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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 54678407Generated: October 23, 2026

4-Epichlortetracycline

4-Epichlorotetracycline · Aureomycin Impurity · Aureomycin Impurity A · Lymecycline Impurity 9 · 4-Epichlortetracycline. · (4α)-7-Chlorotetracycline · Aureomycin Impurity A(EP) · 4-epi chlortetracycline.HCl

https://huagongshe.com/en/chemical/54678407

4-Epichlortetracycline molecular structure

Identifiers & Physical Properties

CAS No.14297-93-9
Molecular formulaC22H23ClN2O8
Average molar mass478.9 g/mol
Monoisotopic mass478.11429338 g/mol
SMILESCN(C)[C@H]1C(=O)C(C(N)=O)=C(O)[C@@]2(O)C(=O)C3=C(O)c4c(O)ccc(Cl)c4[C@@](C)(O)[C@H]3C[C@@H]12
InChIKeyDHPRQBPJLMKORJ-XRZQSNOTSA-N
PubChem CID54678407
ChEMBLCHEMBL1963084
DTXSIDDTXSID501372576

Chemical & Physical Properties

XLogP-1.3
Topological polar surface area182
Hydrogen bond donors6
Hydrogen bond acceptors9
Rotatable bonds2
Heavy atoms33
Formal charge0
Complexity1,010
DrugsPharmaceuticals -> Antibiotics
Boiling point821.1±65.0 °C(Predicted)
Density1.70±0.1 g/cm3(Predicted)
pKa (acidity coefficient)4.50±1.00(Predicted)
FDA UNII35ZT5OEQ74
EPA Substance Registry System2-Naphthacenecarboxamide, 7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-, (4R,4aS,5aS,6S,12aS)- (14297-93-9)