1-Hydroxy benzotriazole, hydrate, 98%
Buy 1-Hydroxy benzotriazole, hydrate, 98% (CAS 123333-53-9) from Zemixal. Lab and bulk packs, batch COA, fast global delivery.
About 1-Hydroxy benzotriazole, hydrate, 98%
Researchers and plant chemists source 1-Hydroxy benzotriazole, hydrate, 98% from Zemixal for routine and specialised work. Key data (Synthesis): CAS 123333-53-9, formula C6H7N3O2 and molar mass 153.14 g/mol. Typical appearance is white to off-white powder.
Use cases we see most often
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
- Organic synthesis
Storage and safety notes
Literature values: melting point 155-158 °C. Classified under GHS with signal word Danger and hazard statements H203. Read the SDS before first use.
Standard pack sizes are 25 g, 100 g, 500 g, 1 kg and 4 x 25 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.
Typical uses
- Peptide coupling
- Solid-phase peptide synthesis
- Bioconjugation
- Organic synthesis
Applications
Specifications and identifiers
| Product name | 1-Hydroxy benzotriazole, hydrate, 98% |
|---|---|
| Catalogue number | ZX-002350 |
| CAS number | 123333-53-9 |
| IUPAC name | 1-hydroxybenzotriazole;hydrate |
| Molecular formula | C6H7N3O2 |
| Molar mass | 153.14 g/mol |
| Exact mass | 153.0538 |
| Grade | Synthesis |
| Purity / assay | 98% |
| Physical form | Powder |
| Appearance | White to off-white powder |
| Melting point | 155-158 °C |
| H-bond donors / acceptors | 2 / 4 |
| Topological polar surface area | 51.9 Ų |
| HS code | 29332990 |
| InChIKey | PJUPKRYGDFTMTM-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)N=NN2O.O |
| PubChem CID | 2796029 |
| Synonyms | HOBt Hydrate, N-Hydroxybenzotriazole, HOBt, Hydroxybenzotriazole, 1-Hydroxybenzotriazole hydrate, 1-hydroxybenzotriazole monohydrate, 1H-Benzotriazole, 1-hydroxy-, monohydrate, 1H-Benzotriazole, 1-hydroxy-, hydrate (1:1), 1-hydroxy-1H-benzotriazole monohydrate, 1H-Benzotriazole, 1-hydroxy-, hydrate, 1h-1,2,3-benzotriazol-1-ol hydrate, 1h-benzo[d][1,2,3]triazol-1-ol hydrate |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H203(deleted) explosive, fire, blast or projection hazard
Precautionary statements P210, P230, P240, P250, P280, P370 + P380, P372, P373, P401, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 500 g | Quoted on request | |
| 1 kg | Quoted on request | |
| 4 x 25 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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Other grades with CAS 123333-53-9
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