Chromomycin A3

Glycosidic antibiotic from Streptomyces griseus used as a fluorescent stain of DNA and as an antineoplastic agent.

Molecular Formula

C₅₇H₈₂O₂₆

Molecular Weight

1183.2 g/mol

CAS Registry No.

74913-06-7

IUPAC Name

[6-[[(6S,7S)-6-[4-[4-(5-acetyloxy-4-hydroxy-4,6-dimethyloxan-2-yl)oxy-5-hydroxy-6-methyloxan-2-yl]oxy-5-hydroxy-6-methyloxan-2-yl]oxy-7-[(1S,3S,4R)-3,4-dihydroxy-1-methoxy-2-oxopentyl]-4,10-dihydroxy-3-methyl-5-oxo-7,8-dihydro-6H-anthracen-2-yl]oxy]-4-(4-hydroxy-5-methoxy-6-methyloxan-2-yl)oxy-2-methyloxan-3-yl] acetate

InChIKey

ZYVSOIYQKUDENJ-MNGCYDFMSA-N

SMILES

CC1C(C(CC(O1)O[C@H]2[C@@H](CC3=C(C2=O)C(=C4C(=C3)C=C(C(=C4O)C)OC5CC(C(C(O5)C)OC(=O)C)OC6CC(C(C(O6)C)OC)O)O)[C@@H](C(=O)[C@H]([C@@H](C)O)O)OC)OC7CC(C(C(O7)C)O)OC8CC(C(C(O8)C)OC(=O)C)(C)O)O

MeSH Unique ID

D014128

Source

PubChem CID 5351560

• Antineoplastic Antibiotics
• Fluorescent Dyes
• Nucleic Acid Synthesis Inhibitors

91(75); was TOYOMICIN see under CHROMOMYCINS 1975-90

1. D09w.408w.210.209

1. National Library of Medicine. Chromomycin A3. Medical Subject Headings (MeSH). 2026. Unique ID D014128. http://id.nlm.nih.gov/mesh/2026/D014128
2. Chromomycin A3. In: Wikidata. https://www.wikidata.org/wiki/Q77569519
3. Chromomycin A3. In: PubChem Compound. CID 5351560. https://pubchem.ncbi.nlm.nih.gov/compound/5351560