† dialkalamiden.

Origin: Formed within English, by compounding; modelled on a French lexical item. Etymons: di- comb. form, alkalamide n.

Etymology: < di- comb. form + alkalamide n., after French †dialcalamide (1856 or earlier in works by C. Gerhardt). Compare German †Dialcalamid (1857 or earlier; < French).

Chemistry. Obsolete.

A compound which contains both acid and alcohol radicals bonded to two non-adjacent nitrogen atoms (as in substituted derivatives of urea and oxamide).

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the world > matter > chemistry > organic chemistry > alkalamides > [noun]

alkalamide1849

dialkalamide1863

1863 H. Watts Dict. Chem. I. 171 The metallic salts thus formed dissolve in ammonia, producing compounds which Gerhardt regards as dialkalamides.

1866 E. Frankland Lect. Notes 375 Secondary and tertiary monalkalamides, dialkalamides, and trialkalamides, are known.

This entry has been updated (OED Third Edition, June 2014; most recently modified version published online June 2018).

单词	dialkalamide
释义	† dialkalamiden. Origin: Formed within English, by compounding; modelled on a French lexical item. Etymons: di- comb. form, alkalamide n. Etymology: < di- comb. form + alkalamide n., after French †dialcalamide (1856 or earlier in works by C. Gerhardt). Compare German †Dialcalamid (1857 or earlier; < French). Chemistry. Obsolete. A compound which contains both acid and alcohol radicals bonded to two non-adjacent nitrogen atoms (as in substituted derivatives of urea and oxamide). ΘΚΠ the world > matter > chemistry > organic chemistry > alkalamides > [noun] alkalamide1849 dialkalamide1863 1863 H. Watts Dict. Chem. I. 171 The metallic salts thus formed dissolve in ammonia, producing compounds which Gerhardt regards as dialkalamides. 1866 E. Frankland Lect. Notes 375 Secondary and tertiary monalkalamides, dialkalamides, and trialkalamides, are known. This entry has been updated (OED Third Edition, June 2014; most recently modified version published online June 2018). < n.1863
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