A3203912
Terephthalonitrile , 98% , 623-26-7
Synonym(s):
Terephthalonitrile
CAS NO.：623-26-7
Empirical Formula: C8H4N2
Molecular Weight: 128.13
MDL number: MFCD00001810
EINECS: 210-783-2
| Pack Size | Price | Stock | Quantity |
| 25G | RMB31.20 | In Stock |
|
| 100G | RMB68.00 | In Stock |
|
| 250g | RMB159.20 | In Stock |
|
| 500G | RMB277.60 | In Stock |
|
| 2.5kg | RMB1053.60 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 221-225 °C (lit.) |
| Boiling point: | 227.54°C (rough estimate) |
| Density | 1.3g/cm3(25℃) |
| vapor density | 4.42 |
| refractive index | 1.6231 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Chloroform (Slightly), DMSO (Slightly) |
| form | Powder |
| color | White to light yellow |
| Water Solubility | 0.08 g/L (23 ºC) |
| BRN | 1072210 |
| Exposure limits | NIOSH: IDLH 25 mg/m3 |
| Stability: | Stable. Incompatible with strong acids, strong bases, strong oxidizing agents, strong reducing agents. |
| CAS DataBase Reference | 623-26-7(CAS DataBase Reference) |
| NIST Chemistry Reference | 1,4-Benzenedicarbonitrile(623-26-7) |
| EPA Substance Registry System | 1,4-Benzenedicarbonitrile (623-26-7) |
Description and Uses
1,4-dicyanobenzene as a new internal standard in utilizing solid-state infrared intensity methods for the determination of thiocyanate bonding. Used as photosensitizer in [2+2] cycloadditions, nitrile building block.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H315-H319-H335 |
| Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
| Hazard Codes | Xi |
| Risk Statements | 36/37/38 |
| Safety Statements | 26-24/25 |
| RIDADR | 3439 |
| WGK Germany | 2 |
| RTECS | CZ1925000 |
| TSCA | Yes |
| HazardClass | 6.1(b) |
| PackingGroup | III |
| HS Code | 29269095 |
| Toxicity | LD50 orl-rat: >6400 mg/kg ZAARAM 19,225,69 |
