1-Hydroxybenzotriazole hydrate

Names

[ Name ]:
1-Hydroxybenzotriazole hydrate

[Synonym ]:
1H-Benzotriazol-1-ol
1H-1,2,3-Benzotriazole, 1-hydroxy-
hydroxybenzotriazole
MFCD00065690
EINECS 219-989-7
HOBT
1-Hydroxy benzotriazole monohydrate
1H-Benzo[d][1,2,3]triazol-1-ol xhydrate
1-Hydroxybenzotriazole
1-hydroxy benzotriazole
HOBt Hydrate
1-Hydroxybenzotriazole hydrate

Chemical & Physical Properties

[ Density]:
1.5±0.1 g/cm3

[ Boiling Point ]:
344.6±25.0 °C at 760 mmHg

[ Melting Point ]:
155-158 °C(lit.)

[ Molecular Formula ]:
C₆H₅N₃O

[ Molecular Weight ]:
135.123

[ Flash Point ]:
162.2±23.2 °C

[ Exact Mass ]:
135.043259

[ PSA ]:
50.94000

[ LogP ]:
0.69

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.739

[ Storage condition ]:
Store at RT.

[ Water Solubility ]:
slightly soluble

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H228

[ Supplemental HS ]:
Explosive when dry., Risk of explosion if heated under confinement.

[ Precautionary Statements ]:
P210

[ Hazard Codes ]:
F:Flammable

[ Risk Phrases ]:
R11;R5

[ Safety Phrases ]:
S15-S16-S35-S7/9-S33

[ RIDADR ]:
UN 3380 4.1/PG 1

[ WGK Germany ]:
-

[ Hazard Class ]:
4.1

[ HS Code ]:
29339980

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