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6118-51-0 - exo-7-Oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, 98+% - exo-3,6-Epoxy-1,2,3,6-tetrahydrophthalic anhydride - L03620 - Alfa Aesar

L03620 exo-7-Oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, 98+%

CAS Number
6118-51-0
Synonyms
exo-3,6-Epoxy-1,2,3,6-tetrahydrophthalic anhydride

Size Price ($) Quantity Availability
5g 14.96
25g 40.79
100g 111.24
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exo-7-Oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic anhydride, 98+%

MDL
MFCD00151506
EINECS
226-570-2

Chemical Properties

Formula
C8H6O4
Formula Weight
166.13
Melting point
118-119°
Sensitivity
Moisture Sensitive
Solubility
Hydrolyzes in water.

Applications

Intermediate in a useful synthesis of 4,4-dialkyl-2-butenolides, based on reaction with two moles of Grignard reagent, followed by cycloreversion (elimination of furan) to release the double bond.

Notes

Moisture sensitive. Store away from strong oxidizing agents, water/ moisture.

Literature References

Anna Pachuta-Stec; Jolanta Rzymowska; Liliana Mazur; Ewaryst Mendyk; Monika Pitucha; Zofia Rzączyńska. Synthesis, structure elucidation and antitumour activity of N-substituted amides of 3-(3-ethylthio-1,2,4-triazol-5-yl)propenoic acid. European Journal of Medicinal Chemistry. 1988, 44, (9), 3788-3793.

Hui Chi Huang; Chin I Lin; Abraham K Joseph; Yu Der Lee. Photo-lithographically impregnated and molecularly imprinted polymer thin film for biosensor applications. Journal of Chromatography A. 2004, 1027, (1-2), 263-268.

Intermediate in a useful synthesis of 4,4-dialkyl-2-butenolides, based on reaction with two moles of Grignard reagent, followed by cycloreversion (elimination of furan) to release the double bond: J. Org. Chem., 47, 3953 (1982); Tetrahedron Lett., 24,1929 (1983):

For a review of cycloreversion reactions in organic synthesis, see: Synthesis, 121 (1985).

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

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

Precautionary Statements: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/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. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
10355
Harmonized Tariff Code
2915.90
TSCA
Yes
RTECS
KC9650000

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