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Key Documents

H2006

Sigma-Aldrich

1-Hydroxybenzotriazole

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About This Item

Empirical Formula (Hill Notation):
C6H5N3O
CAS Number:
Molecular Weight:
135.12
EC Number:
MDL number:
UNSPSC Code:
12352200
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mp

156-159 °C (lit.)

SMILES string

On1nnc2ccccc12

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Biochem/physiol Actions

Inhibits racemization in peptide syntheses using DCC as condensing agent.

Pictograms

Exploding BombExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Chronic 3 - Expl. 1.3 - Eye Irrit. 2

Storage Class Code

1 - Explosive hazardous materials

WGK

WGK 1

Flash Point(F)

293.0 °F - Pensky Martens closed cup

Flash Point(C)

145 °C - Pensky Martens closed cup


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[A new method for synthesis of peptides: activation of the carboxyl group with dicyclohexylcarbodiimide using 1-hydroxybenzotriazoles as additives].
W König et al.
Chemische Berichte, 103(3), 788-798 (1970-01-01)

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