2592-95-2|1-HydroxybenzotriazoleProducts Supply - Chemical intermediates Network

1-Hydroxybenzotriazole cas no:2592-95-2

Synonyms: 1-Hydroxy-1H-benzotriazole; 1-Hydroxybenzotriazole anhydrous; HOBt; N-Hydroxybenzotriazole

Identification

Name1-Hydroxybenzotriazole
CAS2592-95-2
Synonyms1-Hydroxy-1H-benzotriazole; 1-Hydroxybenzotriazole anhydrous; HOBt; N-Hydroxybenzotriazole
EINECS(EC#)219-989-7
Molecular FormulaC6H5N3O
Molecular Weight135.12

Chemical Properties

Appearancewhite to light yellow powder
refractive indexn20/D 1.488
storage tempStore at RT.

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass4.1

Safety Data

Hazard F:Flammable
Risk R11;R5
Safety

Hazard Codes:?F,? Irritant Xi,? Toxic T
Risk Statements: 11-5-36/38-36/37/38-36-20/21-61?
R11:Highly flammable.?
R5 :Heating may cause an explosion.?
R36/38:Irritating to eyes and skin.?
R36/37/38:Irritating to eyes, respiratory system and skin.?
R36:Irritating to eyes.?
R20/21:Harmful by inhalation and in contact with skin.?
R61:May cause harm to the unborn child.
Safety Statements: 16-33-7/9-26-45-53-15?
S16:Keep away from sources of ignition.?
S33:Take precautionary measures against static discharges.?
S7:Keep container tightly closed.?
S9:Keep container in a well-ventilated place.?S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.?
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)?
S53:Avoid exposure - obtain special instructions before use.?
S15:Keep away from heat.
RIDADR: 1325
RTECS: DM1288000
HazardClass: 4.1
PackingGroup: III

HS Code 29339980

Toxicity

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
rat	LDLo	oral	5gm/kg (5000mg/kg)	BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)	Acute Toxicity Data. Journal of the American College of Toxicology, Part B. Vol. 1, Pg. 679, 1992.

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1-Hydroxybenzotriazole cas no:2592-95-2

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