What absorbs at 3282 cm⁻¹ in an FTIR spectrum?
A band near 3282 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 6 cited sources
Ugawaji unaowezekana wa vikundi vya kazi
| Kikundi cha kazi | Ukweli unaounga mkono | Vyanzo vilivyotajwa | Uaminifu wa juu |
|---|---|---|---|
| Hydroxyl (O-H) | 3 | 3 | 0.9 |
| Amine primary | 1 | 1 | 0.9 |
| Amide | 1 | 1 | 0.9 |
| Carbohydrate | 1 | 1 | 0.7 |
| Amino acid | 1 | 1 | 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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Hydroxyl (O-H) uaminifu 0.9
“Sharp peak at 3282 cm-1 assigned to stretched hydroxyl O-H groups.”
Abbas 等 - 2022 - Evaluation of OKRA (Abelmoschus esculentus) Macrom DOI: 10.3390/en15186827 -
Hydroxyl (O-H) uaminifu 0.9
“Broad absorption band belongs to O-H stretch.”
Adam 等 - 2023 - Insight into the Effect of Glycerol on Dielectric DOI: 10.3390/molecules28083461 -
Amide uaminifu 0.9
“Text: 'amide A (3282 cm-1)'.”
Ciurko 等 - 2019 - Enzymatic bioconversion of feather waste with kera DOI: 10.2478/pjct-2019-0030 -
Hydroxyl (O-H) uaminifu 0.9
“Broad peak at 3282 indicates presence of O-H groups.”
Islam 等 - 2021 - Preparation and Evaluation of Rice Bran-Modified U DOI: 10.1002/gch2.202000044. -
Amine primary uaminifu 0.9
“amine (NH2) bands”
Yarnpakdee 等 - 2022 - Extraction and Physico-Chemical Characterization o DOI: 10.3390/polym14193983 -
Amino acid uaminifu 0.7
“Strong broad band associated with amino acids and polysaccharides.”
El-Sayed 和 Ismail - 2022 - Physico-chemodiversity variation between the most DOI: 10.1016/j.heliyon.2022.e12457
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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.
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