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623-26-7 - Terephthalonitrile, 98% - 1,4-Dicyanobenzene - Benzene-1,4-dicarbonitrile - B23137 - Alfa Aesar

B23137 Terephthalonitrile, 98%

CAS Number
623-26-7
Synonyms
1,4-Dicyanobenzene
Benzene-1,4-dicarbonitrile

Size Price ($) Quantity Availability
25g 23.40
100g 60.90
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Terephthalonitrile, 98%

MDL
MFCD00001810
EINECS
210-783-2

Chemical Properties

Formula
C8H4N2
Formula Weight
128.13
Melting point
224-227°
Solubility
Insoluble in water.

Applications

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.

Notes

Store in cool, dry place in a well sealed container. Store away from oxidizing agents.

Literature References

William C. Fultz; John L. Burmeister; J. Jeffrey MacDougall; John H. Nelson. Evaluation of 1,4-dicyanobenzene as a new internal standard in utilizing solid-state infrared intensity methods for the determination of thiocyanate bonding modes. Inorg. Chem. 1980, 19 (4), 1085-1087.

William P. Heilman; Robert D. Battershell; William J. Pyne; Paul H. Goble; Thomas A. Magee; Richard J. Matthews. Synthesis and antiinflammatory evaluation of substituted isophthalonitriles and trimesonitriles, benzonitriles, and terephthalonitriles. J. Med. Chem. 1978, 21 (9), 906-913.

Photosensitizer in [2+2] cycloadditions: J. Am. Chem. Soc., 110, 8111 (1988), oxidative ring-opening of cyclopropyl compounds: J. Am. Chem. Soc., 119, 10241 (1997), alkoxymethylation reactions by photoinduced cleavage of alkyl trimethylsilymethyl ethers: Angew. Chem. Int. Ed., 37, 660 (1998).

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P280a-P305+P351+P338-P304+P340-P405-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
1072210
Harmonized Tariff Code
2926.90
TSCA
Yes
RTECS
CZ1925000

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