Name
|
|
EINECS
|
202-748-5
|
CAS No.
|
99-31-0
|
Density
|
1.551 g/cm3
|
PSA
|
100.62000
|
LogP
|
1.24640
|
Solubility
|
insoluble in water
|
Melting Point
|
>300 °C(lit.)
|
Formula
|
C8H7NO4
|
Boiling Point
|
514.9 °C at 760 mmHg
|
Molecular Weight
|
181.148
|
Flash Point
|
265.2 °C
|
Transport Information
|
N/A
|
Appearance
|
Off-white crystalline powder
|
Safety
|
26-36-37/39
|
Risk Codes
|
36/37/38
|
Molecular Structure
|
|
Hazard Symbols
|
Xi
|
Synonyms
|
1,3-Benzenedicarboxylic acid, 5-amino-;Isophthalic acid, 5-amino-;5-aminobenzene-1,3-dicarboxylic acid;Isophthalic acid, 5-amino- (8CI);5-aminobenzene-1,3-dicarboxylate;5-Amino isophthalic acid;5-Aminoisophthalicacid;
|
Article Data |
20
|
5-Aminoisophthalic acid Synthetic route
- 618-88-2
5-nitrobenzene-1,3-dicarboxylic acid
ConditionsConditions | Yield |
---|
With hydrogen; palladium on activated charcoal In methanol at 20℃; under 760 Torr; for 1h; | 95% |
Stage #1: 5-nitrobenzene-1,3-dicarboxylic acid With sodium hydroxide In water for 1h; Stage #2: With hydrazine hydrate In water at 30 - 35℃; for 1h; Concentration; Temperature; | 95% |
With hydrogenchloride; tin | |
- 618-88-2
5-nitrobenzene-1,3-dicarboxylic acid
- 618-88-2
5-nitrobenzene-1,3-dicarboxylic acid
- 618-88-2
5-nitrobenzene-1,3-dicarboxylic acid
ConditionsConditions | Yield |
---|
With sodium hydroxide; nitrogen; hydrogen; palladium-carbon In water | |
With sodium hydroxide; nitrogen; hydrogen; palladium-carbon In water | |
With sodium hydroxide; nitrogen; hydrogen; palladium-carbon In water | |
N,N'-bis(3,5-dicarboxylatophenyl)pyromelliticdiimide
A
- 89-05-4
1,2,4,5-benzenetetracarboxylic acid
ConditionsConditions | Yield |
---|
With sulfuryl dichloride at 0℃; for 5h; Reflux; | 100% |
With thionyl chloride In ethanol at 0 - 85℃; for 5h; | 98% |
With thionyl chloride at 0℃; Inert atmosphere; Reflux; | 97% |
5-tert-butyloxycarbamyl-benzene-1,3-dicarboxylic acid
ConditionsConditions | Yield |
---|
With potassium hydrogensulfate In 1,4-dioxane; water; ethyl acetate | 100% |
5-tert-butyloxycarbamyl-benzene-1,3-dicarboxylic acid
ConditionsConditions | Yield |
---|
With potassium hydrogensulfate In 1,4-dioxane; water; ethyl acetate | 100% |
C16H8BrNO6
ConditionsConditions | Yield |
---|
Stage #1: 4-bromophthalic anhydride; 5-aminoisophthalic acid In N,N-dimethyl acetamide at 60 - 100℃; for 1h; Stage #2: With pyridine; acetic anhydride In N,N-dimethyl acetamide for 2h; | 100% |
lanthanide(III)chloride heptahydrate
La(3+)*C6H8N2*2H2O*2C3H7NO*2Cl(1-)*C8H6NO4(1-)
ConditionsConditions | Yield |
---|
In ethanol; water at 20℃; for 48.5h; Temperature; High pressure; Autoclave; | 98.5% |
5-Aminoisophthalic acid Chemical Properties
Molecular Formula: C
8H
7NO
4Molecular Weight: 181.15
EINECS: 202-748-5
Melting point: >300 °C(lit.)
Boiling Point: 515°C
Water Solubility: Insoluble
Appearance: Beige powder.
5-Aminoisophthalic acid(99-31-0)'s Synonyms: 5-amino-3-benzenedicarboxylicacid;AMINOISOPHTHALIC(5-) ACID;5-AMINO-1,3-ISOPHTHALIC ACID;5-AMINO-1,3-BENZENEDICARBOXYLIC ACID;5-AMINOISOPHTHALIC;5-AMINOISOPHTHALIC ACID;5-AMINOISOPHTHALIC ACID HYDRATE;5-AIPA
5-Aminoisophthalic acid(99-31-0)'s structural formula:
5-Aminoisophthalic acid Uses
5-Aminoisophthalic acid(99-31-0) can be used as contrast agents and dye materials.
5-Aminoisophthalic acid Production
With isophthalic acid as raw materials in sulfuric acid and nitric acid for nitration to generate 5 - nitro-isophthalic acid, and then in the presence of a catalyst, derived from high-pressure hydrogenation.
5-Aminoisophthalic acid Specification
Hazards Identification for 5-Aminoisophthalic acid(99-31-0)
【Inhalation】Causes respiratory tract irritation.
【Skin】Causes skin irritation.
【Eyes】Causes eye irritation. May cause chemical conjunctivitis.
【Ingestion】May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
【EC Risk Phrase】R 36/37/38
【EC Safety Phrase】S 26 36
Stability and Reactivity 5-Aminoisophthalic acid(99-31-0)
【Disposal Code】4
【Incompatibilities】Oxidizing agents.
【Stability】Stable at room temperature in closed containers under normal storage and handling conditions.
【Decomposition】Nitrogen oxides, carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.