ChemicalBook CAS DataBase List 3-CHLOROPHTHALIC ANHYDRIDE

3-CHLOROPHTHALIC ANHYDRIDE synthesis

11synthesis methods

Product Name:3-CHLOROPHTHALIC ANHYDRIDE
CAS Number:117-21-5
Molecular formula:C8H3ClO3
Molecular Weight:182.56

react phthalic anhydride with chlorine in the presence of a strong non-volatile Lewis acid at a controlled rate not to exceed 50% conversion of the phthalic anhydride reactant to obtain substantially pure 3-chlorophthalic anhydride at a temperature of about 200°C. to 240°C., and re-covering said substantially pure 3-chlorophthalic anhydride.[1]

603-11-2 Synthesis

603-11-2
651 suppliers
$15.00/25 g

117-21-5
255 suppliers
$9.00/5g

Yield:-

Steps:

Multi-step reaction with 2 steps
1: durch Erhitzen auf 230grad, oder durch Sublimation bei ca. 160-170grad
2: phosphorus pentachloride / 175 °C / im geschlossenen Rohr

References:

Bogert;Boroschek [Journal of the American Chemical Society,1901,vol. 23,p. 751]

641-70-3 Synthesis

641-70-3
393 suppliers
$6.00/5g

117-21-5
255 suppliers
$9.00/5g

References

27563-65-1
50 suppliers
$45.00/5g

117-21-5
255 suppliers
$9.00/5g

References

86-57-7 Synthesis

86-57-7
19 suppliers
$14.00/5g

117-21-5
255 suppliers
$9.00/5g

References

88-99-3 Synthesis

88-99-3
480 suppliers
$15.00/50 g

117-21-5
255 suppliers
$9.00/5g

References

3-CHLOROPHTHALIC ANHYDRIDE Related Search:

Tetrachlorophthalic anhydride 3,6-Dichlorophthalic anhydride 2-Chlorobenzoic acid Methyl 3-chlorobenzoate Phthalic anhydride 4-Chlorophthalide 2-CHLORO-6-METHYLBENZOIC ACID 2-CHLORO-6-METHYLBENZALDEHYDE 3-Chloro-2-methylbenzoic acid 4-Chlorophthalic anhydride

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