1,4-Dicyanobenzene

Product Name: 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;4-Dicyanobenzene;P-PHTHALONITRILE
CBNumber: CB7287994
Molecular Formula: C8H4N2
Formula Weight: 128.13
MOL File: 623-26-7.mol

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1,4-Dicyanobenzene Property

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)

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Safety

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

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: D76722
Product name: 1,4-Dicyanobenzene
Purity: 98%
Packaging: 25g
Price: $33.6
Updated: 2024/03/01

TCI Chemical

Product number: T0016
Product name: Terephthalonitrile
Purity: >98.0%(GC)
Packaging: 25g
Price: $42
Updated: 2024/03/01

TCI Chemical

Product number: T0016
Product name: Terephthalonitrile
Purity: >98.0%(GC)
Packaging: 100g
Price: $114
Updated: 2024/03/01

Alfa Aesar

Product number: B23137
Product name: Terephthalonitrile, 98%
Packaging: 25g
Price: $28.65
Updated: 2024/03/01

Alfa Aesar

Product number: B23137
Product name: Terephthalonitrile, 98%
Packaging: 100g
Price: $70.65
Updated: 2024/03/01

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1,4-Dicyanobenzene Chemical Properties,Usage,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

P-XYLENE DL-Limonene

Preparation Products

1,4-Bis(aminomethyl)benzene Methyl 4-cyanobenzoate 4-METHOXYCARBONYLBENZAMIDINE DIHYDROCHLORIDE 1,3-Bis(aminomethyl)benzene

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1,4-Dicyanobenzene Suppliers

Belgium 2 China 293 Czech 1 Europe 2 France 2 Germany 11 India 5 Japan 4 Slovakia 1 South Korea 1 Switzerland 3 Ukraine 1 United Kingdom 19 United States 29 Global 374

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View Lastest Price from 1,4-Dicyanobenzene manufacturers

Hebei Zhuanglai Chemical Trading Co.,Ltd

Product: Terephthalonitrile 623-26-7
Price: US $120.00/kg
Min. Order: 1kg
Purity: 99%
Supply Ability: 20ton
Release date: 2024-05-16

airuikechemical co., ltd.

Product: Terephthalonitrile 623-26-7
Price: US $0.00-0.00/Kg
Min. Order: 1Kg
Purity: 99.9%
Supply Ability: 200tons
Release date: 2024-04-08

Hebei Weibang Biotechnology Co., Ltd

Product: 1,4-Dicyanobenzene 623-26-7
Price: US $10.00/KG
Min. Order: 1KG
Purity: 99%
Supply Ability: 10 mt
Release date: 2024-11-21

623-26-7, 1,4-DicyanobenzeneRelated Search:

Benzonitrile p-Tolunitrile Terephthaloyl chloride Dibutyl phthalate Dimethyl phthalate O-Phthalimide Phthalic anhydride 4-Cyanophenol 1,3-Bis(aminomethyl)benzene Terephthalic acid 4-Dimethylaminobenzoic acid 4-Dimethylaminobenzaldehyde 4-Nitrobenzonitrile Terephthalaldehyde 1,4-Dimethoxybenzene mono-Methyl terephthalate Dioctyl terephthalate Phthalonitrile

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1,4-Dicyanobenzene 623-26-7

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