propanaln.

Brit.

/ˈprəʊpənal/, U.S.

/ˈproʊpəˌnæl/

Origin: Formed within English, by derivation. Etymons: propane n., -al suffix².

Etymology: < propane n. + -al suffix².

Chemistry.

A colourless, acrid, liquid aldehyde, obtained by dehydration of glycerol. Also called propionaldehyde.Formula: CH₃CH₂CHO.

ΚΠ

1926 E. W. Washburn et al. Internat. Crit. Tables Numerical Data I. Index 301 Propanal.

1979 Chem. Nomencl. for Use in School Sci. (Assoc. Sci. Educ.) (ed. 2) 61 Recommended Name... Propanal. Traditional Name... Propionaldehyde.

1991 Organometallics 11 6/1 All new compounds gave satisfactory C, H elemental analysis or high-resolution mass spectral data, with the exception of the propanal adduct, which could not be satisfactorily purified.

This is a new entry (OED Third Edition, June 2007; most recently modified version published online March 2022).

单词	propanal
释义	propanaln. Brit. /ˈprəʊpənal/, U.S. /ˈproʊpəˌnæl/ Origin: Formed within English, by derivation. Etymons: propane n., -al suffix². Etymology: < propane n. + -al suffix². Chemistry. A colourless, acrid, liquid aldehyde, obtained by dehydration of glycerol. Also called propionaldehyde.Formula: CH₃CH₂CHO. ΚΠ 1926 E. W. Washburn et al. Internat. Crit. Tables Numerical Data I. Index 301 Propanal. 1979 Chem. Nomencl. for Use in School Sci. (Assoc. Sci. Educ.) (ed. 2) 61 Recommended Name... Propanal. Traditional Name... Propionaldehyde. 1991 Organometallics 11 6/1 All new compounds gave satisfactory C, H elemental analysis or high-resolution mass spectral data, with the exception of the propanal adduct, which could not be satisfactorily purified. This is a new entry (OED Third Edition, June 2007; most recently modified version published online March 2022). < n.1926
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