What absorbs at 1312 cm⁻¹ in an FTIR spectrum?
A band near 1312 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 7 cited sources
Mga posibleng pagtatalaga ng functional-group
| Grupong functional | Mga sumusuportang katotohanan | Mga nasiping sanggunian | Pinakamataas na kumpiyansa |
|---|---|---|---|
| Amide | 3 | 3 | 1.0 |
| Ring structure | 1 | 1 | 1.0 |
| Lipid | 1 | 1 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Alkyl C-H | 1 | 1 | 1.0 |
Ang pagraranggo ay sumasalamin sa naipon na ebidensya ng literatura, hindi isang solong awtoritatibong tuntunin. Palaging kumpirmahin laban sa konteksto ng iyong sample.
Literatura sa likod ng mga pagtatalagang ito
-
Amide kumpiyansa 1.0
“A well-defined amide II band cm(cid:0) cm(cid:0) 1 1 (C-N at 1515 (tyrosine) and a small amide III band at 1312”
Organic biopolymers of venus clams: Collagen-related matrix in the bivalve shells with crossed-lamellar ultrastructure DOI: 10.1016/j.bbrep.2021.100939 -
Amide kumpiyansa 1.0
“976 cm-1, cm-1, bands around 1600 and minor amide III and V bands around 1312 and 690 respectively.”
The affiliation of Hexasterias problematica and Halodinium verrucatum sp. nov. to ciliate cysts based on molecular phylogeny and cyst wall composition DOI: 10.1016/j.ejop.2018.09.002 -
Alkyl C-H kumpiyansa 1.0
“The bands at 1429 and 1312 cm-1 can be attributed to symmetric angular strain in the plane of the CH2 group and symmetrical angular strain in the plane of the CH2 groups, respectively.”
Impact and Tensile Properties of Polyester Nanocomposites Reinforced with Conifer Fiber Cellulose Nanocrystal:A Previous Study Extension DOI: 10.3390/polym13111878 -
Amide kumpiyansa 1.0
“Amide III stretching Phospholipids (v) 1312 CH2 3.1.”
Label-Free Discrimination Analysis of De-Differentiated Vascular Smooth Muscle Cells, Mesenchymal Stem Cells and Their Vascular and Osteogenic Progeny Using Vibrational Spectroscopy DOI: 10.1016/j.bbamcr.2017.11.006 -
Hydroxyl (O-H) kumpiyansa 1.0
“(O-H)c stretch bending bending 1312 1312 DH DH (C-N) (C=O)”
Somphon 和 Makatan - 2019 - Characterization of donepezil prepared by cogrindi DOI: 10.2306/scienceasia1513-1874.2019.45.028 -
Lipid kumpiyansa 1.0
“Multiple bands, such as 1312, 1403, cm-1, and 1455 were assigned to lipids congruent with previous findings.”
Extraction of Reduced Infrared Biomarker Signatures for the Stratification of Patients Affected by Parkinson’s Disease: An Untargeted Metabolomic Approach DOI: 10.3390/chemosensors10060229 -
Ring structure kumpiyansa 1.0
“P-O sretching 1201,78 Ring vibration 1312,23 1310,78 1309,40”
Y 等 - 2020 - A Spatial Distribution Analysis on the Deposition DOI: 10.31661/jbpe.v0i0.1104.
May spectrum ka ba na may ganitong band?
I-upload ang iyong FTIR spectrum at makakuha ng buong interpretasyon na ulat — mga pagtatalaga ng peak na may mga pagsipi ng literatura, pagtutugma ng library, at isang kadena ng ebidensya na may rating ng kumpiyansa — sa loob ng ilang segundo.
I-interpret ang aking spectrum