N-acetyl-L-cysteinate

CHEBI:78236 ·resolve ·ANTIVIRAL ·EXACT SEEDED

A monocarboxylic acid anion that is the conjugate base of N-acetyl-L-cysteine, obtained by deprotonation of the carboxy group; major species at pH 7.3. — 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.

CHEBI:233443 CHEBI:233443
CHEBI:35757 CHEBI:35757

Chemical structure

Computed structure properties
Molecular formula	C5H8NO3S
Charge	-1
Average mass	162.19 Da
Monoisotopic mass	162.02304 Da
Source	ChEBI
InChIKey	PWKSKIMOESPYIA-BYPYZUCNSA-M

SMILES

CC(=O)N[C@@H](CS)C(=O)[O-]

InChI

InChI=1S/C5H9NO3S/c1-3(7)6-4(2-10)5(8)9/h4,10H,2H2,1H3,(H,6,7)(H,8,9)/p-1/t4-/m0/s1

Also called

(2R)-2-acetamido-3-sulfanylpropanoate (EXACT_SYNONYM)— chebi
N-acetyl-L-cysteine (RELATED_SYNONYM)— chebi

Cross-references

Equivalent identifiers for this same structure in other resources.

metacyc.compound:CPD-9175
reaxys:6327823

Activity roles

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

CHEBI:36044 CHEBI:36044

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:78236`	N-acetyl-L-cysteinate	`antibioticmech:chebi-a1bbf84464`	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.