Agent Name

Dithiazanine iodide

CAS Number

514-73-8

Formula

C23-H23-N2-S2.I

Major Category

Dyes

Synonyms

(2-Bis(3-ethylbenzothiazolyl))pentamethine cyanine iodide; 3,3'-Diethyl-2,2'-thiadicarbocyanine iodide; 3,3'-Diethyldithiacarbodicyanine iodide; 3,3'-Diethylpentamethinethiacyanine iodide; 3,3'-Diethylthiadicarbocyanine iodide; 3-Ethyl-2-(5-(3-ethyl-2-(3H)-benzothiazolylidene)-1,3-pentadienyl)benzothiazolium iodide; 3-Ethyl-2-(5-(3-ethyl-2-benzothiazolinylidene)-1,3-pentadienyl)benzothiazolium iodide; Abminthic; Anelmid; Anguifugan; Benzothiazolium, 3-ethyl-2-(5-(3-ethyl-2(3H)-benzothiazolylidene)-1,3-pentadienyl)-, iodide; Compound 01748; DEJO; DQOCI; Delvex; Deselmine; Diethylthiadicarbocyanine iodide; Dilombrin; Dilombrine; Dithiazanini iodidum [INN-Latin]; Dithiazine; Dithiazinine; Dizan; Eastman 7663; Iodure de dithiazanine [INN-French]; Ioduro de ditiazanina [INN-Spanish]; L-01748; NK 136; Nectocyd; Netocyd; Omni-Passin; Ossiurene (AMSA, Italy); Partel; Telmicid; Telmid; Telmide; Vercidon; [ChemIDplus]

Category

Carbocyanine Dyes

Description

Dark greenish or blue violet solid; [HSDB] Powder; [Alfa Aesar MSDS]

Sources/Uses

Used as a fluorescent dye and formerly as an anthelmintic; [ChemIDplus] Used as a sensitizer for photographic emulsions and anthelmintic (nematodes); [Merck Index] Used as insecticide; [CAMEO]

Comments

Slight blue conjunctiva discoloration and swelling reported in two employees occupationally exposed to dust; Symptoms cleared in ten days after removal from job; Oral LD50 (rat) = 165-192 mg/kg; [HSDB] A skin, eye, nose, and lung irritant; [ToxPlanet: FAHG] A skin and strong eye irritant; [Alfa Aesar MSDS]

Restricted

Not registered for use as pesticide in the US; [CAMEO]

Exposure Assessment
TLV (ACGIH)

0.01 ppm, inhalable fraction and vapor (iodides)

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