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???
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??? (PIN)
Methoxymethane[1] | |||
?? | |||
??? | |||
3D ?? (JSmol)
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?? | DME | ||
1730743 | |||
ChEBI | |||
ChEMBL | |||
ChemSpider | |||
ECHA InfoCard | 100.003.696 | ||
EC ?? |
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KEGG | |||
MeSH | Dimethyl+ether | ||
PubChem CID
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RTECS ?? |
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UNII | |||
UN ?? | 1033 | ||
CompTox Dashboard (EPA)
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?? | |||
C2H6O | |||
? ?? | 46.069 g·mol?1 | ||
??? | Colorless gas | ||
?? | Ethereal[2] | ||
?? | 2.1146 kg/m3 (gas, 0 °C, 1013 mbar)[2] 0.735 g/mL (liquid, -25 °C)[2] | ||
??? | ?141 °C; ?222 °F; 132 K | ||
??? | ?24 °C; ?11 °F; 249 K | ||
71 g/L (at 20 °C (68 °F)) | |||
log P | 0.022 | ||
?? ?? | >100 kPa | ||
??? (χ)
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-26.3·10?6 cm3/mol | ||
1.30 D | |||
??? | |||
??? (C)
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65.57 J K?1 mol?1 | ||
?? ?? ??? (ΔfH?298)
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?184.1 kJ mol?1 | ||
?? ?? ??? (ΔcH?298)
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?1.4604 MJ mol?1 | ||
?? | |||
?? ?? ?? ?? | ≥99% Sigma-Aldrich | ||
GHS ???? | ![]() | ||
??? | ?? | ||
H220 | |||
P210, P410+403 | |||
NFPA 704 (??? ?????) | |||
??? | ?41 °C (?42 °F; 232 K) | ||
350 °C (662 °F; 623 K) | |||
?? ?? | 27% | ||
?? ??? | |||
?? ethers
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Diethyl ether 百度 依托街乡镇消防安全网格化管理平台,强化学校周边日常消防安全巡逻防控,确保安全。 | ||
?? ???
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??? | ||
?? ??? ??? ????, ????(25 °C [77 °F], 100 kPa)?? ??? ??? ???.
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???? ??(dimethyl ether[daiméθ?l í?θ?r], ???: Dimethylether, DME)? ??? ???? ?? ??? ?????. IUPAC?? ?????? ?? ?????(methoxymethane[meθɑ?ksiméθein])?? ?????? ???? ???? ???? ?? ? ??. ???? C2H6O, ???? CH3OCH3??, ???? 46??. ?? ??? ??? ?? ??? ????? ???? ??? ??? ??? ?? ??.
?? ????? ???? ?? ???? ? DME? ??? ???? ??.
DME ????
LPG?? ???? ??, ?????? ???? ???? ????.
DME ??
???? ?? ?? ??? ??????, ?? ???? ?? ??? ??? ??? ?? ????? ??. ??? LPG? ???? ???? ??? ?? ?? ???
??
- ↑ ? ? 〈CHAPTER P-6. Applications to Specific Classes of Compounds〉. 《Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book)》. Cambridge: The Royal Society of Chemistry. 2014. 703?. doi:10.1039/9781849733069-00648. ISBN 978-0-85404-182-4.
- ↑ ? ? ? Record in the GESTIS Substance Database of the Institute for Occupational Safety and Health
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