cephamycin C
CHEBI:3543
·resolve ·ANTIMICROBIAL_UNSPECIFIED
·EXACT
SEEDED
One of three naturally occurring cephamycin antibiotics, differing from the A and B forms in its carbamoyloxymethyl substituent at C-3. — 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.
Chemical structure
Computed structure properties
| Molecular formula | C16H22N4O9S |
|---|
| Charge | 0 |
|---|
| Average mass | 446.438 Da |
|---|
| Monoisotopic mass | 446.11075 Da |
|---|
| Source | ChEBI |
|---|
| InChIKey | LXWBXEWUSAABOA-VXSYNFHWSA-N |
|---|
SMILES
[H][C@]12SCC(COC(N)=O)=C(C(=O)O)N1C(=O)[C@]2(NC(=O)CCC[C@@H](N)C(=O)O)OC
InChI
InChI=1S/C16H22N4O9S/c1-28-16(19-9(21)4-2-3-8(17)11(22)23)13(26)20-10(12(24)25)7(5-29-15(18)27)6-30-14(16)20/h8,14H,2-6,17H2,1H3,(H2,18,27)(H,19,21)(H,22,23)(H,24,25)/t8-,14-,16+/m1/s1
Also called
- 3-[(carbamoyloxy)methyl]-7α-methoxy-7β-[(5R)-5-amino-5-carboxypentanamido]-3,4-didehydrocepham-4-carboxylic acid (EXACT_SYNONYM)— chebi
- 7-[(5-amino-5-carboxypentanoyl)amino]-3-[(carbamoyloxy)methyl]-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (EXACT_SYNONYM)— chebi
- (6R,7S)-3-[[(aminocarbonyl)oxy]methyl]-7α-[[(R)-5-amino-5-carboxy-1-oxopentyl]amino]-7-methoxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (EXACT_SYNONYM)— chebi
- A 16886B (EXACT_SYNONYM)— chebi
- A-16886B (EXACT_SYNONYM)— chebi
- A16886B (EXACT_SYNONYM)— chebi
- Cephamycin C (EXACT_SYNONYM)— chebi
- antibiotic 842A (EXACT_SYNONYM)— chebi
- antibiotic A-16886B (EXACT_SYNONYM)— chebi
- antibiotic A-16886I (EXACT_SYNONYM)— chebi
- antibiotic WS-3442C (EXACT_SYNONYM)— chebi
- cephemimycin (EXACT_SYNONYM)— chebi
Cross-references
Equivalent identifiers for this same structure in other resources.
Activity roles
Every antimicrobial role a source asserts for this compound — the
unreduced evidence behind its antimicrobial_class.
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:3543 |
cephamycin C |
antibioticmech:chebi-00992a963a |
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.