Citraconic anhydride (Alpha-methylmaleicanhydride)
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Chemical natures |
Citraconic anhydride is a transparent colorless to light yellow liquid, easy to decompose in water, and relatively stable at room temperature and pressure. Citraconic anhydride is sensitive to humidity and should be sealed and stored in a cool, dry location. |
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Applications |
Citraconic anhydride is used as a monomer for specialty unsaturated polyester resins. It is used to prepare bicyclic pyrrolidines, maleimides and co- and terpolymers. It is also used for the protection of N-terminal amino acids. Further, it is involved in the preparation of clothing ping acid and its amide. In addition to this, it is selectively used for the isolation of histidyl peptides. |
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Physical form |
Transparent colorless to yellowish liquid |
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Shelf life |
According to our experience, the product can be stored for 12 months from the date of delivery if kept in tightly sealed containers, protected from light and heat and stored at temperatures between 5 - 30°C. |
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Typical properties
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Boiling Point |
213-214 °C(lit.) |
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Melting Point |
6-10 °C(lit.) |
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Flash Point |
215 °F |
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Exact Mass |
112.01600 |
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PSA |
43.37000 |
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LogP |
0.01610 |
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Vapour density |
4 (vs air) |
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Index of Refraction |
n20/D 1.471(lit.) |
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Water Solubility |
decomposes |
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HazardClass |
6.1 |
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Safety
When handling this product, please comply with the advice and information given in the safety data sheet and observe protective and workplace hygiene measures adequate for handling chemicals.
Note
The data contained in this publication are based on our current knowledge and experience. In view of the many factors that may affect processing and application of our product, these data do not relieve processors from carrying out their own investigations and tests; neither do these data imply any guarantee of certain proper- ties, nor the suitability of the product for a specific purpose. Any descriptions, drawings, photographs, data, proportions, weights, etc. given herein may change without prior information and do not constitute the agreed contractual quality of the product. The agreed contractual quality of the product results exclusively from the statements made in the product specification. It is the responsibility of the recipient of our product to ensure that any proprietary rights and existing laws and legislation are observed.
