What absorbs at 1386 cm⁻¹ in an FTIR spectrum?
A band near 1386 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
Gán nhóm chức có thể
| Nhóm chức | Sự kiện hỗ trợ | Nguồn tham khảo | Độ tin cậy cao nhất |
|---|---|---|---|
| Alkyl C-H | 4 | 4 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| N eq o | 1 | 1 | 1,0 |
| Water (H2O) | 1 | 1 | 1,0 |
| Carboxyl (COOH) | 1 | 1 | 1,0 |
Xếp hạng phản ánh bằng chứng tài liệu tích lũy, không phải một quy tắc duy nhất có thẩm quyền. Luôn xác nhận với ngữ cảnh mẫu của bạn.
Tài liệu tham khảo đằng sau các gán này
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Carboxyl (COOH) độ tin cậy 1,0
“The peak at 1533 is caused by N-O stretching of aromatic nitro cm-1 compounds, the peak at 1386 is caused by symmetric carboxylate stretching, and the peak at 1327 is caused by N-O asymmetric stretching and reveals the presence of a nitro c”
Nematicidal activity of seaweed-synthesized silver nanoparticles and extracts against Meloidogyne incognita on tomato plants DOI: 10.1038/s41598-022-06600-1 -
Water (H2O) độ tin cậy 1,0
“The broad peak-like feature shown at at 1386 cm-1 3446 shows the presence of moisture in graphene oxide powder[16,17].”
Influence of Reduced Graphene Oxide on Effective Absorption Bandwidth Shift of Hybrid Absorbers DOI: 10.1371/journal.pone.0153544 -
Alkyl C-H độ tin cậy 1,0
“cm-1 cm-1 for N-H stretching, 2957 for C-H at 3395 the UV spectrophometric method was selected to the cm-1 for C=C aromatic bend and aliphatic group, 1577 determination of λ for drug which was found to be max cm-1 for C-H asymmetrical stret”
Dubey 和 Dewangan - 2020 - Rational Design and Characterization of Transderma DOI: 10.5530/ijper.54.3s.145 -
Alkyl C-H độ tin cậy 1,0
“C-COO1412 1411 1411 Symmetric stretching 1386 CH puckering 3 1363 1366 Wagging CH deformation 2”
Gallegos-Loya 等 - 2012 - An Optical Overview of Poly[mu(2)-L-alanine-mu(3)- DOI: 10.1100/2012/620189 -
Alkyl C-H độ tin cậy 1,0
“As shown in insets (a) and (b) of Figure S1, the ATR-FTIR spectra cm-1 of layers #1 and #4 reveal the characteristic peaks for PAP at 3060 and 3026 (aromatic =C-H cm-1 cm-1 stretches), 1386 (-CH bending (umbrella mode) in the presence of th”
Multi-Modal Compositional Analysis of Layered Paint Chips of Automobiles by the Combined Application of ATR-FTIR Imaging, Raman Microspectrometry, and SEM/EDX DOI: 10.3390/molecules24071381 -
Alkyl C-H độ tin cậy 1,0
“2920cm-1 , C-H stretching vibrations at vibrations at about Therefore, the degree of wettability provides the best 1386cm-1 about 2840, , and C-O stretching vibrations at conditions for development of the products used in textile 1160cm-1 8”
Oliveira 等 - 2014 - Functionalization of Natural Cork Composite with M DOI: 10.1155/2014/685829 -
N eq o độ tin cậy 1,0
“cm-1 cm-1 cm-1 (C=O stretching), 1458 (C-H bending), 1386 cm-1 cm-1 (N=O bending), 1184 (C-N stretching), 1080 (C-O are more than 37°C (hence, they are glassy in nature) but can be”
Enhanced efficacy of clindamycin hydrochloride encapsulated in PLA/PLGA based nanoparticle system for oral delivery DOI: 10.1049/iet-nbt.2015.0021 -
C-O single bond độ tin cậy 1,0
“LLM confirmed rule peak-group candidate”
Refat 等 - 2021 - QuercetinZinc complex and stem cells A new drug DOI: 10.1371/journal.pone.0246265
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