What absorbs at 1287 cm⁻¹ in an FTIR spectrum?
A band near 1287 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 3 cited sources
可能性のある官能基アサイン
| 官能基 | 裏付け事実 | 引用元 | 最高信頼度 |
|---|---|---|---|
| Alkyl C-H | 2 | 0 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| N-O bond | 1 | 1 | 1.0 |
| S eq o | 1 | 1 | 1.0 |
ランキングは蓄積された文献証拠を反映しており、単一の権威あるルールではありません。常にサンプルのコンテキストと照合して確認してください。
これらのアサインの根拠となる文献
-
S eq o 信頼度 1.0
“The peaks at A cm-1 1286.77, 1217.99, 1052.08 and 1044.26 show the presence of S=O stretching in DG1 cm-1 (alone) and electrocoagulated flocs residue [43-47].”
Sakthisharmila 等 - 2017 - A characteristic study on generation and interacti DOI: 10.1016/j.molliq.2017.01.106 -
N-O bond 信頼度 1.0
“Though no peaks are observed for CH 1286.6, 1281.4 and 1268.3 48 1536.855 1484.6 319.0 ScisCH3 stretching vibrations in the experimental FTIR spectrum, a characteristic 49 1531.053 1479.0 17.0 ScisCH2(ali) cm(cid:1)1 is seen corresponding t”
Computational and spectral studies of 3,3'-(propane-1,3-diyl)bis(7,8-dimethoxy-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one) DOI: 10.1016/j.heliyon.2019.e02420 -
C c single bond 信頼度 1.0
“cm-1 cm-1 V from C-COO stretching, 1098/1065 cm-1 (amorphous/crystalline) from C-O-C stretching, at β-(1→4) β-(1→4) from glycosidic linkage from inulin, at 1059 and 1270 cm-1 from C-O-C, C-O, and C-C glycosidic linkage from inulin, at 1059”
Synthesis and Characterization of Inulin-Based Responsive Polyurethanes for Breast Cancer Applications DOI: 10.3390/polym12040865
このバンドを持つスペクトルがありますか？
FTIRスペクトルをアップロードすると、数秒で完全な解釈レポート（文献引用付きピークアサイン、ライブラリマッチ、信頼度評価付き証拠チェーン）を取得できます。
スペクトルを解釈