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| CAS No.: | 831-52-7 |
|---|---|
| Name: | Sodium picramate |
| Molecular Structure: | |
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| Formula: | C6H4N3NaO5 |
| Molecular Weight: | 221.105 |
| Synonyms: | Phenol,2-amino-4,6-dinitro-, monosodium salt (8CI,9CI);Picramic acid, sodium deriv.(6CI);Sodium, (2-amino-4,6-dinitrophenoxy)- (7CI);Sodium6-amino-2,4-dinitrophenolate;Sodium picramate; |
| EINECS: | 212-603-8 |
| Boiling Point: | 386.3 °C at 760 mmHg |
| Flash Point: | 187.5 °C |
| Solubility: | 10.602g/L at 25℃ |
| Appearance: | Dark red prescake |
| Transport Information: | UN 0235/1349 |
| PSA: | 140.72000 |
| LogP: | 2.85660 |
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| Conditions | Yield |
|---|---|
| With hydrogenchloride; sodium nitrite for 1h; |
- 831-52-7
sodium picramate
| Conditions | Yield |
|---|---|
| Multi-step reaction with 2 steps 1: sodium nitrite, aq. HCl / 1 h 2: sodium azide / acetone / 0.5 h View Scheme |
| Conditions | Yield |
|---|---|
| In not given washed (H2O and alc.), dried in desiccator; |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
- 831-52-7
sodium picramate
- 16454-60-7
neodymium(III) nitrate
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
| Conditions | Yield |
|---|---|
| In water sodium picramate and rare earth(III) nitrate in 4:1 mole ratio; stirring with scratching the walls of container; 2 h crystn. at room temp.; filtration; washing (water, then ethanol); drying in vac. at room temp.; | |
| In water |
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- Total:0 Page 0 of 0
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Chemistry
Molecular Formula: C6H4N3NaO5
Formula Weight: 221.1
Flash Point: 187.5 °C
Boiling Point: 386.3 °C at 760 mmHg
Vapour Pressure: 1.6E-06 mmHg at 25 °C
Appearance: Dark red prescake
Structure of Sodium picramate (CAS NO.831-52-7):
IUPAC Name: Sodium 2-amino-4,6-dinitrophenolate
Canonical SMILES: C1=C(C=C(C(=C1[N+](=O)[O-])[O-])N)[N+](=O)[O-].[Na+]
InChI: InChI=1S/C6H5N3O5.Na/c7-4-1-3(8(11)12)2-5(6(4)10)9(13)14;/h1-2,10H,7H2;/q;+1/p-1
InChIKey: UENNEPPWFZYINW-UHFFFAOYSA-M
Product Category of Sodium picramate (CAS NO.831-52-7): Intermediates of Dyes and Pigments
Uses
Sodium picramate (CAS NO.831-52-7) can be used in pyrotechnics and rocket fuel. It is used to make dyes (acid, chrome), insecticides and as a colorimetric reagent to determine albumin to pyrotechnic application.
Toxicity Data With Reference
| 1. | orl-mus LD50:378 mg/kg | JACTDZ Journal of the American College of Toxicology. 11 (1992),447. |
Consensus Reports
Reported in EPA TSCA Inventory.
Safety Profile
Poison by ingestion. A flammable solid and explosive. When heated to decomposition it emits toxic fumes of NOx and Na2O. See also PICRAMIC ACID, SODIUM SALT; PICRAMIC ACID, ZIRCONIUM SALT (WET).
Standards and Recommendations
ASSAY ( DRY BASIS): 98.0% min
AMINO CONTENT: 86.0% min
FREE ACID: 0.1% max
WATER: 30.0% or more
DOT Classification: EXPLOSIVE 1.3C; Label: EXPLOSIVE 1.3C (UN 0235); DOT Class: 4.1; Label: Flammable Solid (UN 1349)
Specification
Sodium picramate , its cas register number is 831-52-7. It also can be called Sodium 2-amino-4,6-dinitrophenoxide ; 2-Amino-4,6-dinitrophenol sodium salt ; and Phenol, 2-amino-4,6-dinitro-, sodium salt . It should be kept away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Keep it in a cool, dry, dark location in a tightly sealed container or cylinder.