ChemicalBook >> CAS DataBase List >>1,4-Dicyanobenzene
1,4-Dicyanobenzene
- CAS No.
- 623-26-7
- Chemical Name:
- 1,4-Dicyanobenzene
- Synonyms
- TEREPHTHALONITRILE;BENZENE-1,4-DICARBONITRILE;1,4-BENZENEDICARBONITRILE;p-Dicyanobenzene;1,4-Dycyanobenzene;p-Pdn;p-Dicyanobezene;Tereftalonitril;P-PHTHALONITRILE;4-Dicyanobenzene
- CBNumber:
- CB7287994
- Molecular Formula:
- C8H4N2
- Molecular Weight:
- 128.13
- MDL Number:
- MFCD00001810
- MOL File:
- 623-26-7.mol
- MSDS File:
- SDS
Last updated:2024-08-13 09:40:06
| 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) |
| EWG's Food Scores | 1 |
| FDA UNII | E6ITH5CIS3 |
| NIST Chemistry Reference | 1,4-Benzenedicarbonitrile(623-26-7) |
| EPA Substance Registry System | 1,4-Benzenedicarbonitrile (623-26-7) |
SAFETY
Risk and Safety Statements
| 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 | |||||||||
| NFPA 704 |
|
1,4-Dicyanobenzene price More Price(25)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | D76722 | 1,4-Dicyanobenzene 98% | 623-26-7 | 25g | $33.6 | 2024-03-01 | Buy |
| TCI Chemical | T0016 | Terephthalonitrile >98.0%(GC) | 623-26-7 | 25g | $42 | 2024-03-01 | Buy |
| TCI Chemical | T0016 | Terephthalonitrile >98.0%(GC) | 623-26-7 | 100g | $114 | 2024-03-01 | Buy |
| Alfa Aesar | B23137 | Terephthalonitrile, 98% | 623-26-7 | 25g | $28.65 | 2024-03-01 | Buy |
| Alfa Aesar | B23137 | Terephthalonitrile, 98% | 623-26-7 | 100g | $70.65 | 2024-03-01 | Buy |
1,4-Dicyanobenzene Chemical Properties,Uses,Production
Chemical Properties
biege powder
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.
Synthesis Reference(s)
The Journal of Organic Chemistry, 51, p. 4714, 1986 DOI: 10.1021/jo00374a041
Tetrahedron Letters, 8, p. 759, 1967
Safety Profile
Moderately toxic by ingestion and intraperitoneal routes. An eye irritant. When heated to decomposition it emits toxic fumes of CNand NO,. See also NITRILES.
Purification Methods
Crystallise the dinitrile from EtOH or AcOH, and has m 221.5-222.5o after sublimation. [Beilstein 9 H 846, 9 I 376, 9 II 613, 9 III 4255, 9 IV 3328.]
1,4-Dicyanobenzene Preparation Products And Raw materials
Raw materials
Preparation Products
1of2
Global( 372)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Hebei Chuanghai Biotechnology Co,.LTD | +86-13131129325 | sales1@chuanghaibio.com | China | 5893 | 58 |
| airuikechemical co., ltd. | +undefined86-15315557071 | sales02@sdzhonghuimaterial.com | China | 983 | 58 |
| Hebei Zhuanglai Chemical Trading Co.,Ltd | +8613343047651 | admin@zlchemi.com | China | 3002 | 58 |
| Capot Chemical Co.,Ltd. | +86-（0）57185586718 +86-13336195806 | sales@capot.com | China | 29791 | 60 |
| Shanghai Daken Advanced Materials Co.,Ltd | +86-371-66670886 | info@dakenam.com | China | 18644 | 58 |
| Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21639 | 55 |
| Shanghai Time Chemicals CO., Ltd. | +86-021-57951555 +8617317452075 | jack.li@time-chemicals.com | China | 1803 | 55 |
| Hangzhou FandaChem Co.,Ltd. | +8615858145714 | FandaChem@Gmail.com | China | 9220 | 55 |
| career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29885 | 58 |
| Jilin Chinese Academy of Sciences - Yanshen Technology Co., Ltd. | 0431-80514535 13634302652 | Extension@chemextension.com | CHINA | 967 | 58 |
View Lastest Price from 1,4-Dicyanobenzene manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2024-11-01 | Terephthalonitrile
623-26-7
|
US $120.00 / kg | 1kg | 99% | 20ton | Hebei Zhuanglai Chemical Trading Co.,Ltd | |
 |
2024-10-15 | Terephthalonitrile
623-26-7
|
US $0.00-0.00 / Kg | 1Kg | 99.9% | 200tons | airuikechemical co., ltd. | |
 |
2024-10-11 | 1,4-Dicyanobenzene
623-26-7
|
US $60.00 / KG | 1KG | 99.9% | 100000kg | Hebei Chuanghai Biotechnology Co,.LTD |
-
- Terephthalonitrile
623-26-7
- US $120.00 / kg
- 99%
- Hebei Zhuanglai Chemical Trading Co.,Ltd
-
- Terephthalonitrile
623-26-7
- US $0.00-0.00 / Kg
- 99.9%
- airuikechemical co., ltd.
-
- 1,4-Dicyanobenzene
623-26-7
- US $60.00 / KG
- 99.9%
- Hebei Chuanghai Biotechnology Co,.LTD
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1,4-Dicyanobenzene 623-26-7
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TEREPHTHALONITRILE
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623-26-7
632-26-7
C8H4N2
C8 to C9
Building Blocks
Cyanides/Nitriles
Organic Building Blocks
Nitrogen Compounds
Nitrile series
Building Blocks
C8 to C9
Chemical Synthesis
Nitrogen Compounds
Organic Building Blocks
Aromatic Nitriles
oled materials
C8 to C9
Cyanides/Nitriles
Nitrogen Compounds