What absorbs at 1234 cm⁻¹ in an FTIR spectrum?
A band near 1234 cm⁻¹ can point to several functional groups. Below are the most likely assignments, ranked by how much published evidence supports each — every one traceable to literature (DOI) and cross-validated against our 130,000+ reference spectra and knowledge graph.
Backed by 8 cited sources
Posibles asignaciones de grupos funcionales
| Grupo funcional | Hechos de respaldo | Fuentes citadas | Confianza máxima |
|---|---|---|---|
| C-O single bond | 4 | 4 | 1,0 |
| Amide | 1 | 1 | 0,9 |
| Phosphate (PO4) | 1 | 1 | 0,9 |
| Acetyl | 1 | 1 | 0,9 |
| C n single bond | 1 | 1 | 0,8 |
La clasificación refleja la evidencia acumulada de la literatura, no una única regla autorizada. Siempre confirme según el contexto de su muestra.
Literatura detrás de estas asignaciones
-
C-O single bond confianza 1,0
“Text: '1234 (δ C-O-H)'”
Piorecka 等 - 2020 - Hydrophilic Polyhedral Oligomeric Silsesquioxane, DOI: 10.3390/ma13235512 -
C-O single bond confianza 0,9
“Explicit assignment in text”
Chieng 等 - 2017 - Isolation and Characterization of Cellulose Nanocr DOI: 10.3390/polym9080355 -
Acetyl confianza 0,9
“Explicit assignment in text.”
Adebajo 等 - 2006 - Raman spectroscopic investigation of acetylation o DOI: 10.1016/j.saa.2005.07.045 -
Phosphate (PO4) confianza 0,9
“Text: 'phosphodiester bands of DNA at ~1234 and 1225'”
Al-Jorani 等 - 2018 - The Application of ATR-FTIR Spectroscopy and the R DOI: 10.3390/s18124297 -
Amide confianza 0,9
“Explicit assignment: 'Amide III peak centered at 1234'.”
Callone 等 - 2016 - Processing Influence on Molecular Assembling and S DOI: 10.1021/acsbiomaterials.5b00507 -
C-O single bond confianza 0,9
“Explicitly stated in text.”
Jimoh 和 Usman - 2021 - DOI: 10.4152/pea.202102105 -
C-O single bond confianza 0,9
“Text: '1234 and 1086 corresponding to the stretching C-O and (C-O)-C-OH'”
Rodrigues de Barros Vinhal 等 - 2021 - GelatinePVA copolymer film incorporated with quer DOI: 10.1007/s13197-020-04853-0 -
confianza 0,8
“Explicitly stated: second and third peaks centered at ca. 1415, 1374 and 1234 cm-1; CELC to total CHO area ratio.”
Xin 和 Yu - 2013 - Using ATR-FTIR to detect carbohydrate-related mol DOI: 10.1016/j.saa.2013.05.056
¿Tiene un espectro con esta banda?
Cargue su espectro FTIR y obtenga un informe de interpretación completo — asignaciones de picos con citas bibliográficas, coincidencias de librerías y una cadena de evidencia con calificación de confianza — en segundos.
Interpretar mi espectro