Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
|
Definition |
ChEBI: A benzenedicarboxamide compound having N-substituted carbamoyl groups at the 1- and 3-positions, iodo substituents at the 2-, 4- and 6-positions and a glycoloyl(methyl)amino group at the 5-position. |
InChI:InChI=1/C17H22I3N3O8/c1-23(9(29)6-26)15-13(19)10(16(30)21-2-7(27)4-24)12(18)11(14(15)20)17(31)22-3-8(28)5-25/h7-8,24-28H,2-6H2,1H3,(H,21,30)(H,22,31)
The invention relates to a preparation m...
A manufacturing method of the present in...
The present invention relates to a metho...
The present invention relates to a metho...
3-(3-((2-acetoxy-3-acetoxypropyl)carbamoyl)-5-(2-acetoxy-N-methylacetamido)-2,4,6-triiodobenzamido)propane-1,2-diyl diacetate
iomeprol
| Conditions | Yield |
|---|---|
|
With
calcium hydroxide;
In
water;
at 20 ℃;
for 4h;
Reagent/catalyst;
Temperature;
|
84% |
|
With
sulfuric acid;
In
methanol;
for 3h;
Solvent;
Reflux;
|
65% |
2-((3,5-bis((2,3-dihydroxypropyl)carbamoyl)-2,4,6-triiodophenyl)(methyl)amino)-2-oxoethylacetate
iomeprol
| Conditions | Yield |
|---|---|
|
With
sodium hydroxide;
In
water;
at 20 ℃;
for 3h;
Reagent/catalyst;
Temperature;
|
90% |
|
Multi-step reaction with 2 steps
1: pyridine / 20.5 h / 5 - 20 °C
2: calcium hydroxide / water / 4 h / 20 °C
With
pyridine; calcium hydroxide;
In
water;
|
5-aminoisophthalic acid
5-methylaminoisophthalic acid dimethyl ester
5-amino-N,N'-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide
5-amino-N,N'-bis[2,3-bis(acetyloxy)propyl]2,4,6-triiodo-1,3-benzenedicarboxamide
