racemic

/reɪˈsiːmɪk/ /rəˈsiːmɪk/

Meanings

adjective

Containing equal amounts of dextrorotatory (D) and levorotatory (L) stereoisomers and therefore not being optically active

Examples :

"The chemist synthesized a racemic mixture of amino acids, so the solution showed no optical rotation. "

Related Words

rotation noun

/ɹoʊˈteɪʃən/

The act of turning around a centre or an axis.

"The Earth's rotation causes day and night. "

stereoisomers noun

/ˌsteriːoʊaɪˈsɑːmɚz/ /ˌsterioʊaɪˈsɑːmərz/

One of a set of the isomers of a compound that exhibits stereoisomerism

"Because the two molecules have the same atoms and bonds, but arranged differently in space, they are stereoisomers. "

chemist noun

/ˈkɛmɪst/

A person who specializes in the science of chemistry, especially at a professional level.

"The chemist carefully measured the ingredients for the baking soda volcano experiment in science class. "

synthesized verb

/ˈsɪnθəˌsaɪzd/ /ˈsɪnθɪˌsaɪzd/

To combine two or more things to produce a new product.

"The chemist synthesized a new drug by combining several different compounds. "

containing verb

/kənˈteɪnɪŋ/

To hold inside.

"The box containing my old toys was stored in the attic. "

mixture noun

/ˈmɪkstʃə/ /ˈmɪkstʃɚ/

The act of mixing.

"The mixture of flour and water was carefully stirred to make the dough. "

dextrorotatory adjective

/ˌdɛkstrəʊˈroʊtətɔːri/ /ˌdɛkstroʊˈroʊtətɔːri/

(of an optically active compound or crystal) That rotates the plane of polarized light to the right, or clockwise.

"Dexibuprofen is the active dextrorotatory enantiomer of ibuprofen."

therefore adverb

/ˈðɛəfɔː/ /ˈðɛəɹfɔɹ/

For that or this purpose, referring to something previously stated.

"My friend studied hard for the test; therefore, she got a good grade. "

levorotatory adjective

/ˌliːvəʊˈroʊtətɔːri/ /ˌlɛvoʊˈroʊtətɔːri/

(of an optically active compound or crystal) That rotates the plane of polarized light to the left, or anticlockwise.

"Levofloxacin is the levorotatory enantiomer of the medication ofloxacin."

amounts noun

/əˈmaʊnts/

The total, aggregate or sum of material (not applicable to discrete numbers or units or items in standard English).

"The amount of atmospheric pollution threatens a health crisis."

solution noun

/səˈl(j)uːʃən/

A homogeneous mixture, which may be liquid, gas or solid, formed by dissolving one or more substances.

"The lemonade was a clear solution of lemon juice and water. "

optical adjective

/ˈɒptɪkəl/ /ˈɑptɪkəl/

Of, or relating to sight; visual.

"Strabismus is an optical defect."