What absorbs at 1671 cm⁻¹ in an FTIR spectrum?
1671 cm⁻¹ yakınındaki bir bant birkaç fonksiyonel gruba işaret edebilir. Aşağıda, her birini ne kadar yayınlanmış kanıtın desteklediğine göre sıralanmış en olası atamalar bulunmaktadır — her biri literatüre (DOI) kadar izlenebilir ve 130.000＇den fazla referans spektrumumuz ve bilgi grafiğimizle çapraz doğrulanmıştır.
Backed by 8 cited sources
Olası fonksiyonel grup atamaları
| Fonksiyonel grup | Destekleyici gerçekler | Atıf yapılan kaynaklar | En yüksek güven |
|---|---|---|---|
| Amide | 7 | 5 | 1,0 |
| Methacrylate | 4 | 4 | 1,0 |
| Acetate | 4 | 4 | 1,0 |
| Carboxyl (COOH) | 3 | 3 | 1,0 |
| Carbonyl (C=O) | 3 | 3 | 1,0 |
| Secondary amine | 3 | 3 | 1,0 |
| Hydroxyl (O-H) | 3 | 1 | 1,0 |
| Ketone | 2 | 2 | 1,0 |
| Ester | 2 | 2 | 1,0 |
| Methoxy (OCH3) | 2 | 2 | 1,0 |
| C-O single bond | 2 | 2 | 1,0 |
| N h | 2 | 2 | 1,0 |
| Alkyl C-H | 1 | 1 | 1,0 |
| Protein beta turn | 1 | 1 | 1,0 |
| Aldehyde (CHO) | 1 | 1 | 1,0 |
| C n single bond | 1 | 1 | 1,0 |
| Protein beta sheet | 1 | 1 | 1,0 |
| Protein alpha helix | 1 | 1 | 1,0 |
| Carbohydrate | 1 | 1 | 1,0 |
Sıralama, tek bir otoriter kural değil, birikmiş literatür kanıtını yansıtır. Her zaman numune bağlamınıza göre onaylayın.
Bu atamaların arkasındaki literatür
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Carbohydrate güven 1,0
“SEM images are widely The peaks at 1671 and correspond to used to examine the surface morphology of polysaccharides the amide bonds and NH group, respectively.”
Almahamid 等 - 2022 - Application of Factorial Design and Response Surfa DOI: 10.1155/2022/1967606 -
Amide güven 1,0
“The two major peaks at 1671 and 1564 were C‚O assigned to the stretching (amide I) and NH bending”
Mechanochemical synthesis of chitosan submicron particles from the gladius of Todarodes pacificus DOI: 10.1016/j.jare.2016.08.006 -
Acetate güven 1,0
“ν(C=C) ν(C=O) 1653 0.3 0.1 + quinone C=O stretching in ν(C=C) ν(C=O) 1671 1.6 0.1 + quinone C=O stretching mode C=O COOH”
Water-Activated Semiquinone Formation and Carboxylic Acid Dissociation in Melanin Revealed by Infrared Spectroscopy DOI: 10.3390/polym13244403 -
Protein alpha helix güven 1,0
“and amide III are shown in The amide I band (1230-1330cm-1) α-helix β-sheet are both caused by the skeleton band The characteristic peaks of and structures are 1652cm-1 1671cm-1, and respectively (Rosana et al., 2012).”
Du 等 - 2022 - Green and Highly Efficient Wool Keratin Extraction DOI: 10.3389/fmats.2021.789081 -
Hydroxyl (O-H) güven 1,0
“The peak at 1671 was assigned to the first suffer The C vibrationsofunsaturatedaldehydestructures,andthesharppeak alcohol radical formed in the reaction can 8 cm-1”
Fu 等 - 2015 - Photosensitized Production of Atmospherically Reac DOI: 10.1021/jacs.5b04051 -
Amide güven 1,0
“For MP, the following vibration peaks are recognized, such as stretching vibration of -NH at 2 cm-1, cm-1, cm-1, 3+ 3393 stretching vibration of -NH at 3155 stretching vibration of C-N at 1671 and”
He 等 - 2019 - Novel Intumescent Flame Retardant Masterbatch Prep DOI: 10.3390/polym11010050 -
Acetate güven 1,0
“(cm-1) Frequency Band Assignment Species C-H 929 out-of-plane deformation 1018 Ring deformation 1081 Furfural 1156 =C-O-C= ring vibration 1279 1570 C=C stretches 1696 C=O aldehyde stretch 1671 C-O 1163 acid stretch vibration 1369 CH symmetr”
Solubility Temperature Dependence of Bio-Based Levulinic Acid, Furfural, and Hydroxymethylfurfural in Water, Nonpolar, Polar Aprotic and Protic Solvents DOI: 10.3390/pr9060924 -
Protein beta turn güven 1,0
“As displayed in we observed eight major absorptions for the pure PTyr-TPA: for the aromatic ring vibrations from Figure10A,weobservedeightmajorabsorptionsforthepurePTyr-TPA:forthearomaticringvibrations PTyr (1595 and 1612 cm-1), the α-helic”
Supramolecular Interactions Induce Unexpectedly Strong Emissions from Triphenylamine-Functionalized Polytyrosine Blended with Poly(4-vinylpyridine) DOI: 10.3390/polym9100503
Bu banda sahip bir spektrumunuz mu var?
FTIR spektrumunuzu yükleyin ve saniyeler içinde tam bir yorum raporu alın — literatür atıfları, kütüphane eşleşmeleri ve güven dereceli bir kanıt zinciri ile tepe atamaları.
Spektrumumu yorumla