cinch-
(sɪŋk)
var. cincho- used before vowels, as in cinchaine, cinchamidine, cinchene, cincholine (see quots.).
| 1881 Jrnl. Chem. Soc. XL. 1045 Cinchamidine, C20H26N2O, a new alkaloid found in the aqueous mother-liquors from the purification of homocinchonidine sulphate, is obtained by the addition of ammonia to this liquid. 1882 Ibid. XLII. 225 Nitrous acid has no action on cinchene. Ibid. 1114 Cincholine is prepared from the first mother-liquor obtained in the manufacture of quinine sulphate. Ibid., Cincholine is a pale-yellow oil, lighter than water. 1890 Billings Med. Dict. I. 281/1 Cinchene, C19H20N2, a crystallizable, volatile base obtained by partial decomposition of cinchonine. 1906 Watts' Dict. Chem. II. 178/2 Cinchamidine..occurs in the mother-liquors from homocinchonidine. 1944 Hackh's Chem. Dict. (ed. 3) 201/2 Cinchaine, C22H30O2N2..a cinchona alkaloid used as anesthetic. Ibid., Cinchene, C19H20N2..an alkaloid obtained from cinchonine by boiling with alcoholic KOH. Ibid., Cincholine, an alkaloid from cinchona bark. |