TMC-1B

CHEBI:66235 ·resolve ·ANTIMICROBIAL_UNSPECIFIED ·EXACT SEEDED

A polyene antibiotic that is TMC-1A in which the 2,4-dimethyloct-2-enoyl group has been replaced by a (2E)-2,6-dimethyloct-2-enoyl group. TMC-1B is an antitumour antibiotic isolated from Streptomyces sp. A-230. — ChEBI

Machine-generated and unreviewed. Identity, structure and cross-references come straight from ChEBI's and CARD's own data; no curator has signed off on this record yet.

Classification

Strictly broader compounds or drug classes this molecule belongs to.

CHEBI:140325 CHEBI:140325
CHEBI:26177 CHEBI:26177
CHEBI:26878 CHEBI:26878
CHEBI:33823 CHEBI:33823
CHEBI:35681 CHEBI:35681
CHEBI:3992 CHEBI:3992
CHEBI:51689 CHEBI:51689
CHEBI:51751 CHEBI:51751

Chemical structure

Computed structure properties
Molecular formula	C28H36N2O7
Charge	0
Average mass	512.603 Da
Monoisotopic mass	512.25225 Da
Source	ChEBI
InChIKey	LTZQMADYCMVTKI-UVJPKDHBSA-N

SMILES

CCC(C)CC/C=C(\C)C(=O)NC1=C[C@@](O)(/C=C/C=C/C=C/C(=O)NC2=C(O)CCC2=O)[C@H](O)CC1=O

InChI

InChI=1S/C28H36N2O7/c1-4-18(2)10-9-11-19(3)27(36)29-20-17-28(37,24(34)16-23(20)33)15-8-6-5-7-12-25(35)30-26-21(31)13-14-22(26)32/h5-8,11-12,15,17-18,24,31,34,37H,4,9-10,13-14,16H2,1-3H3,(H,29,36)(H,30,35)/b6-5+,12-7+,15-8+,19-11+/t18?,24-,28+/m1/s1

Also called

(2E)-N-[(3S,4R)-3,4-dihydroxy-3-{(1E,3E,5E)-7-[(2-hydroxy-5-oxocyclopent-1-en-1-yl)amino]-7-oxohepta-1,3,5-trien-1-yl}-6-oxocyclohex-1-en-1-yl]-2,6-dimethyloct-2-enamide (EXACT_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

reaxys:8178597

Activity roles

Every antimicrobial role a source asserts for this compound — the unreduced evidence behind its antimicrobial_class.

CHEBI:33281 CHEBI:33281

Source concepts

Every upstream concept that resolved to this record. The merge is the product: this is what shows ChEBI and CARD are describing the same structure.

Upstream concepts merged into this record
Source	Native ID	Label	Minted CURIE	Version
CHEBI	`CHEBI:66235`	TMC-1B	`antibioticmech:chebi-12a0346496`	2026-08-30

Curation history

SEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Seeded from data/raw/ inventories (CHEBI)
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories
RESEEDED_FROM_SOURCES 2026-08-30 · seed_from_sources
Re-seeded from updated data/raw/ inventories

Provenance

Seeded by scripts/seed_from_sources.py from the committed inventories in data/raw/. View the record.