beta-Butyrolactone
CAS Number
3068-88-0Synonym
3-Hydroxybutyric acid, bets-lactone; 4-Methyl-2-oxetanone
Occurrence/Use
Building block for organic synthesis
| Latest Criteria: |
Proposition 65 NSRLs/MADLs
|
|---|---|
| Inhalation Unit Risk (μg/cubic meter)-1: |
2.9 E-4
|
| Inhalation Slope Factor (mg/kg-day)-1: |
1.0 E+0
|
| Oral Slope Factor (mg/kg-day)-1: |
1.0 E+0
|
| Comments/References: |
Proposition 65
| Cancer: |
Currently listed
|
|---|
| Listed for: |
Cancer
|
|---|---|
| Date of Listing: |
07/01/1987
|
| Basis for Listing: |
State's Qualified Experts
|
| Cancer | |
| No Significant Risk Level (NSRL): |
0.7 µg/day
|
|---|---|
| Last NSRL/MADL Revision: |
1992
|
| Cancer: |
|---|
