A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z    
Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Fenspiride, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Fenspiride impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Fenspiride-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Fenspiride Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Fenspiride D5 Hydrochloride Stable Isotopes CS-O-14218 1246815-28-0 Enquire
Fenspiride N-Oxide D5 Stable Isotopes CS-O-14219 210690-26-9 (Unlabeled) Enquire
Fenspiride-d5 Stable Isotopes CS-P-07981 5053-06-5(Unlabeled) Enquire
Fenspiride-d5 N-Oxide Stable Isotopes CS-T-100309 Not Available Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Fenspiride API Standards CS-ED-00017 5053-06-5 In Stock
Fenspiride Hydrochloride API Standards CS-O-10842 5053-08-7 In Stock


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Fenspiride Descarbonyl Dihydrochloride Impurity Impurities CS-ZH-03671 23804-64-0 Enquire
Fenspiride N-Oxide Impurities CS-T-54688 210690-26-9 Enquire


Intermediates

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
2-Hydroxy Fenspiride Intermediates CS-T-56045 441781-21-1 Enquire
3-Hydroxy Fenspiride Intermediates CS-T-56046 441781-23-3 Enquire
4-Hydroxy Fenspiride Intermediates CS-T-56047 441781-25-5 Enquire