iodoform


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

iodoform

(īō`dəfôrm'), CHI3, yellow crystalline solid that has a penetrating odor. It melts at 119°C; and is insoluble in water but soluble in ether or ethanol. Iodoform was formerly used as an antiseptic. It is produced when a methyl ketone, acetaldehyde, or an alcohol with the formula RCHOHCH3 (where R is hydrogen or an alkyl or aryl group) is treated with sodium hydroxide and iodine.

Iodoform

 

(triiodomethane) CHI3, an antiseptic. A bright yellow powder, it is used for the external treatment of infected wounds, sores, and fistulas; it also comes as an ointment.

iodoform

[ī′ō·də‚fȯrm]
(organic chemistry)
CHI3 A yellow, hexagonal solid; melting point 119°C; soluble in chloroform, ether, and water; has weak bactericidal qualities and is used in ointments for minor skin diseases. Also known as triiodomethane.
References in periodicals archive ?
Teeth assigned to Group 1 received iodoform paste as filling material (iodoform + camphorated parachlorophenol + ointment comprising 5.0 mg prednisolone acetate and 1.5 mg rifamycin); those allocated to Group 2 received Calen[R]/ZO paste; S.S.White Artigos Dentarios Ltda., Rio de Janeiro, Brazil) as filling material.
Continued root-end growth and apexification using a calcium hydroxide and iodoform paste (Metapex[R]): three case reports.
Influence of time of calcium hydroxide iodoform paste replacement in the treatment of root perforations.
The paste with zinc oxide is easy to wash by the fluid from the apical region; the consistency and the quality of the material depend upon the powder-liquid proportion and the addition of iodoform and endomethasone which modify the manipulation time (fig.
Yet Adolf seemed enormously grateful even for these short periods of release." (3) During these last months, Bloch apparently applied iodoform gauzes to the mastectomy scars, either as a post-operative dressing (4) or an early attempt at chemotherapy.
It smelled, as far as one could distinguish, of iodoform, of the grease of pommes frites, of fear.
Waite also convincingly contradicted Rudolph Binion's theory that Bloch overused iodoform in treating Klara Hitler's cancer.
However, some experiment s were done to permit the larvae to come out by the use of suffocating topical medicines, such as powder iodoform, potassium permanganate 1:4000 and chloroform [5].
Indeed, tincture of iodine, iodoform, or one of the iodides, was applied to almost every case that resisted the ordinary routine of practice; and between 1820 and 1840 there appeared a remarkable series of essays and monographs testifying to the extraordinary benefits to be achieved by this new and potent remedy."
It was synthesized by first preparing a large batch of iodoform which was then reduced to methylene iodide.
Out-patients would come in from the Hospital next door, often surrounded by an aura of iodoform. In the peace of the reading room, where quiet was strictly enforced, the outcry and fall of an epileptic were terrifying at first to my unaccustomed ears.
After careful experimentation, they found that treatment of iodoform ([CHI.sub.3]) with two equivalents of [ZnEt.sub.2] did give the desired gem dizinc carbenoid.