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CAS No.: | 25834-16-6 |
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Name: | 1,3-Isobenzofurandione, 4,7-dibromo- |
Article Data: | 12 |
Molecular Structure: | |
Formula: | C8H2Br2O3 |
Molecular Weight: | 305.91 |
Synonyms: | 3,6-Dibromo-1,2-benzenedicarboxylic acid; |
Melting Point: | 207.0 to 212.0 °C |
PSA: | 74.60000 |
LogP: | 2.60800 |
4,7-dibromoisobenzofuran-1,3-dione
Conditions | Yield |
---|---|
With acetic anhydride for 1h; Reflux; | 69% |
durch Sublimation; |
phthalic anhydride
4,7-dibromoisobenzofuran-1,3-dione
Conditions | Yield |
---|---|
With fuming sulphuric acid; bromine; iodine at 60℃; for 24h; | 31% |
With fuming sulphuric acid; bromine; iodine at 60℃; for 24h; Sealed tube; | 30% |
With bromine; iodine In oleum (30 % free SO3) at 60℃; for 24h; | 22% |
1,4-dibromonaphthalene
4,7-dibromoisobenzofuran-1,3-dione
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: nitric acid 2: durch Sublimation View Scheme | |
Multi-step reaction with 3 steps 1.1: sodium hydroxide; potassium permanganate / water / 2.25 h / Reflux 2.1: potassium hydroxide; dihydrogen peroxide / 2.5 h / 0 - 20 °C 2.2: pH 3 - 4 3.1: acetic anhydride / 1 h / Reflux View Scheme |
4,7-dibromoisobenzofuran-1,3-dione
N-hydroxy-3,6-dibromophthalimide
Conditions | Yield |
---|---|
With pyridine; hydroxylamine hydrochloride at 20 - 95℃; for 5h; Inert atmosphere; | 99% |
4,7-dibromoisobenzofuran-1,3-dione
benzylamine
2-benzyl-4,7-dibromoisoindoline-1,3-dione
Conditions | Yield |
---|---|
With acetic acid at 20℃; for 20h; | 97% |
With acetic acid at 130℃; for 20h; | 96% |
With acetic acid for 16h; Reflux; | 93% |
n-Dodecylamine
4,7-dibromoisobenzofuran-1,3-dione
4,7-dibromo-2-dodecylisoindoline-1,3-dione
Conditions | Yield |
---|---|
In acetic acid for 2h; Inert atmosphere; Reflux; | 94% |
With acetic acid for 3h; Reflux; Inert atmosphere; | 85% |
In acetic acid Reflux; Inert atmosphere; |
2-Ethylhexylamine
4,7-dibromoisobenzofuran-1,3-dione
N-(2-ethylhexyl)-3,6-dibromophthalimide
Conditions | Yield |
---|---|
With acetic acid at 120℃; for 2h; Inert atmosphere; | 93% |
In acetic acid for 2h; Inert atmosphere; Reflux; | 90% |
In acetic acid |
4,7-dibromoisobenzofuran-1,3-dione
n-Octylamine
Conditions | Yield |
---|---|
With acetic acid for 2h; Reflux; Inert atmosphere; Schlenk technique; | 90% |
Conditions | Yield |
---|---|
With acetic acid for 3h; Reflux; Inert atmosphere; | 89% |
4,7-dibromoisobenzofuran-1,3-dione
methyl N-[5(6)-(4-aminophenylsulfanyl)benzimidazol-2-yl]carbamate
Conditions | Yield |
---|---|
With sodium acetate; acetic acid at 40 - 45℃; | 82% |