Agent Name

Styphnic acid

Alternative Name

Trinitroresorcinol

CAS Number

82-71-3

Formula

C6-H3-N3-O8

Major Category

Other Uses

Synonyms

1,3-Benzenediol, 2,4,6-trinitro-; Resorcinol, 2,4,6-trinitro- (8CI); Trinitroresorcinol or styphnic acid, dry or wetted with < 20% water, or mixture of alcohol and water, by mass; Trinitroresorcinol or styphnic acid, wetted with not < 20% water, or mixture of alcohol and water, by mass; 2,4,6-Trinitro-1,3-benzenediol; 2,4,6-Trinitroresorcinol; 2,4-Dihydroxy-1,3,5-trinitrobenzene; [ChemIDplus] UN0219 (dry or wetted with <20% water, or mixture of alcohol and water, by mass); UN0394 (wetted with not < 20% water, or mixture of alcohol and water, by mass)

Category

Explosives

Description

Yellow solid; [Merck Index] Ellipsoid particles; [Olin Winchester Ammunition MSDS]

Sources/Uses

Has been used to make explosives; [Merck Index] Used as a priming agent; [CAMEO] Used as a secondary explosive; [Olin Winchester Ammunition MSDS]

Comments

A strong oxidizing agent; Highly sensitive to heat and may explode; [CAMEO] Explosive; A skin and eye irritant; May cause CNS depression and methemoglobinemia followed by liver and kidney injury; Toxic to the kidney, blood, and nervous system; Harmful by ingestion, inhalation, and skin absorption; [Olin Winchester Ammunition MSDS] See "Barium styphnate." See "1,3,5-Trinitrobenzene."

Exposure Assessment
Vapor Pressure

2.57E-9 mm Hg

Explanatory Notes

The Guide in the Emergency Response Guidebook is for "Explosives, division 1.1, 1.2, 1.3, or 1.5."

Adverse Effects
Hepatotoxin

Hepatotoxin, Secondary

Methemoglobinemia

Methemoglobinemia, Secondary

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.