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Name	2-Aminophenol hydrochloride	EINECS	202-431-1
CAS No.	51-19-4	Density	1.21 g/cm³
PSA	46.25000	LogP	2.35760
Solubility	almost transparency	Melting Point	207 °C
Formula	C6H7 N O . Cl H	Boiling Point	234.5 °C at 760 mmHg
Molecular Weight	145.589	Flash Point	95.6 °C
Transport Information	N/A	Appearance	N/A
Safety		Risk Codes	N/A
Molecular Structure		Hazard Symbols	N/A
Synonyms	o-Hydroxyanilinehydrochloride;o-Aminophenol hydrochloride;Phenol, o-amino-, hydrochloride (8CI);Phenol,2-amino-, hydrochloride (9CI);	Article Data	6

2-Aminophenol hydrochloride Synthetic route

: 95-55-6
2-amino-phenol

: 51-19-4
2-aminophenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride In methanol for 15h; Inert atmosphere;	90%
With hydrogenchloride In methanol at 20℃; for 15h; pH=2 - 5;
With hydrogenchloride In water

: 7653-60-3
3-methyl-1,4-benzoxazin-2-one

: 64-17-5
ethanol

A: 617-35-6
2-oxo-propionic acid ethyl ester

B: 51-19-4
2-aminophenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride for 0.25h; boiling water bath;

: 3-carboxyethylbenzoxazinone

A: 328-50-7
α-ketoglutaric acid

B: 51-19-4
2-aminophenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride In ethanol for 0.25h; boiling water bath;

: 64-17-5
ethanol

: 27990-57-4
3-phenyl-1,4-benzoxazin-2-one

A: 1603-79-8
phenylglyoxylic acid ethyl ester

B: 51-19-4
2-aminophenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride for 0.25h; boiling water bath;

: 88-75-5
2-hydroxynitrobenzene

: 51-19-4
2-aminophenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride; tin(ll) chloride In ethanol; water at 30℃; Rate constant; Mechanism; various concentration of HCl; different amounts of H2O as solvent;

: 3913-17-5
2-chloro-4,8-dimethyl-quinoline

: 51-19-4
2-aminophenol hydrochloride

: 1436858-64-8
2-(4,8-dimethylquinolin-2-ylamino)phenol hydrochloride

Conditions

Conditions	Yield
With hydrogenchloride In ethanol; water Heating;	92%

: 3913-18-6
2-chloro-4,6-dimethylquinoline

: 51-19-4
2-aminophenol hydrochloride

: 1436858-58-0
2-(4,6-dimethylquinolin-2-ylamino)phenolhydrochloride

Conditions

Conditions	Yield
With hydrogenchloride In ethanol; water Heating;	86%

: 51-19-4
2-aminophenol hydrochloride

: 2007-97-8
trichloro(o-phenylenedioxy)phosphorane

: 66258-52-4
2λ5,13'λ5-dispiro[benzo[1,3,2]dioxaphosphole-2,6'-dibenzo[d,d'][1,3,2,4]diazadiphospheto[2,1-b;4,3-b']bis[1,3,2]oxazaphosphole-13',2''-benzo[1,3,2]dioxaphosphole]

Conditions

Conditions	Yield
	85%

: 1147550-11-5
ammonium thiocyanate

: 51-19-4
2-aminophenol hydrochloride

: 1520-26-9
2-hydroxyphenylthiourea

Conditions

Conditions	Yield
at 120 - 130℃; for 0.75h;	83%

: 10200-59-6
Thiazole-2-carbaldehyde

: 51-19-4
2-aminophenol hydrochloride

: (E)-2-((thiazol-2-ylmethylene)amino)phenol

Conditions

Conditions	Yield
With triethylamine In toluene at 50℃; for 24h;	81.6%

2-Aminophenol hydrochloride Chemical Properties

Molecular formula ：C₆H₇NO
Molar mass ：109.13 g/mol
Appearance ：White orthorhombic pyramidal needles
Density ：1.328 g/cm3
Melting point ：174 °C
Solubility in WATER：slightly soluble in cold WATER, soluble in hot WATER

2-Aminophenol hydrochloride Uses

it is an amphoteric molecule and a reducing agent.

2-Aminophenol hydrochloride Production

It is industrially synthesized by reducing the corresponding nitrophenol by hydrogen in the presence of various catalysts.

2-Aminophenol hydrochloride Toxicity Data With Reference

RTECS SJ6069000

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