What absorbs at 1306 cm⁻¹ in an FTIR spectrum?
A band near 1306 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
Possibili assegnazioni di gruppi funzionali
| Gruppo funzionale | Fatti di supporto | Fonti citate | Affidabilità massima |
|---|---|---|---|
| Amide | 5 | 5 | 1,0 |
| Secondary amine | 4 | 4 | 1,0 |
| C n single bond | 4 | 4 | 1,0 |
| Methacrylate | 2 | 2 | 1,0 |
| Acetate | 2 | 2 | 1,0 |
| Carboxyl (COOH) | 2 | 2 | 1,0 |
| C c single bond | 2 | 2 | 1,0 |
| Carbonyl (C=O) | 2 | 2 | 1,0 |
| Methoxy (OCH3) | 1 | 1 | 1,0 |
| C-O single bond | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Ketone | 1 | 1 | 1,0 |
| Ester | 1 | 1 | 1,0 |
| N h | 1 | 1 | 1,0 |
| Chitosan | 1 | 1 | 1,0 |
| Nucleic acid | 1 | 1 | 1,0 |
La classifica riflette le prove bibliografiche accumulate, non una singola regola autorevole. Conferma sempre nel contesto del tuo campione.
Letteratura dietro queste assegnazioni
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Nucleic acid affidabilità 1,0
“1338cm(cid:2)1, 993cm(cid:2)1 which was not seen in Bacilwhich is due to nucleic acids, and the which located at that reason the peak at 1306 S.”
Use of Fourier transform infrared spectroscopy for rapid comparative analysis of Bacillus and Micrococcus isolates DOI: 10.1016/j.foodchem.2008.08.063 -
Amide affidabilità 1,0
“The peak at 1306.3cm(cid:1)1(-C-N-) are assigned to the asymmetric and symfibers were washed and dried to obtain chitosan/polypyrrole metric stretching vibration of the polypyrrole (PPy), respectcomposite fibers and coded as CS-PPy1.”
Fabrication and Properties of Conductive Chitosan/Polypyrrole Composite Fibers DOI: 10.1080/03602559.2014.935420 -
Amide affidabilità 1,0
“As isolated finish enable the peak located at ~2923 Technora fibres contain PPTA sequences similar to Twaron fibres, the spectra display some cm-1 peaks related to the amide functions in common [10]: the peak located at ~1639 is cm-1 is rel”
Derombise 等 - 2009 - Degradation of Technora aramid fibres in alkaline DOI: 10.1016/j.polymdegradstab.2009.07.021 -
Amide affidabilità 1,0
“As Technora fibres contain PPTA sequences, Technora and Twaron fibres cm-1 spectra have some peaks related to the amide functions in common: the peak located at ~1639 cm-1 is related to the C=O vibration and the peak at ~1306 is related to”
Influence of finish treatment on the durability of aramid fibers aged under an alkaline environment DOI: 10.1002/app.31534 -
Amide affidabilità 1,0
“chalcone carbonyl carbon symmetrical stretching absorption appeared at 1727 An cm-1 absorption band that appeared around 1306 corresponds to C-N stretching and the cm-1 sharp absorption bands that appeared around 1012 and 771 are due to imi”
Synthesis and In Vitro Antimicrobial Evaluation of Photoactive Multi—Block Chalcone Conjugate Phthalimide and 1,8-Naphthalimide Novolacs DOI: 10.3390/polym13111859 -
Amide affidabilità 1,0
“Another indication that a trans-form of the secondary cm-1 acyclic amide gives band at 1306 was attributable to amide III band, of (CN)”
Ilic-Stojanovic 等 - 2018 - Thermosensitive hydrogels for modified release of DOI: 10.1080/00914037.2017.1354202 -
C c single bond affidabilità 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 -
Hydroxyl (O-H) affidabilità 1,0
“(C-O)h (O-H)h 1696 (O-H)c stretch (C-O)c bending bending stretch 1306 DP-M”
Somphon 和 Makatan - 2019 - Characterization of donepezil prepared by cogrindi DOI: 10.2306/scienceasia1513-1874.2019.45.028
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