| 单词 | optical rotation |
| 释义 | > as lemmasoptical rotation optical rotation n. Chemistry = rotation n. 5. ΘΚΠ the world > matter > chemistry > isomerism > [noun] > stereo-isomerism > optical isomerism > optical rotation optical rotation1881 1881 Proc. Royal Soc. 32 312 1.974 grm. of dry cane-sugar was dissolved in 25 cub. centims. of kóji extract, then diluted to 100 cub. centims. The amount of optical rotation was found..to be 15.8 scale-divisions. 1929 R. A. Gortner Outl. Biochem. xxi. 473 Naturally-occurring tartaric acid is the d form, and its purity is usually determined by the optical rotation of a solution of the acid. 1981 P. Sykes Guidebk. to Mechanism in Org. Chem. (ed. 5) iv. 88 Compounds that have the same configuration do not necessarily exhibit the same direction of optical rotation. < as lemmas |
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