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1-Hydroxybenzotriazole hydrate_Molecular_structure_CAS_123333-53-9)
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1-Hydroxybenzotriazole hydrate

Catalog No. 157260 Name Sigma Aldrich
CAS Number 123333-53-9 Website http://www.sigmaaldrich.com
M. F. C6H7N3O2 Telephone 1-800-521-8956
M. W. 153.13868 Fax
Purity 97% Email
Storage Chembase ID: 68942

SYNONYMS

Title
1-羟基苯并三氮唑 水合物
IUPAC name
1H-1,2,3-benzotriazol-1-ol hydrate
IUPAC Traditional name
hydroxybenzotriazole hydrate
Synonyms
HOBt Hydrate
HOBt 一水合物

DATABASE IDS

MDL Number MFCD00065690
PubChem SID 24849666
EC Number 219-989-7
Beilstein Number 4515
CAS Number 123333-53-9

PROPERTIES

Empirical Formula (Hill Notation) C6H5N3O · xH2O
Purity 97%
Quality synthesis grade
Melting Point 155-158 °C(lit.)
GHS Pictograms GHS02
GHS Signal Word Warning
GHS Hazard statements H228
European Hazard Symbols Flammable Flammable (F)
MSDS Link Download
GHS Precautionary statements P210
RID/ADR UN 3380 4.1/PG 1
Risk Statements 1-11-44
Safety Statements 26-37-60
Supplemental Hazard Statements Explosive when dry., Risk of explosion if heated under confinement.
Hazard Class 4.1
UN Number 3380
Packing Group 1
German water hazard class nwg

DETAILS

Description (English)
Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Application
Additive used in oligonucleotide couplings1,2 and in racemization-free peptide couplings.3,4
Packaging
25, 100, 250 g in glass bottle
Description (简体中文)
Frequently Asked Questions
Live Chat and Frequently Asked Questions are available for this Product.
Application
添加剂,用于寡核苷酸偶联1,2 和无外消旋肽偶联。3,4
包装
25, 100, 250 g in glass bottle

REFERENCES