labelledLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M034-004
CAS: 74910-22-8
Formula: C₂₄H₃₂O₄
Family: Megestrol
Synonyms: Megestrol Acetate USP Related Compound C, Megestrol Acetate Impurity C

Pharmacopoeial impurityLevels of characterisation

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-M034-006
CAS: 907193-65-1
Formula: C₂₅H₃₄O₄
Family: Megestrol
Synonyms: 2alpha,6-Dimethyl-3,20-dioxopregna-4,6-dien-17-yl acetate, Megestrol acetate impurity h (ep impurity)

Pharmacopoeial impurityLevels of characterisation

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