What absorbs at 674 cm⁻¹ in an FTIR spectrum?
A band near 674 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
可能的官能基指派
| 官能基 | 支持事實 | 引用來源 | 最高信心 |
|---|---|---|---|
| Metal oxygen | 2 | 2 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
| C-S single bond | 1 | 1 | 1.0 |
| N n bond | 1 | 1 | 1.0 |
排名反映累積的文獻證據，而非單一權威規則。請務必根據您的樣品背景進行確認。
這些指派背後的文獻
-
N n bond 信心 1.0
“cm-1, extra absorption bands at 674 and 1589 at the same 0exp(-σ D) = N N time the other absorption bands completely destructed with σ where is the cross section.”
Nagabhushana 等 - 2009 - Swift heavy ion irradiation induced phase transfor DOI: 10.1016/j.ssc.2009.07.049 -
Metal oxygen 信心 1.0
“LLM confirmed rule peak-group candidate”
Wang 和 Jiang - 2011 - Synthesis and Characterization of LiNbO3 Powders b DOI: 10.1080/00150193.2011.554260 -
C-S single bond 信心 1.0
“O-H To investigate the stability and with stretching and confirms the presence of Lcysteine.37 cm-1 C-S reusability of NZC-g-PANI, the simultaneous BG and MO dye The short band at 674 represents the adsorption-desorption tests were executed”
Bir 等 - 2022 - Multifunctional Ternary NLPZnO@L-cysteine-grafted DOI: 10.1021/acsomega.2c04936 -
Alkyl C-H 信心 1.0
“The peak at 1041 is of a primary alcoholic group of cm-1 CH 2OH and another peak at 674 may be due to CH rocking vibrations, (Deo et al., 2001).”
Farghaly 等 - 2021 - Physicochemical study and application for pyrolusi DOI: 10.37190/ppmp/131944 -
Metal oxygen 信心 1.0
“LLM confirmed rule peak-group candidate”
Heteropolyacid coupled with cyanoguanidine decorated magnetic chitosan as an efficient catalyst for the synthesis of pyranochromene derivatives DOI: 10.1038/s41598-022-21196-2
有包含此波峰的圖譜嗎？
上傳您的FTIR圖譜，幾秒內即可獲得完整的解讀報告——包含帶有文獻引用的峰位指派、圖譜庫比對以及信心等級評估的證據鏈。
解讀我的圖譜