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104-12-1 - 4-Chlorophenyl isocyanate, 98% - A14966 - Alfa Aesar

A14966 4-Chlorophenyl isocyanate, 98%

CAS-Nummer
104-12-1
Synonyme

Größe Preis ($) Menge Verfügbarkeit
5g 16,30
25g 36,80
100g 92,90
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4-Chlorophenyl isocyanate, 98%

MDL
MFCD00002024
EINECS
203-176-9

Chemische Eigenschaften

Formel
C7H4ClNO
Molmasse
153.57
Schmelzpunkt
29-31°
Siedepunkt
203-204°
Flammpunkt
90°(194°F)
Dichte
1.200
Brechungsindex
1.5618
Sensitivität
Moisture Sensitive
Löslichkeit
Hydrolyzes in water.

Anwendungen

4-Chlorophenyl isocyanate is used in the preparation of isothiocyanates. Aryl isocyanates undergo [2+2] cycloaddition reactions with dihydrofuran to give bicyclic ß-lactams in high yield.

Bemerkungen

Keep container tightly closed. Store away from oxidizing agents.

Literaturverweise

Robert L. Metcalf.; Po-Yung. Lu.; Stephen. Bowlus. Degradation and environmental fate of 1-(2,6-difluorobenzoyl)-3-(4-chlorophenyl)urea. J. Agric. Food Chem. 1975, 23, (3), 359-364.

Aryl isocyanates undergo [2+2] cycloaddition reactions with dihydrofuran to give bicyclic ß-lactams in high yield: Nippon Kagaku Kaishi, 459 (1995):

For general chemistry of isocyanates, see Appendix 3.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H301-H330-H315-H318-H334-H335

Toxic if swallowed. Fatal if inhaled. Causes skin irritation. Causes serious eye damage. May cause allergy or asthma symptoms or breathing difficulties if inhaled. May cause respiratory irritation.

Sicherheitshinweise: P260-P284-P280a-P301+P310a-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. Wear protective gloves and eye/face protection. IF SWALLOWED: IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Specific treatment is urgent (see label). Rinse mouth. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Weitere Referenzen

Beilstein
386235
Gefahrenklasse
6.1
Verpackungsgruppe
II
Harmonized Tariff Code
2929.10
TSCA
Yes
RTECS
NQ8575000

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