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*  Propiolactone (IARC Summary & Evaluation, Volume 71, 1999)
b-PROPIOLACTONE. (Group 2B). For definition of Groups, see Preamble Evaluation. VOL.: 71 (1999) (p. 1103). CAS No.: 57-57-8. ... b-Propiolactone is possibly carcinogenic to humans (Group 2B).. For definition of the italicized terms, see Preamble Evaluation ... b-Propiolactone is a direct-acting alkylating agent. It forms DNA adducts. It is mutagenic in a wide variety of in-vitro and in ... The main use of b-propiolactone has been as an intermediate in the production of acrylic acid and its esters. It has also been ...
  http://inchem.org/documents/iarc/vol71/045-propiolact.html
*  Catalytic Conversion of Waste Carbon Monoxide to Valuable Chemicals & Materials
The Polymer synthesized from this process is called poly(propiolactone) (PPL) and is considered by some experts to be the 'holy ... Novomer will react the waste CO with ethylene oxide, a top 15 globally produced organic chemical, to form propiolactone which ... The Polymer synthesized from this process is called poly(propiolactone) (PPL) and is considered by some experts to be the 'holy ... Novomer will react the waste CO with ethylene oxide, a top 15 globally produced organic chemical, to form propiolactone which ...
  http://www.ct-si.org/publications/proceedings/procs/Cleantech2010/6/359
*  Plus it
4NQO, β-propiolactone, and UV induced prophages from hcr̄ and wild-type strains but not from rec̄ strains. Prophage induction ... and β-propiolactone. These mutants were subdivided into two groups: host cell reactivation minus (hcr̄) mutants lacking repair ...
  http://cancerres.aacrjournals.org/content/30/10/2532
*  Propiolactone - Wikipedia
Propiolactone may refer to either of two isomeric chemical compounds: Alpha-Propiolactone (α-Propiolactone) Beta-Propiolactone ...
  https://en.wikipedia.org/wiki/Propiolactone
*  Alpha-Propiolactone - Wikipedia
α-Propiolactone, or 2-methyl-α-lactone, is a chemical compound of the lactone family, with a three-membered ring. It is a ... β-Propiolactone Acetolactone The Chemical Thesaurus, (2R)-2-Methyl alpha-lactone data page. Accessed on 2009-10-07. Vicent S. ...
  https://en.wikipedia.org/wiki/Alpha-Propiolactone
*  Beta-Propiolactone - Wikipedia
The word propiolactone usually refers to this compound, although it may also refer to α-propiolactone. β-Propiolactone is ... can degrade β-propiolactone. 3-Oxetanone, an isomer of β-propiolactone Malonic anhydride (2,4-oxetanone) α-Propiolactone "NIOSH ... The principal use of propiolactone is an intermediate in the synthesis of other chemical compounds. β-Propiolactone is " ... propiolactones have been produced by the carbonylation of epoxides. β-Propiolactone readily polymerizes even at room ...
  https://en.wikipedia.org/wiki/Beta-Propiolactone
*  February 1948 - Scientific American
Lead-Silica Pigment, Beta-Propiolactone, and More. *. Finer Castings, Whirl Pit Testing, and More. ...
  https://www.scientificamerican.com/magazine/sa/1948/02-01/
*  Zeitschrift für Naturforschung A
Centrifugal Distortion Constants in 1.3 Propiolactone. Boggia, Luis Mario / Filgueira, Roberto Raul / Sorarrain, Oscar Manuel ...
  https://www.degruyter.com/view/j/zna.1974.29.issue-1/issue-files/zna.1974.29.issue-1.xml
*  CDC - Occupational Cancer - Carcinogen List - NIOSH Safety and Health Topic
B-Propiolactone. Propylene dichloride. Proplyene imine. Propylene oxide. R-S. Radon. Rosin core solder, pyrolysis products ( ...
  https://www.cdc.gov/niosh/topics/cancer/npotocca.html
*  NATA Frequent Questions | National Air Toxics Assessment | US EPA
Beta-propiolactone. *Chromium III. Top of Page. Q2: What are the steps in the National Air Toxics Assessment?. A2: NATA ...
  https://www.epa.gov/national-air-toxics-assessment/nata-frequent-questions
*  CDC - NIOSH Pocket Guide to Chemical Hazards - Index of CAS Numbers
beta-Propiolactone. 57-74-9. Chlordane. 581-89-5. 2-Nitronaphthalene. 583-60-8. o-Methylcyclohexanone. ...
  https://www.cdc.gov/niosh/npg/npgdcas.html
*  CFR - Code of Federal Regulations Title 21
beta]-Propiolactone Propyl alcohol (propanol) Propylene carbonate Propylene glycol and p-p'-isopropylidenediphenol diether ...
  https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=175.105&SearchTerm=methyl%20salicylate
*  USC04] 42 USC 7412: Hazardous air pollutants
beta-Propiolactone. 123386 Propionaldehyde. 114261 Propoxur (Baygon). 78875 Propylene dichloride (1,2-Dichloropropane). ...
  http://uscode.house.gov/view.xhtml?req=
*  Indian Health Manual (IHM) - Home
B-PROPIOLACTONE. ACRYLONITRILE BARIUM, SOLUBLE COMPOUNDS. ACTINOMYCIN C* BAYTEX. AFLATOXINS BENOMYL. ALDRIN BENZ (A) ANTHRACENE ...
  https://www.ihs.gov/IHM/index.cfm?module=dsp_ihm_circ_main&circ=ihm_circ_9402_apx_942e
*  Indian Health Manual (IHM) - Home
Beta-propiolactone 2-Acetylaminofuorene 4-Dimethlaminoazobenzene N-Nitrosodimethylamine *Requirements for the possession and ...
  https://www.ihs.gov/IHM/index.cfm?module=dsp_ihm_pc_p3c6&thisTN=1
*  401 KAR 63:060. List of hazardous air pollutants, petitions process, lesser quantity designations, and source category list.
Footnotes: For all listings in the table that contain the word 'compounds' and for glycol ethers, the following applies: Unless otherwise specified, these listings are defined as including any unique chemical substance that contains the named chemical as part of that chemical s infrastructure.. 1 X CN where X = H or any other group where a formal dissociation may occur.. 2 Glycol ethers include mono- and di-ethers of ethylene glycol, diethylene glycol, and triethylene glycol R-(OCH2CH2)n-OR .. Where:. n = 1, 2, or 3;. R = alkyl C7 or less; or. R = phenyl or alkyl substituted phenyl;. R = H or alkyl C7 or less; or. OR consisting of carboxylic acid ester, sulfate, phosphate, nitrate, or sulfonate.. 3 Includes mineral fiber emissions from facilities manufacturing or processing glass, rock, or slag fibers (or other mineral derived fibers) of average diameter one (1) micrometer or less.. 4 Includes organic compounds with more than one (1) benzene ring and that have a boiling point greater than or ...
  http://www.lrc.ky.gov/kar/401/063/060.htm
*  Periodic Table of Elements: Common Compounds of Hydrogen - H (EnvironmentalChemistry.com)
beta-Propiolactone. Formula: C3H4O2. *Bis (2,2,4-trimethyl-pentanediolisobutyrate) diglycolate. Formula: (NH2C6H3OCH3)2. *Bis ( ...
  https://environmentalchemistry.com/yogi/periodic/Al-compounds.html
*  Administration: Office of Environmental Health & Safety - Known and Suspected Carcinogens - Lehman College
Lehman College is a senior liberal arts college in The City University of New York, founded in 1968 and offering more than 50 undergraduate majors and programs; over 40 graduate degree programs; 17 advanced certificates; and 11 doctoral programs in conjunction with the CUNY Graduate Center.
  http://lehman.edu/administration/environmental-health-safety/carcinogens-chemicals.php
*  Synthetic staple fibers for an air-laid nonwoven fabric - Patent # 7560159 - PatentGenius
... propiolactone); (4) poly(.beta.-hydroxyalkanoate)s selected from poly-3-hydroxypropionate, poly-3-hydroxybutyrate, poly-3- ...
  http://www.patentgenius.com/patent/7560159.html
*  Oxetane - Wikipedia
β-Propiolactone or 2-oxetanone. 3-Oxetanone Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 ...
  https://en.wikipedia.org/wiki/Oxetane
*  Malonic anhydride - Wikipedia
2-oxetanone, also called β-propiolactone 3-oxetanone. ...
  https://en.wikipedia.org/wiki/Malonic_anhydride