Tetrazole 1H-Tetrazole
1H-Tetrazole
CAS: 288-94-8;27988-97-2
Molecular Formula: CH2N4
Tetrazole 1H-Tetrazole - Names and Identifiers
| Name | 1H-Tetrazole |
| Synonyms | TETRAZOLE Tetrazole 1H-Tetrazole 2H-tetrazole 2H-TETRAZOLE 1H-TETRAZOLE 5H-tetrazole Tetrazole solution 1H-1,2,3,4-TETRAZOLE 1H-1,2,3,4-TETRAAZOLE Tetrazole 1H-Tetrazole 1H-Tetrazole [Coupling Agent] |
| CAS | 288-94-8 27988-97-2 |
| EINECS | 206-023-4 |
| InChI | InChI=1/CH2N4/c1-2-4-5-3-1/h1H2 |
| InChIKey | KJUGUADJHNHALS-UHFFFAOYSA-N |
Tetrazole 1H-Tetrazole - Physico-chemical Properties
| Molecular Formula | CH2N4 |
| Molar Mass | 70.05 |
| Density | 0.798g/mLat 20°C |
| Melting Point | 156-158°C |
| Boling Point | 220℃ |
| Flash Point | 5°C |
| Water Solubility | Soluble |
| Solubility | DMSO, Methanol |
| Vapor Presure | 394mmHg at 25°C |
| Appearance | Liquid |
| Color | Cream to orange |
| BRN | 105799 |
| pKa | 4.9(at 25℃) |
| Storage Condition | Room temperature. |
| Stability | Stable at RT |
| Refractive Index | n20/D 1.348 |
| Physical and Chemical Properties | White crystalline powder. Melting point ≥ 155 °c. |
| Use | Used as an intermediate for Cilostazol |
Tetrazole 1H-Tetrazole - Risk and Safety
| Risk Codes | R11 - Highly Flammable R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. R36 - Irritating to the eyes R5 - Heating may cause an explosion R4 - Forms very sensitive explosive metallic compounds |
| Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. S36/37 - Wear suitable protective clothing and gloves. S35 - This material and its container must be disposed of in a safe way. S15 - Keep away from heat. |
| UN IDs | UN 1993 3/PG 2 |
| WGK Germany | 3 |
| RTECS | UW7370000 |
| FLUKA BRAND F CODES | 3-4.15-10 |
| HS Code | 29339900 |
| Hazard Class | 4.1 |
| Packing Group | III |
Tetrazole 1H-Tetrazole - Reference Information
| Decomposition | 220°C |
| NIST chemical information | Information provided by: webbook.nist.gov (external link) |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| reference quality standard | properties: white sand granular crystal content: ≥ 99.0% melting point: 155-157 ℃ clarity: 0.3g of this product is dissolved in 10 ml acetonitrile, and the weight loss on drying is ≤ 0.5% |
| Use | Used as a cilostazol intermediate Peptide coupling agent; used as a catalyst in the triesteryl phosphine method for the synthesis of oligonucleotides by the coupling reaction of (dialkylamino) phosphine Used as a drug cilostazol intermediate |
Last Update：2024-04-09 21:01:54
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