Matches in SemOpenAlex for { <https://semopenalex.org/work/W2023248921> ?p ?o ?g. }
Showing items 1 to 83 of
83
with 100 items per page.
- W2023248921 endingPage "409" @default.
- W2023248921 startingPage "401" @default.
- W2023248921 abstract "Dicyclohexylurea-O 18 containing 78% oxygen-18 has been prepared. The amide I and II bands in this molecule are located at 1611 and 1575 cm −1 respectively compared to 1628 and 1575 cm −1 in ordinary dicyclohexylurea (KBr disk). Thus the amide I band (carbonyl stretching) undergoes the expected shift to lower frequency on isotopic substitution. The p-toluenesulphonate salt of dicyclohexylurea has been prepared and been found to have a band at 1669 cm −1 commonly attributed to carbonyl stretching in amide salts. This band, however, undergoes no isotopic shift and is clearly not due to a carbonyl stretching motion. This result casts doubt on the infrared evidence supporting N-protonation of amides." @default.
- W2023248921 created "2016-06-24" @default.
- W2023248921 creator A5001503259 @default.
- W2023248921 creator A5034282077 @default.
- W2023248921 date "1961-03-01" @default.
- W2023248921 modified "2023-09-23" @default.
- W2023248921 title "PROTONATION OF THE AMIDE GROUP: II. DICYCLOHEXYLUREA-O<sup>18</sup>" @default.
- W2023248921 cites W1968615588 @default.
- W2023248921 cites W1981663765 @default.
- W2023248921 cites W1984030246 @default.
- W2023248921 cites W2093725053 @default.
- W2023248921 cites W2127452087 @default.
- W2023248921 cites W2313833309 @default.
- W2023248921 cites W2319668597 @default.
- W2023248921 cites W2322267761 @default.
- W2023248921 cites W2322798995 @default.
- W2023248921 cites W2335377065 @default.
- W2023248921 doi "https://doi.org/10.1139/v61-048" @default.
- W2023248921 hasPublicationYear "1961" @default.
- W2023248921 type Work @default.
- W2023248921 sameAs 2023248921 @default.
- W2023248921 citedByCount "17" @default.
- W2023248921 crossrefType "journal-article" @default.
- W2023248921 hasAuthorship W2023248921A5001503259 @default.
- W2023248921 hasAuthorship W2023248921A5034282077 @default.
- W2023248921 hasBestOaLocation W20232489211 @default.
- W2023248921 hasConcept C120665830 @default.
- W2023248921 hasConcept C121332964 @default.
- W2023248921 hasConcept C145148216 @default.
- W2023248921 hasConcept C147789679 @default.
- W2023248921 hasConcept C155647269 @default.
- W2023248921 hasConcept C158355884 @default.
- W2023248921 hasConcept C178790620 @default.
- W2023248921 hasConcept C185592680 @default.
- W2023248921 hasConcept C2776371256 @default.
- W2023248921 hasConcept C2776538354 @default.
- W2023248921 hasConcept C2778327999 @default.
- W2023248921 hasConcept C2778439535 @default.
- W2023248921 hasConcept C2781311116 @default.
- W2023248921 hasConcept C30095370 @default.
- W2023248921 hasConcept C32909587 @default.
- W2023248921 hasConcept C71240020 @default.
- W2023248921 hasConcept C75473681 @default.
- W2023248921 hasConcept C8010536 @default.
- W2023248921 hasConceptScore W2023248921C120665830 @default.
- W2023248921 hasConceptScore W2023248921C121332964 @default.
- W2023248921 hasConceptScore W2023248921C145148216 @default.
- W2023248921 hasConceptScore W2023248921C147789679 @default.
- W2023248921 hasConceptScore W2023248921C155647269 @default.
- W2023248921 hasConceptScore W2023248921C158355884 @default.
- W2023248921 hasConceptScore W2023248921C178790620 @default.
- W2023248921 hasConceptScore W2023248921C185592680 @default.
- W2023248921 hasConceptScore W2023248921C2776371256 @default.
- W2023248921 hasConceptScore W2023248921C2776538354 @default.
- W2023248921 hasConceptScore W2023248921C2778327999 @default.
- W2023248921 hasConceptScore W2023248921C2778439535 @default.
- W2023248921 hasConceptScore W2023248921C2781311116 @default.
- W2023248921 hasConceptScore W2023248921C30095370 @default.
- W2023248921 hasConceptScore W2023248921C32909587 @default.
- W2023248921 hasConceptScore W2023248921C71240020 @default.
- W2023248921 hasConceptScore W2023248921C75473681 @default.
- W2023248921 hasConceptScore W2023248921C8010536 @default.
- W2023248921 hasIssue "3" @default.
- W2023248921 hasLocation W20232489211 @default.
- W2023248921 hasOpenAccess W2023248921 @default.
- W2023248921 hasPrimaryLocation W20232489211 @default.
- W2023248921 hasRelatedWork W1976974120 @default.
- W2023248921 hasRelatedWork W2000846852 @default.
- W2023248921 hasRelatedWork W2001680279 @default.
- W2023248921 hasRelatedWork W2002121102 @default.
- W2023248921 hasRelatedWork W2023248921 @default.
- W2023248921 hasRelatedWork W2043222142 @default.
- W2023248921 hasRelatedWork W2049820796 @default.
- W2023248921 hasRelatedWork W2050560910 @default.
- W2023248921 hasRelatedWork W2083187345 @default.
- W2023248921 hasRelatedWork W2087078287 @default.
- W2023248921 hasVolume "39" @default.
- W2023248921 isParatext "false" @default.
- W2023248921 isRetracted "false" @default.
- W2023248921 magId "2023248921" @default.
- W2023248921 workType "article" @default.