What absorbs at 1202 cm⁻¹ in an FTIR spectrum?
A band near 1202 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 | 3 | 3 | 1,0 |
| Methoxy (OCH3) | 2 | 2 | 1,0 |
| Methacrylate | 2 | 2 | 1,0 |
| C-O single bond | 2 | 2 | 1,0 |
| Acetate | 2 | 2 | 1,0 |
| Protein | 2 | 2 | 1,0 |
| S s | 1 | 1 | 1,0 |
| Ester | 1 | 1 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Phosphorus | 1 | 1 | 1,0 |
| Phosphate (PO4) | 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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Amide affidabilità 1,0
“= = Statistically significant differences were found between the OA groups (group 1 early OA, group 2 inter- = mediate OA and group 3 severe OA) in all univariate parameters (amide I region, carbohydrate region, collagen cm-1) integrity and”
Imaging of Osteoarthritic Human Articular Cartilage using Fourier Transform Infrared Microspectroscopy Combined with Multivariate and Univariate Analysis DOI: 10.1038/srep30008 -
Amide affidabilità 1,0
“These peaks are assigned to amide III analysis method has to be validated against current biochemical cm(cid:2)1), collagen23 (1202 CH2 side chain vibrations of vibration of gold standards before it can fully replace traditional techniques.”
Rieppo 等 - 2012 - Application of second derivative spectroscopy for DOI: 10.1016/j.joca.2012.01.010 -
Phosphate (PO4) affidabilità 1,0
“1654, and 1602 and within the phosphate band at 1202 and 1136 Here, the amide I subbands were set as targets for the detection of non-enzymatic cross-links with FTIR.”
Assessment of collagen quality associated with non-enzymatic cross-links in human bone using Fourier-transform infrared imaging DOI: 10.1016/j.bone.2017.01.015. -
Amide affidabilità 1,0
“SO3(cid:0) asymmetric stretching (Amide III) 1202 1200 1203* 1203 1201 CH2 wagging from glycine Table 2 backbone and from proline”
Organic biopolymers of venus clams: Collagen-related matrix in the bivalve shells with crossed-lamellar ultrastructure DOI: 10.1016/j.bbrep.2021.100939 -
Ester affidabilità 1,0
“appears at 600 The bands at 1710, 1440, 1343, and 1202 cm-1 in the complex are associated with the ester group in”
Analysis of Iron Complexes of Tannic Acid and Other Related Polyphenols as Revealed by Spectroscopic Techniques: Implications in the Identification and Characterization of Iron Gall Inks in Historical Manuscripts DOI: 10.1021/acsomega.2c01679 -
affidabilità 1,0
“Peaks in the 1150-550 The two bands at 1202 cm-1 and 1238 cm-1 arise from the A mode of νas S-O and νs S-O and the E cm-1 region are mainly the absorption bands of the clinker phases [59].”
Liu 等 - 2020 - Study of the Air-Entraining Behavior Based on the DOI: 10.3390/ma13163514 -
Acetate affidabilità 1,0
“The centroid spectrum corresponding to fibrosis tissue was characterized by absorbance peaks related to vibrational modes of collagen as evidenced by the peaks at 1174 cm-1 (C-O stretching) [34], 1202 cm-1, 1230 cm-1, 1278 cm-1, 1304 cm-1 (”
Moreau 等 - 2020 - Analysis of Hepatic Fibrosis Characteristics in Ci DOI: 10.3390/molecules25184092 -
Acetate affidabilità 1,0
“This is not surprising, bearing in mind the already reported small affinity of the Cu-Chl complex for self-agregation.33 However, two new bands emerged in the C-O stretching region, at 1202.3 cm-1 (weak) and 1118.8 (strong) - Table I.”
Petrovic 等 - 2006 - In vitro complexes of copper and zinc with chlorop DOI: 10.2298/JSC0605501P
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