What absorbs at 1368 cm⁻¹ in an FTIR spectrum?
A band near 1368 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 5 cited sources
Возможные назначения функциональных групп
| Функциональная группа | Подтверждающие факты | Цитируемые источники | Максимальная достоверность |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
| Boron nitrogen | 1 | 1 | 1,0 |
Ранжирование отражает накопленные литературные данные, а не единственное авторитетное правило. Всегда проверяйте в контексте вашего образца.
Литература, лежащая в основе этих назначений
-
Alkyl C-H достоверность 1,0
“A cm-1 1368 cm-1 1024 C-H alkanes C-N stretch B”
A rapid method for fungal assisted algal flocculation: Critical parameters & mechanism insights DOI: 10.1016/j.algal.2016.10.022 -
Boron nitrogen достоверность 1,0
“3(c)), a sharp peak at approximately 1368 was ascribed to the counter-phase B-N vibrational mode (E 2g)”
Kim 等 - 2015 - One-Pot Synthesis of h-BN Fullerenes Usinsg a Grap DOI: 10.1007/s12540-015-5043-0 -
Carbohydrate достоверность 1,0
“1506cm-1 reactions21, and carbohydrate band at reference band at which led to the formation of surface photooxidation 1368cm-1 measured18,19.”
Study of the long-term degradation behavior of bamboo scrimber under natural weathering DOI: 10.1038/s41529-022-00273-x -
Alkyl C-H достоверность 1,0
“1, the IR bands at 1740-1745 (carbonyl C=O stretching of ester), cm-1 1368 [C-H in -O(C=O)-CH 3] and 1234 (C-O stretching of acetyl group) provide evidence of acetylation.”
Adebajo 等 - 2006 - Raman spectroscopic investigation of acetylation o DOI: 10.1016/j.saa.2005.07.045 -
C-O single bond достоверность 1,0
“cm-1 and (b) Mg(NO3)2, pure agarose and agarose-Mg(NO3)2 polymer electrolyte film 2 Other peaks belonging to agarose are the CH bond bending of an alkene group, 3 Other peaks belonging to agarose are the CH3 bond bending of an alkene group,”
Role of Mg(NO3)2 as Defective Agent in Ameliorating the Electrical Conductivity, Structural and Electrochemical Properties of Agarose–Based Polymer Electrolytes DOI: 10.3390/polym13193357
Есть спектр с этой полосой?
Загрузите свой FTIR-спектр и получите полный отчет об интерпретации — назначение пиков с цитированием литературы, совпадения с библиотекой и цепочку доказательств с оценкой достоверности — за секунды.
Интерпретировать мой спектр