What absorbs at 1208 cm⁻¹ in an FTIR spectrum?
A band near 1208 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
تعيينات المجموعات الوظيفية المحتملة
| مجموعة وظيفية | حقائق داعمة | المصادر المستشهد بها | أعلى ثقة |
|---|---|---|---|
| Carboxyl (COOH) | 2 | 2 | 1,0 |
| Aromatic ring | 1 | 1 | 1,0 |
| Alkene (C=C) | 1 | 1 | 1,0 |
| Hydroxyl (O-H) | 1 | 1 | 1,0 |
يعكس الترتيب الأدلة الأدبية المتراكمة، وليس قاعدة واحدة موثوقة. تأكد دائمًا من سياق عينتك.
الأدبيات وراء هذه التعيينات
-
Hydroxyl (O-H) الثقة 1,0
“1203cm-1 cm-1 The band at of the glucose spectra and the band at 1208 of the sucrose spectra, respectively, represent OH peaks.”
Hauswirth 等 - 2022 - Spectroscopic Investigation of the Impact of Cold DOI: 10.3390/foods11182786 -
Alkene (C=C) الثقة 1,0
“transmittance was the stretching vibration peak at 1208.32 modified cm-1 Compared with the control group, ZDMA PMMA The generation of IR peak at 1208.32 was due to the open of confirmed groups have shown higher Ra values, 108.8 ± 2.59 nm, 1”
Antifungal efficiency and cytocompatibility of polymethyl methacrylate modified with zinc dimethacrylate DOI: 10.3389/fcimb.2023.1138588 -
Carboxyl (COOH) الثقة 1,0
“cm(cid:3)1 thaninCA30-Cfilm,indicatingthatSHPcouldhavepromotedcitric films increased peak at 1208 in with citric acid is ascribed to CeO acid decarboxylation on curing, as suggested by Yao, Wang, Ye, and stretching of formed ester bonds (Ba”
Azeredo 等 - 2015 - Wheat straw hemicellulose films as affected by cit DOI: 10.1016/j.foodhyd.2015.04.005 -
Aromatic ring الثقة 1,0
“1453 -C=Caromatic stretching 1411 -S=O anti-symmetric stretching overlapping 1208 -C=Cwith aromatic bending”
Benbow 等 - 2018 - A Novel Soft Contact Piezo-Controlled Liquid Cell DOI: 10.1038/s41598-018-34673-4
هل لديك طيف بهذه الحزمة؟
قم بتحميل طيف FTIR الخاص بك واحصل على تقرير تفسير كامل — تعيينات الذروة مع استشهادات الأدبيات، مطابقات المكتبة، وسلسلة أدلة مصنفة الثقة — في ثوانٍ.
فسر طيفي