What absorbs at 3050 cm⁻¹ in an FTIR spectrum?
A band near 3050 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 4 cited sources
Ugawaji unaowezekana wa vikundi vya kazi
| Kikundi cha kazi | Ukweli unaounga mkono | Vyanzo vilivyotajwa | Uaminifu wa juu |
|---|---|---|---|
| Aromatic ring | 4 | 1 | 0.9 |
| Oxygen heterocycle | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.8 |
| Hydroxyl (O-H) | 1 | 0 | 0.8 |
| Alkyl C-H | 1 | 0 | 0.7 |
Cheo kinaonyesha ushahidi wa fasihi uliokusanywa, si sheria moja yenye mamlaka. Thibitisha kila mara dhidi ya mazingira ya sampuli yako.
Fasihi nyuma ya ugawaji huu
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Aromatic ring uaminifu 0.9
“Assigned to aromatic C-H stretches.”
Ashraf 等 - 2018 - Synthesis of polyimides from alpha,alpha '-bis(3-a DOI: 10.1016/j.molstruc.2018.01.098 -
uaminifu 0.9
“Explicit assignment: 'small peaks at 3050 cm-1 ... C-H out-of-plane stretching vibrations'”
D'angelo 和 Zodrow - 2022 - Chemotaxonomic comparison of the seed ferns Odonto DOI: 10.18261/let.55.2.8 -
Oxygen heterocycle uaminifu 0.9
“Weak band at 3050 cm-1 corresponding to epoxy terminal group.”
Sousa 等 - 2020 - PDMS Based Hybrid Sol-Gel Materials for Sensing Ap DOI: 10.3390/polym12020371 -
Amide uaminifu 0.8
“Assigned to amide B, N-H bending, first overtone (proteins).”
Pietrzak 和 Miller - 2005 - Microchemical structure of soybean seeds revealed DOI: 10.1021/jf050608x
Una wigo wenye bendi hii?
Pakia wigo wako wa FTIR na upate ripoti kamili ya tafsiri — ugawaji wa vilele na marejeleo ya fasihi, ulinganishaji wa maktaba, na mlolongo wa ushahidi wenye kiwango cha uaminifu — kwa sekunde.
Tafsiri wigo wangu