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1-Hydroxybenzotriazole hydrate

ALDRICH/157260 - wetted with not less than 14 wt. % water, 98% dry basis

Synonym: HOBt Hydrate

CAS Number: 123333-53-9
Empirical Formula (Hill Notation): C6H5N3O · xH2O
Molecular Weight: 135.12 (anhydrous basis)
EC Number: 219-989-7
MDL Number: MFCD00065690
Linear Formula: C6H5N3O · xH2O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-157260-25G 25 g
 $83.60
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45-157260-100G 100 g
 $197.00
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45-157260-250G 250 g
 $465.00
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This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 157260-250G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 157260-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 157260-25G

 

application(s) peptide synthesis
assay 98% dry basis
form solid
InChI 1S/C6H5N3O.H2O/c10-9-6-4-2-1-3-5(6)7-8-9;/h1-4,10H;1H2
InChI key PJUPKRYGDFTMTM-UHFFFAOYSA-N
mp 155-158 °C (lit.)
quality synthesis grade
Quality Level 200 
reaction suitability reaction type: Addition Reactions
SMILES string [H]O[H].On1nnc2ccccc12
Application: 1-Hydroxybenzotriazole hydrate can be used as a reagent:• To synthesize β-peptides via microwave-assisted amino acid coupling.
• In the spot synthesis of glycopeptides.
It can also be used as a deprotection agent for the removal of Fmoc (9-fluorenylmethoxycarbonyl) protecting group.
General description: 1-Hydroxybenzotriazole hydrate is a derivative of benzotriazole primarily used as a coupling reagent in peptide synthesis.
Packaging: 25, 100, 250 g in glass bottle
Purity 98% dry basis
mp 155-158 °C (lit.)
UNSPSC 12352000

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