the angle through which plane-polarized light is rotated in its passage through a substance exhibiting optical activity
optical rotation in American English
noun
Physical Chemistry
the angle at which the plane of polarized light is rotated when passed through an optically active substance
Word origin
[1890–95]This word is first recorded in the period 1890–95. Other words that entered Englishat around the same time include: blip, phoneme, pogey, takedown, wireless
Examples of 'optical rotation' in a sentence
optical rotation
Additionally, the specific optical rotation and elemental analysis were measured.
Ahmed M. Naglah, Hassan M. Awad, Mashooq A. Bhat, Mohamed A. Al-Omar, Abd El-GalilE. Amr 2015, 'Microwave-Assisted Synthesis and Antimicrobial Activity of Some Novel Isatin SchiffBases Linked to Nicotinic Acid via Certain Amino Acid Bridge', Journal of Chemistryhttp://dx.doi.org/10.1155/2015/364841. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The absolute configuration was determined by comparing the optical rotation values with the known enantiomer.
I Wayan Mudianta, Ni Wayan Martiningsih, I Nyoman Dodik Prasetia, Muhammad Nursid 2016, 'BIOACTIVE TERPENOID FROM THE BALINESE NUDIBRANCH Hypselodoris infucata', Indonesian Journal of Pharmacyhttp://indonesianjpharm.farmasi.ugm.ac.id/index.php/3/article/view/1065. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The absolute configuration of 1 was determined by calculation of its optical rotation.
Fei Cao, Qin Yang, Chang-Lun Shao, Chui-Jian Kong, Juan-Juan Zheng, Yun-Feng Liu,Chang-Yun Wang 2015, 'Bioactive 7-Oxabicyclic[6.3.0]lactam and 12-Membered Macrolides from a Gorgonian-DerivedCladosporium sp. Fungus', Marine Drugshttp://www.mdpi.com/1660-3397/13/7/4171. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Optical rotation may potentially be applied in noise-cancelling nondestructive photoswiches.
Masuki Kawamoto, Kazuto Takaishi 2011, 'Synthesis and Conformation of Substituted Chiral Binaphthyl-Azobenzene Cyclic Dyadswith Chiroptical Switching Capabilities', Moleculeshttp://www.mdpi.com/1420-3049/16/2/1603/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The optical rotation and the enantiomeric purity of the final compound were determined.
Zarbin Paulo H.G., Yonashiro Massami, Perissini Jr Waldir 1998, 'An Alternative Route for the Synthesis of (E)-(+)-5(S)-Methylhept-2-en-4-one (Filbertone)',Journal of the Brazilian Chemical Societyhttp://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50531998000600011. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The (+)-stereoisomer was first eluted by detecting with an optical rotation detector.
Qi Jia, Nana Xu, Pengqian Mu, Bo Wang, Shuming Yang, Jing Qiu 2015, 'Stereoselective Separation and Acute Toxicity of Tau-Fluvalinate to Zebrafish', Journal of Chemistryhttp://dx.doi.org/10.1155/2015/931908. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The absolute configuration was assigned from the measured optical rotation and reference to the literature.
Zhi-Hong Xu, Xiao-Ping Peng, Yi Wang, Wei-Ming Zhu 2011, '(22E,24R)-3β,5α,9α-Trihydroxyergosta-7,22-dien-6-one monohydrate', Acta Crystallographica Section Ehttp://scripts.iucr.org/cgi-bin/paper?S160053681101347X. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
The absolute stereochemical assignment of the purified isomers was determined through optical rotation study.
Lixing Nie, Zhong Dai, Shuangcheng Ma 2016, 'Improved Chiral Separation of (R,S)-Goitrin by SFC: An Application in TraditionalChinese Medicine', Journal of Analytical Methods in Chemistryhttp://dx.doi.org/10.1155/2016/5782942. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)