Agent Name

Cyanogen iodide

CAS Number

506-78-5

Formula

C-I-N

Major Category

Toxic Gases & Vapors

Synonyms

Iodine cyanide; [HSDB]

Category

Cyanides

Description

White crystals with a pungent odor; [ICSC]

Sources/Uses

Used as a biocide; used as a preservative in taxidermy; [HSDB]

Comments

Decomposes on contact with acids, bases, or heat producing hydrogen cyanide; Reacts with carbon dioxide or slowly with water to produce hydrogen cyanide; [ICSC] A lachrymator; Expected to be corrosive based on its similarity to cyanogen bromide; Can cause pulmonary edema after a severe inhalation exposure; Cyanide poisoning is possible if trapped in a contaminated environment; [CHEMINFO] See "Hydrogen cyanide."

Exposure Assessment
TLV (ACGIH)

0.01 ppm, inhalable fraction and vapors (iodides)

PEL (OSHA)

5 mg/m3, as CN

MAK

2 mg/m3, as CN, inhalable fraction

IDLH (NIOSH)

25 mg/m3, as CN

Vapor Pressure

1 mm Hg

Adverse Effects
Lacrimator

Yes

Toxic Pneumonitis

Yes

Other Poison

Chemical Asphyxiant

Dermatotoxin

Skin Burns

Links to Other NLM Databases
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Chemical Information

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