What absorbs at 1277 cm⁻¹ in an FTIR spectrum?
A band near 1277 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 |
|---|---|---|---|
| Methacrylate | 6 | 6 | 1.0 |
| Acetate | 6 | 6 | 1.0 |
| Methoxy (OCH3) | 5 | 5 | 1.0 |
| C-O single bond | 5 | 5 | 1.0 |
| Amide | 5 | 5 | 1.0 |
| Secondary amine | 5 | 5 | 1.0 |
| C n single bond | 4 | 4 | 1.0 |
| Ester | 2 | 2 | 1.0 |
| Protein alpha helix | 1 | 1 | 1.0 |
| N h | 1 | 1 | 1.0 |
| Phosphate (PO4) | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Ketone | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Carbonyl (C=O) | 1 | 1 | 1.0 |
| Aromatic ring | 1 | 1 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| C c single bond | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 0.9 |
| Sulfonate | 1 | 0 | 1.0 |
| Bromine | 1 | 0 | 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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Amide ਵਿਸ਼ਵਾਸ 1.0
“NFs synthesized at 60 are cm-1 C-N band at 1277 can be assigned to the stretching found to be thinner and broader in size according to the”
Performance of Polyaniline Nanofibers (PANI NFs) as PANI NFs-Silver (Ag) Nanocomposites (NCs) for Energy Storage and Antibacterial Applications DOI: 10.1021/acsomega.8b02834 -
C c single bond ਵਿਸ਼ਵਾਸ 1.0
“., , -1 -1 cm (C-N stretch) and 1276.88 cm (C-C, C-H, O-H stretch).”
Maity 等 - 2017 - Polyhydroxyalkanoates production by Zobellella spe DOI: 10.22438/jeb/38/6/MRN-533 -
Acetate ਵਿਸ਼ਵਾਸ 1.0
“wagging at 1335 The peaks at 1277 and 1159 are ascribed cm(cid:0) 1 C-O-C An aliquot of the wine samples (6 mL) was passed through the carto the stretching of the ether bonds in cycles.”
Characterization of the medium infrared spectra of polyphenols of red and white wines by integrating FT IR and UV–Vis spectral data DOI: 10.1016/j.lwt.2021.111604 -
Amide ਵਿਸ਼ਵਾਸ 1.0
“1316 Strong C-N stretching Aromatic amine 1277 Strong”
Evaluation of anticandidal activities and phytochemical examination of extracts prepared from DOI: 10.1186/s12906-022-03552-x -
Amide ਵਿਸ਼ਵਾਸ 1.0
“The band cm-1 observed at 1277 is associated with C-N stretching, cm-1, and the two distinct bands occur at 838 and cm-1 639 related to the C-C ring and C-N=O bending,”
Alibe 等 - 2019 - Effects of polyvinylpyrrolidone on structural and DOI: 10.1007/s10973-018-7874-7 -
Aromatic ring ਵਿਸ਼ਵਾਸ 1.0
“The band at 1650 cm-1 has been assigned to the carbonyl stretching vibration, a number of skeletal ring vibrations at 1598, 1490 and 1413 cm-1, the asymmetric stretching of ether group at 1277 and 1190 cm-1, the aromatic hydrogen in-plane d”
Mechano-Chemical Properties of Electron Beam Irradiated Polyetheretherketone DOI: 10.3390/polym14153067 -
Acetate ਵਿਸ਼ਵਾਸ 1.0
“CP presented a characteristic peak at 2976 cm-1 cm-1 cm-1 2976 (C-H stretching vibration), the peak at 1622 was due to the C=O stretching (C-H stretching vibration), the peak at 1622 cm-1 was due to the C=O stretching and 1277 cm-1 cm-1 and”
Almotairi 等 - 2022 - Design and Optimization of Lornoxicam Dispersible DOI: 10.3390/ph15121463 -
Hydroxyl (O-H) ਵਿਸ਼ਵਾਸ 1.0
“The intense band at 1277 is attributed to (CO) asym vibration due to the deprotonated species derived from the hydroxyl group.”
Chavan 等 - 2013 - Fundamental Aspects of H2S Adsorption on CPO-27-Ni DOI: 10.1021/jp402440u
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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