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1-Hydroxybenzotriazole

1-Hydroxybenzotriazole structure

CAS No:
2592-95-2
Formula:
C6H5N3O
Chemical Name:
1-Hydroxybenzotriazole
Synonyms:
1H-Benzotriazole,1-hydroxy-;1-Hydroxy-1H-benzotriazole;Benzazimidol;1-Hydroxybenzotriazole;1-Hydroxy-1,2,3-benzotriazole;1H-Benzotriazol-1-ol;N-Hydroxybenzotriazole;N-Hydroxy-1,2,3-benzotriazole;1-Benzotriazolol;HOBt;1H-Benzo[d][1,2,3]triazol-1-ol;1-Hydroxy-1H-1,2,3-benzotriazole;1H-1,2,3-Benzotriazol-1-ol
Categories:
Water Treatment Chemical > Corrosion Inhibitor

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Description

white to light yellow powder

1-Hydroxybenzotriazole is a member of benzotriazoles.

1-Hydroxybenzotriazole Basic Attributes

Molecular Weight：

135.123

Exact Mass：

135.12

EC Number：

219-989-7

UNII：

A2T929DMG4

DSSTox ID：

DTXSID3044627

HScode：

2933990090

Characteristics

PSA：

61.80000

XLogP3：

0.69

Appearance：

white to light yellow powder

Density：

1.5±0.1 g/cm3

Melting Point：

110 °C

Boiling Point：

344.6±25.0 °C at 760 mmHg

Flash Point：

162.2±23.2 °C

Refractive Index：

1.739

Water Solubility：

8.4 [ug/mL]

Storage Conditions：

Store at RT.

Vapor Pressure：

3.28E-05mmHg at 25°C

Safety Information

Packing level：

III

Hazard category：

4.1

Transport codes：

1325

hazard class code：

R11;R5

safety instructions：

S16-S33-S7/9-S26-S45-S53-S15

RTECS Number：

DM1288000

Marks：

F:Flammable

Stability/Shelf Life：

Stable, but possible risk of explosion if heated under confinement. Flammable.

Precautionary statement(s)：

P210, P230, P240, P250, P280, P370+P380, P372, P373, P401, P501

Hazard Statements：

H203

GHS Classification：

|Danger|H203 (97.4%): Explosive; fire, blast or projection hazard [Danger Explosives]|P210, P230, P240, P250, P280, P370+P380, P372, P373, P401, and P501|Aggregated GHS information provided by 154 companies from 8 notifications to the ECHA C&L Inventory.|H203: Explosive; fire, blast or projection hazard [Danger Explosives]

Drug Information

MeSH Entry Terms：

1-hydroxybenzotriazole

1-Hydroxybenzotriazole Use and Manufacturing

Uses

additive for oligonucleotide couplings and in racemization-free peptide couplings

Manufacturing Info：

1H-Benzotriazole, 1-hydroxy-: ACTIVE

Use Classification：

Corrosion inhibitors -> Transformation products

Computed Properties

Molecular Weight:135.12
XLogP3:1.2
Hydrogen Bond Donor Count:1
Hydrogen Bond Acceptor Count:3
Exact Mass:135.043261791
Monoisotopic Mass:135.043261791
Topological Polar Surface Area:50.9
Heavy Atom Count:10
Complexity:130
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Guide of 1-Hydroxybenzotriazole

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Learn More Other Chemicals

1-Hydroxybenzotriazole

SDS

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