1,3-Benzodioxole
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Names | |||
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Preferred IUPAC name
2H-1,3-Benzodioxole | |||
Other names
1,3-Benzodioxole Benzo[d][1,3]dioxole 1,2-[Methylenebis(oxy)]benzene 1,2-Methylenedioxybenzene (no longer recommended) | |||
Identifiers | |||
274-09-9 | |||
3D model (Jmol) | Interactive image Interactive image | ||
115506 | |||
ChEBI | CHEBI:38732 | ||
ChemSpider | 13881169 | ||
ECHA InfoCard | 100.005.448 | ||
EC Number | 205-992-0 | ||
MeSH | 1,3-Benzodioxole | ||
PubChem | 9229 | ||
RTECS number | DA5600000 | ||
UN number | 1993 | ||
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Properties | |||
C7H6O2 | |||
Molar mass | 122.12 g·mol−1 | ||
Density | 1.064 g cm−3 | ||
Boiling point | 172–173 °C (342–343 °F; 445–446 K) | ||
log P | 2.08 | ||
Vapor pressure | 1.6 kPa | ||
Thermochemistry | |||
Std enthalpy of combustion (ΔcH |
-3.428 MJ mol−1 | ||
Hazards | |||
GHS pictograms | |||
GHS signal word | WARNING | ||
H302, H332 | |||
EU classification (DSD) |
Xn | ||
R-phrases | R20/22 | ||
S-phrases | S22, S24/25 | ||
NFPA 704 | |||
Flash point | 61 °C (142 °F; 334 K) | ||
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |||
verify (what is ?) | |||
Infobox references | |||
1,3-Benzodioxole (1,2-methylenedioxybenzene) is an organic compound with the formula C6H4O2CH2. The compound is classified as benzene derivative and a heterocyclic compound containing the methylenedioxy functional group. It is a colorless liquid.
Although benzodioxozole is not particularly important, many related compounds containing the methylenedioxyphenyl group are bioactive, and thus are found in pesticides and pharmaceuticals.[1]
Preparation
1,3-Benzodioxole can be synthesized from catechol with disubstituted halomethanes.[2][3]
See also
References
- ↑ Murray, M., "Mechanisms of inhibitory and regulatory effects of methylenedioxyphenyl compounds on cytochrome P450-dependent drug oxidation", Curr. Drug Metab. 2000, volume 1, 67-84. doi:10.2174/1389200003339270
- ↑ Bonthrone, W. & Cornforth, J. (1969). "The methylenation of catechols". Journal of the Chemical Society: 1202–1204. doi:10.1039/J39690001202. Retrieved 28 December 2013.
- ↑ Fujita, Harushige; Yamashita & Masataro (1973). "The Methylenation of Several Allylbenzene-1,2-diol Derivatives in Aprotic Polar Solvents". Bulletin of the Chemical Society of Japan. 46 (11): 3553–3554. doi:10.1246/bcsj.46.3553. Retrieved 27 December 2013.
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