蔗糖素是什么
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??? (PIN)
Methoxymethane[1] | |||
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??? | |||
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% | ||
?? ??? | |||
?? ??s
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???? ?? 百度 ”在胡春梅看来,志愿者的行为并没什么问题。 | ||
?? ???
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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? ???? ???? ??? ?? ?? ???.
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[??]- ↑ ? ? 〈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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[??]????? ??? ???? ?? ?? ??? ??? ????.
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