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CAS NO.2592-95-2
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| 1-Hydroxybenzotriazole Basic information |
| Product Name: | 1-Hydroxybenzotriazole |
| Synonyms: | 1-HYDROXYLBENZOTRIAZOLE;1-HYDROXYBENZOTRIAZOL;1-HYDROXYBENZOTRIAZOLE;1-hydroxybenzotriazole anhydrous;1-HYDROXY-1-H-BENZOTRIAZOLE;1-HYDROXY-1,2,3-BENZOTRIAZOLE;1-HOB;1H-BENZOTRIAZOLE, 1-HYDROXY- |
| CAS: | 2592-95-2 |
| MF: | C6H5N3O |
| MW: | 135.12 |
| EINECS: | 219-989-7 |
| Product Categories: | Peptide coupling agents;Amino Acid Derivatives;FINE Chemical & INTERMEDIATES;Peptide Coupling Reagents;Peptide;Fused Ring Systems;peptides |
| Mol File: | 2592-95-2.mol |
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| 1-Hydroxybenzotriazole Chemical Properties |
| mp | 156-159°C |
| bp | 149-150 °C |
| density | 1 g/cm3 |
| refractive index | n20/D 1.488 |
| Fp | 95 °C |
| storage temp. | Store at RT. |
| Stability: | Stable, but possible risk of explosion if heated under confinement. Flammable. |
| CAS DataBase Reference | 2592-95-2(CAS DataBase Reference) |
| NIST Chemistry Reference | 1H-benzotriazole, 1-hydroxy-(2592-95-2) |
| EPA Substance Registry System | 1H-Benzotriazole, 1-hydroxy-(2592-95-2) |
| Safety Information |
| Hazard Codes | F,Xi,T |
| Risk Statements | 11-5-36/38-36/37/38-36-20/21-61 |
| Safety Statements | 16-33-7/9-26-45-53-15 |
| RIDADR | 1325 |
| RTECS | DM1288000 |
| HazardClass | 4.1 |
| PackingGroup | III |
| HS Code | 29339980 |
| Molecular Weight | 135.1234 g/mol |
|---|---|
| Molecular Formula | C6H5N3O |
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 1 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 135.043262 g/mol |
| Monoisotopic Mass | 135.043262 g/mol |
| Topological Polar Surface Area | 50.9 A^2 |
| Heavy Atom Count | 10 |
| Formal Charge | 0 |
| Complexity | 130 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |