perchlor-, perˌchloro- Chem.
Combining form of perchloric, perchloride, perchlorinated; chiefly indicating a compound in which there is the maximum replacement of hydrogen by chlorine, as in perchloracetic, perchloraldehyde, perchlor-benzene, perchlor-ethane, perchlor-ethylic, perchloroquinone, etc.
| 1857 Miller Elem. Chem. III. 182 These perchlorinated compound ethers, such as the perchloracetic ether..and perchloroformic ether..are very unstable. Ibid., Amongst these products perchloraldehyd..is always present. Ibid. 354 Perchlorokinone, chloranile (C12Cl4O4)..forms pale yellow flakes of pearly and metallic lustre. 1862 Ibid. (ed. 2) III. 409 Perchloroquinone. 1866 Odling Anim. Chem. 123 By treatment with chlorine, all four bodies yield..chloranil C6Cl4O2, or perchloroquinone. 1882 Athenæum 11 Nov. 632/1 Perchlorethane, perchlorbenzene, and nitrogen were obtained. |