Back to catalogue
AntibioticsIn stockImpurity reference standardPh. Eur.

Tigecycline EP Impurity A (Tigecycline Epimer)

JR-AB1004-05

Variant ofTigecycline USP CRS

4-Epitigecycline ((4R,4aS,5aR,12aS)-4-epimer of tigecycline; EP Impurity A / USP Related Compound A); primary reversible C-4 epimerization degradation product of tigecycline.

Structure & identifiers

2D structure — select to enlarge

Catalogue code
JR-AB1004-05
Category
Antibiotics
CAS number
1422262-97-2
Grade
Impurity reference standard
Pharmacopoeia
Ph. Eur.
Molecular formula
C29H39N5O8
Molecular weight
585.66 g/mol
Pack sizes
25 mg · 50 mg · 100 mg · 500 mg
Record updated
12 Nov 2026

Chemical name

Tigecycline EP Impurity A (Tigecycline Epimer)

SMILES

CN(C)[C@@H]1[C@@H]2C[C@H]3Cc4c(cc(NC(=O)CNC(C)(C)C)c(O)c4C(=O)C3=C(O)[C@]2(O)C(=O)C(=C1O)C(N)=O)N(C)C

Compound identity, CAS number, formula and structure are referenced from public chemical databases. Contact us to confirm availability, pack sizes and documentation for your order.

Tigecycline EP Impurity A (Tigecycline Epimer)

25 mg · ×1