1-Hydroxybenzotriazole

Agent Name
1-Hydroxybenzotriazole
CAS Number
2592-95-2
Formula
C6-H5-N3-O
Major Category
Nitrogen Compounds
1-Hydroxybenzotriazole formula graphical representation
Synonyms
1H-Benzotriazole, 1-hydroxy-; [ChemIDplus] 1-Hydroxy-1H-benzotriazole; Benzazimidol; N-hydroxybenzotriazole; HOBt; [Merck Index] UN0508
Category
Triazoles
Description
White solid; [Merck Index] Light yellow fine crystals with lumps; [Sigma-Aldrich MSDS]
Sources/Uses
Used as a reagent in synthetic organic chemistry; [Merck Index]
Comments
A mild eye irritant; Causes somnolence and weight loss in oral lethal-dose studies of rats; [RTECS] May explode on heating; [Merck Index] Explosion hazard; An eye irritant; [Sigma-Aldrich MSDS] See "1-Hydroxybenzotriazole hydrate."
Biomedical References
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Exposure Assessment

Explanatory Notes
The Guide in the Emergency Response Guidebook is for "Explosives - Division 1.1, 1.2, 1.3, or 1.5."

Diseases, Processes, and Activities Linked to This Agent

Other Information
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