2-Hydroxyaniline, Promotion Season Now in Store and Free Sample for Testing with Factory Price
- Chemical Name: 2-Aminophenol
- CAS No.: 99-55-6
- Molecular Fomula: :C6H7NO
- Molecular weight:109.13
- Appearance: White needle-like crystals
- Sample:Available
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Description of 2-Hydroxyaniline
- 2-Methyl-5-nitroaniline is used as a reagent in the synthesis of imatinib base derivatives which show antibacterial and antifungal activity. Also used as a reagent in the synthesis of pyrimidinylaminobenzene derivatives which exhibit antiproliferative activity against melanoma.
Basic Info of 2-Hydroxyaniline
Basic Info
Numbering system
Properties
Safety Info
Basic Info
Chemical Name | 5-nitro-o-toluidine |
Synonyms | Benzenamine, 2-methyl-5-nitro-;devolscarletb;2-Methyl-5-nitroaniline;2-Methyl-5-nitrobenzolamin;2-methyl-5-nitrobenzenamine;Expand |
CAS No. | 99-55-8 |
Molecular Formula | C7H8N2O2 |
Molecular Weight | 152.15100 |
PSA | 71.84000 |
LogP | 2.58980 |
Numbering system
MDL number | MFCD00007741 |
Properties
Appearance & Physical State | Bright yellow powder |
Density | 1.269g/cm3 |
Boiling Point | 329.4ºC at 760 mmHg |
Melting Point | 104-107ºC |
Flash Point | 153ºC |
Stability | Stable. Incompatible with strong oxidizing agents, acid chlorides, acid anhydrides, acids, chloroformates. |
Storage Condition | 2-8ºC |
Safety Info
RTECS | XU8225000 |
Hazard Class | 6.1 |
Safety Statements | S36/37-S45-S61 |
HS Code | 2921430090 |
WGK Germany | 3 |
Packing Group | III |
RIDADR | UN 2660 |
Risk Statements | R23/24/25; R40; R52/53 |
Hazard Codes | T |
What is 2-Aminophenol ?
- With the progress of science and technology and the development of society, chemical products have invariably permeated our daily lives, in medicine, food, cosmetics, electronics, industry, and other areas, becoming an essential part of our lives. One such product is 2-Aminophenol which has developed particularly rapidly in recent years. Do you know about 2-Aminophenol?
- The official answer:Pure product is white needle-like crystals, that gradually darken when exposed to light and in the air. Insoluble in benzene, soluble in ethanol and water. Its preparation method is to add o-nitrophenol and sodium sulfide in the reaction kettle, reaction temperature 120 ~ 125 ℃, reaction time 12h, and continuous stirring, the reduction is completed, cooling, adding hydrochloric acid acidification to pH = 6 ~ 7, at this time o-aminophenol and sulfur are precipitated, cooling to room temperature, filtration, washing, filtering dry crude products, recrystallization with ethanol to obtain finished products.
What’s the application of 2-Aminophenol ?
- Used as an important intermediate for dyes and pharmaceuticals Usage of o-chlorophenol is the raw material for the herbicide oxazachlor and the insecticide fenitrothion, and is also a dye intermediate. Uses organic synthesis and dyes intermediates. Used in the production of acid-mordant blue R, yellow-brown sulfide, fluorescent whitening agent EBF, etc. It is also the assay reagent of gold and silver. The product is absorbed by the skin will cause dermatitis, cause methemoglobinemia, and asthma. Used as analytical reagent and intermediate of diazo dyes and sulfide dyes.
Conclusion
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