Name | 3,5-Dinitrosalicylic acid |
Synonyms | RARECHEM AL BE 0171 3,5-dinitrosalicylic LABOTEST-BB LT00060163 3,5-dinitro-salicylicaci 3,5-Dinitrosalicylic acid 3,5-Dinitrosalicyclic acid 3,5-dinitro-2-oxidobenzoate Salicylic acid, 3,5-dinitro- 2-hydroxy-3,5-dinitro-benzoicaci 2-HYDROXY-3,5-DINITROBENZOIC ACID 3,5-Dinitro-2-hydroxybenzoic acid 2-Hydroxy-3,5-dinitrobenzoic acid Benzoic acid, 2-hydroxy-3,5-dinitro- |
CAS | 609-99-4 |
EINECS | 210-204-3 |
InChI | InChI=1/C7H4N2O7/c10-6-4(7(11)12)1-3(8(13)14)2-5(6)9(15)16/h1-2,10H,(H,11,12)/p-2 |
Molecular Formula | C7H4N2O7 |
Molar Mass | 228.12 |
Density | 1.7914 (rough estimate) |
Melting Point | 168-172 °C (lit.) |
Boling Point | 369.91°C (rough estimate) |
Flash Point | 173.8°C |
Water Solubility | soluble |
Solubility | Soluble in alcohol, benzene, ether, and also soluble in water. |
Vapor Presure | 1.09E-06mmHg at 25°C |
Appearance | White to Off-White Solid |
Color | Yellow |
BRN | 2220661 |
pKa | 1.57±0.10(Predicted) |
Storage Condition | room temp |
Stability | Stable. Incompatible with strong oxidizing agents, strong bases, strong acids. |
Sensitive | Sensitive to heat |
Refractive Index | 1.5300 (estimate) |
MDL | MFCD00007104 |
Physical and Chemical Properties | Yellow patchy crystals. Melting point 173-174 °c. Soluble in alcohol, benzene, ether, water-soluble. |
Use | Used as a pharmaceutical Intermediate |
Risk Codes | R22 - Harmful if swallowed R37/38 - Irritating to respiratory system and skin. R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes. S36 - Wear suitable protective clothing. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
UN IDs | 2811 |
WGK Germany | 3 |
RTECS | VO2965000 |
TSCA | Yes |
HS Code | 29182990 |
Hazard Note | Irritant |
Hazard Class | 6.1(b) |
Packing Group | III |
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pH range of acid-base indicator discoloration | 1.3-1.8 (10g/L @ 20°C) |
LogP | 0.12 at 23℃ and pH2.6-2.8 |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
purpose | assay reagent for glucose. used as pharmaceutical intermediates |
production method | is obtained by nitration of salicylic acid. Salicylic acid was added to the mixed acid and nitrated at 15-25 °c. The nitrates were then slowly poured into ice water to give a yellow solid precipitate, which was filtered and washed with water to give 3, 5-dinitrosalicylic acid. |