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A14966 4-Chlorophenyl isocyanate, 98%

CAS Number
104-12-1
Synonyms

Stock No. Size Price ($) Quantity Availability
A14966-06 5g 17.80
A14966-14 25g 38.80
A14966-22 100g 95.20
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4-Chlorophenyl isocyanate, 98%

MDL
MFCD00002024
EINECS
203-176-9

Chemical Properties

Formula
C7H4ClNO
Formula Weight
153.57
Melting point
29-31°
Boiling Point
203-204°
Flash Point
90°(194°F)
Density
1.200
Refractive Index
1.5618
Storage & Sensitivity
Keep Cold. Moisture Sensitive. Store under Nitrogen.
Solubility
Hydrolyzes in water.

Applications

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.

Notes

Keep container tightly closed. Store away from oxidizing agents.

Literature References

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 Hazard and Precautionary Statements

Hazard Statements: H301-H315-H318-H330-H334-H335

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

Precautionary Statements: P260-P264b-P270-P271-P280-P284-P285-P301+P310-P302+P352-P304+P340-P305+P351+P338-P310-P312-P330-P332+P313-P362-P501c

Do not breathe dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Wear respiratory protection. In case of inadequate ventilation wear respiratory protection. IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. IF ON SKIN: Wash with plenty of soap and water. 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. Call a POISON CENTER or doctor/physician if you feel unwell. Rinse mouth. If skin irritation occurs: Get medical advice/attention. Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Beilstein
386235
Hazard Class
6.1
Packing Group
II
Harmonized Tariff Code
2929.10
TSCA
Yes
RTECS
NQ8575000

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