Caprolactam

Independent reference data for Caprolactam (CAS 105-60-2), compiled from public chemistry databases.

Registry identifiers across databases

Computed descriptors

Physicochemical values on record

Documented uses on record

Caprolactam is primarily used in the manufacture of synthetic fibers (especially Nylon 6). Caprolactam is also used in brush bristles, textile stiffeners, film coatings, synthetic leather, plastics, plasticizers, paint vehicles, cross-linking for polyurethanes, and in the synthesis of lysine.Used as a monomer for synthetic fibers, plastics, coatings, plasticizers, and paint vehicles and as a cross-linking agent for polyurethanes. [ACGIH]

Synonyms and trade names

azepan-2-one; CAPROLACTAM; 105-60-2; epsilon-Caprolactam; 2-Oxohexamethylenimine; 6-Caprolactam; Aminocaproic lactam; Hexahydro-2H-azepin-2-one; 6-Hexanelactam; 2-Oxohexamethyleneimine; 2-Azacycloheptanone; Hexanolactam; 2H-Azepin-2-one, hexahydro-; Hexahydro-2-azepinone; 2-Perhydroazepinone; 1,6-Hexolactam

Regulatory listings held on file

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS Flavoring Agents FLAVOURING_AGENT: Flavouring Agent
GHS notification summary	0.1% (1 / 1874)

GHS hazard classification

GHS notification summary	0.1% (1 / 1874)
Reported hazard statements	H302, H315, H319, H332, H335, H312, H361, H371

H302: Harmful if swallowed [Warning Acute toxicity, oral]

H315: Causes skin irritation [Warning Skin corrosion/irritation]

What the public record says

Caprolactam · CAS 105-60-2 · C6H11NO. UNII 6879X594Z8. Boiling Point: 512.4 °F at 760 mmHg (NTP, 1992); Boiling Point: 270 °C; Boiling Point: BP: 180 °C @ 50 mm Hg.

Physical description and handling notes

Source: PubChem / Wikidata; the batch COA governs where values differ.