What absorbs at 3393 cm⁻¹ in an FTIR spectrum?
A band near 3393 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
ਸੰਭਾਵਿਤ ਫੰਕਸ਼ਨਲ-ਗਰੁੱਪ ਅਸਾਈਨਮੈਂਟਾਂ
| ਫੰਕਸ਼ਨਲ ਗਰੁੱਪ | ਸਹਾਇਕ ਤੱਥ | ਹਵਾਲਾ ਦਿੱਤੇ ਸਰੋਤ | ਉੱਚ ਵਿਸ਼ਵਾਸ |
|---|---|---|---|
| Hydroxyl (O-H) | 5 | 5 | 1.0 |
| N h | 2 | 2 | 0.9 |
| Ring structure | 1 | 1 | 1.0 |
| Oxygen heterocycle | 1 | 1 | 1.0 |
| Methoxy (OCH3) | 1 | 1 | 1.0 |
| Methacrylate | 1 | 1 | 1.0 |
| C-O single bond | 1 | 1 | 1.0 |
| Acetate | 1 | 1 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
ਰੈਂਕਿੰਗ ਸੰਚਿਤ ਸਾਹਿਤ ਸਬੂਤਾਂ ਨੂੰ ਦਰਸਾਉਂਦੀ ਹੈ, ਇੱਕ ਸਿੰਗਲ ਅਧਿਕਾਰਤ ਨਿਯਮ ਨਹੀਂ। ਹਮੇਸ਼ਾਂ ਆਪਣੇ ਨਮੂਨੇ ਦੇ ਸੰਦਰਭ ਦੇ ਵਿਰੁੱਧ ਪੁਸ਼ਟੀ ਕਰੋ।
ਇਹਨਾਂ ਅਸਾਈਨਮੈਂਟਾਂ ਪਿੱਛੇ ਸਾਹਿਤ
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Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 1.0
“The main cm-1 an OH band at 3393 for natural F-bearing clinohumite.”
In-situ high-temperature vibrational spectra for synthetic and natural clinohumite: Implications for dense hydrous magnesium silicates in subduction zones DOI: 10.2138/am-2019-6604 -
Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 1.0
“5 of 15 Polymers2023,15,2477 5of15 cm-1 peak characteristic of the epoxy ring, the conversion of the peak at 3009 is related cm-1 to hydroxyl stretching, which is verified at 3393 (Figure 2b), and C-O absorption cm-1), (1157 indicating modi”
Montenegro 等 - 2023 - Enzymatic and Synthetic Routes of Castor Oil Epoxi DOI: 10.3390/polym15112477 -
Alkyl C-H ਵਿਸ਼ਵਾਸ 1.0
“The Fourier transform infrared spectroscopy (FT-IR) analysis measures the selective absorption of light by the vibration modes of specific chemical bonds in the sample determining several functional groups such as OHcm-1), hydroxyl and amid”
Koutb 等 - 2021 - Paclitaxel production by endophytic fungus, Neopes DOI: 10.30955/gnj.003839 -
Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 1.0
“LLM confirmed rule peak-group candidate”
Facile Synthesis of Magnetic Nigella Sativa Seeds: Advances on Nano-Formulation Approaches for Delivering Antioxidants and Their Antifungal Activity against Candida albicans DOI: 10.3390/pharmaceutics15020642 -
Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 1.0
“Wavenumber Peak assignment cm-1 hydroperoxide, alcohol and acid O-H stretch ~3393 cm-1 alkyl CH-CH C-H stretch 2919 2”
Morsch 等 - 2017 - Investigating the Photocatalytic Degradation of Oi DOI: 10.1021/acsami.7b00638 -
Hydrogen bond ਵਿਸ਼ਵਾਸ 1.0
“However, the stretching shift of piroxicam C in conjunction with these RDF 7 cm-1 calculations indicate that the hydrogen bond between the vibration of piroxicam at 3393 or 3339 was not observed”
Tantishaiyakul 等 - 2010 - Characterization of Cimetidine-Piroxicam Coprecipi DOI: 10.1208/s12249-010-9461-5 -
N h ਵਿਸ਼ਵਾਸ 0.9
“Explicit assignment in text”
Chao Dan-Ming 等 - 2013 - Synthesis and Properties of Novel Poly(amic acid) DOI: 10.7503/cjcu20130297 -
Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 0.9
“Characteristic absorption peaks of (P=O)-OH at 3393 cm-1.”
He 等 - 2019 - Novel Intumescent Flame Retardant Masterbatch Prep DOI: 10.3390/polym11010050
ਕੀ ਇਸ ਬੈਂਡ ਨਾਲ ਇੱਕ ਸਪੈਕਟ੍ਰਮ ਹੈ?
ਆਪਣਾ FTIR ਸਪੈਕਟ੍ਰਮ ਅੱਪਲੋਡ ਕਰੋ ਅਤੇ ਸਕਿੰਟਾਂ ਵਿੱਚ ਇੱਕ ਪੂਰੀ ਵਿਆਖਿਆ ਰਿਪੋਰਟ ਪ੍ਰਾਪਤ ਕਰੋ — ਪੀਕ ਅਸਾਈਨਮੈਂਟਾਂ, ਲਾਇਬ੍ਰੇਰੀ ਮੈਚ, ਅਤੇ ਇੱਕ ਵਿਸ਼ਵਾਸ-ਦਰਜਾ ਪ੍ਰਾਪਤ ਸਬੂਤ ਲੜੀ।
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