beta-Propiolactone

Chemical Name	beta-Propiolactone
Synonym(s)	.beta.-Propionolactone \| 1,3-Propiolactone \| 2-Oxetanone \| 3-Hydroxypropionic acid lactone \| 3-Propanolide \| 3-Propiolactone \| BPL \| Betaprone \| Hydracrylic acid, .beta.-lactone \| NSC 21626 \| Propanoic acid, 3-hydroxy-, .beta.-lactone \| Propanolide \| Propiolactone
CASRN	57-57-8
De minimis Limit %	0.1
M,P/OU Threshould (lb)	25,000/10,000
Listing Type	Individually listed chemical
Effective Date	01-JAN-87
Chemical Qualifier	No
Metal	No
Chemical of Special Concern	No
Per- or Polyfluoroalkyl Substance	No

Basis of OSHA Carcinogens

IARC	NTP	OSHA-Z
2B	RA	Z

Structural image
Structural representation of beta-Propiolactone