What absorbs at 2995 cm⁻¹ in an FTIR spectrum?
A band near 2995 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 5 cited sources
가능한 작용기 할당
| 작용기 | 지원 사실 | 인용 출처 | 최고 신뢰도 |
|---|---|---|---|
| Alkyl C-H | 3 | 2 | 1.0 |
| Hydroxyl (O-H) | 1 | 1 | 1.0 |
| Carboxyl (COOH) | 1 | 1 | 1.0 |
| Hydrogen bond | 1 | 1 | 1.0 |
순위는 단일 권위 규칙이 아닌 축적된 문헌 증거를 반영합니다. 항상 샘플 상황에 대해 확인하세요.
이 할당의 배경이 되는 문헌
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Hydrogen bond 신뢰도 1.0
“As mentioned above, FTIR showed hydrogen bonds in various peaks around 2995FTIR spectrograms and some of their characteristics”
Khajavi 等 - 2013 - Alkali treatment of cotton yarns with ultrasonic b DOI: 10.1177/0040517512467077 -
Alkyl C-H 신뢰도 1.0
“FTIR spectra of Y(III)-IIPs and non-Y(III)-IIPs materials showed the absorptions due to C=O stretch cm-1), cm-1), C-O stretch (1155 C-O bend (1730 Effects of Several Parameters on the Adsorption cm-1), cm-1), of Y(III) Ions C-H stretch (299”
Zulfikar 等 - 2017 - Separation of Yttrium from Aqueous Solution Using DOI: 10.3103/S1067821217060189 -
Carboxyl (COOH) 신뢰도 1.0
“BSG-linked spectroscopic analysis showed an OH group at 3481.51 cm-1, C-H in CH at 2 2995.45 cm-1, COO (asymmetric and symmetric stretching) due to uronic acid at 1689.64 FTIR spectra of BSG, BSG-co-poly (AA) hydrogel and captopril are show”
Ghumman 等 - 2022 - Synthesis of pH-Sensitive Cross-Linked Basil Seed DOI: 10.3390/gels8050291 -
Hydroxyl (O-H) 신뢰도 1.0
“LLM confirmed rule peak-group candidate”
Herbicide-Intercalated Zinc Layered Hydroxide Nanohybrid for a Dual-Guest Controlled Release Formulation DOI: 10.3390/ijms13067328 -
Alkyl C-H 신뢰도 1.0
“2750 and olefinic =CH stretching mode (2995 which are not 2”
Mcnab 等 - 2017 - Quantification and qualification by in-situ FTIR o DOI: 10.1016/S0926-860X(99)00160-X.
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