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Basic Information
| CAS No.: | 1955-45-9 |
|---|---|
| Name: | Pivalolactone. |
| Article Data: | 3 |
| Molecular Structure: | |
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| Formula: | C5H8 O2 |
| Molecular Weight: | 100.117 |
| Synonyms: | Hydracrylicacid, 2,2-dimethyl-, b-lactone (6CI,7CI);3,3-Dimethyl-2-oxetanone;3,3-Dimethyl-b-propiolactone;Pivalic acidlactone;Pivalolactone;Propanoic acid, 3-hydroxy-2,2-dimethyl-, b-lactone;a,a-Dimethyl-b-propiolactone;a,a-Dimethylpropiolactone; |
| Density: | 1.032g/cm3 |
| Melting Point: | -12.9°C |
| Boiling Point: | 51°C@20mmHg. |
| Flash Point: | 33.7°C |
| Safety: | Poison by ingestion. Questionable carcinogen with experimental carcinogenic and tumorigenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes. |
| PSA: | 26.30000 |
| LogP: | 0.56940 |
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Pivalolactone.
Toxicity Data With Reference
| 1. | mma-sat 333 µg/plate | ENMUDM Environmental Mutagenesis. 7 (Suppl 5)(1985),1. | ||
| 2. | mma-esc 333 µg/plate | ENMUDM Environmental Mutagenesis. 7 (Suppl 5)(1985),1. | ||
| 3. | orl-rat LD50:1470 mg/kg | NCILB* Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. (Bethesda, MD) NIH-NCI-E-C-72-3252 ,1973. | ||
| 4. | orl-mus LD50:316 mg/kg | NCILB* Progress Report for Contract No. NIH-NCI-E-C-72-3252, Submitted to the National Cancer Institute by Litton Bionetics, Inc. (Bethesda, MD) NIH-NCI-E-C-72-3252 ,1973. |
Consensus Reports
NCI Carcinogenesis Bioassay (gavage); No Evidence: mouse NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-140 ,1978. ; Clear Evidence: rat NCITR* National Cancer Institute Carcinogenesis Technical Report Series. (Bethesda, MD 20014) No. NCI-CG-TR-140 ,1978. . Reported in EPA TSCA Inventory.
Safety Profile
Poison by ingestion. Questionable carcinogen with experimental carcinogenic and tumorigenic data. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating fumes.