1-hydroxy-1H-Benzotriazole, CAS No. 2592-95-2

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1-hydroxy-1H-Benzotriazole CAS No.2592-95-2 / Cat No.EBD11855

Formula: C6H5N3O

Molecular Weight:135.12

Synonyms:

1-Hydroxybenzotriazole

HOBT

N-Hydroxybenzotrizole

1-Hydroxybenzotrizole

HOBt(anhydrous)

1-hydroxylbenzotriazole

1-hydroxybenzotriazol

1-hydroxybenzotriazoleanhydrous

1-hydroxy-1-h-benzotriazole

1-hydroxy-1,2,3-benzotriazole

1-hob

1h-benzotriazole,1-hydroxy-

1-hydroxy-1H-Benzotriazole

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Properties
NMR Spectrum

Properties

Appearance:

white to light yellow powder
Density:

1 g/cm3
Melting point:

156-159°C
Boiling point:

149-150 °C
Flashing point:

95 °C
Storage temperature:

Store at RT.
Coefficient of refraction:

n20/D 1.488

NMR Spectrum

Prediction： 1H-NMR (dmso-d6, 200 MHz): delta = 1.92 (mc, 1 H), 2.39, 2.45 (2 s, mc, 7 H), 2.69 (tetramethylurea), 2.80 (d, mc, 4 H), 3.03, 3.05 (s, mc, 4 H), 7.48 (mc, 3 H [title compound], 2 H [benzotriazol-1-ol]), 7.67, 7.72 (2 mc, 2 H [title compound], 1 H [benzotriazol-1-ol]), 7.99 (d, 1 H [benzotriazol-1-ol]), 8.21 (s, 1 H), 8.47 (bq, 1 H).

¹H NMR

¹³C NMR