Product Name

  • Name

    ETHANOLAMINE HYDROCHLORIDE

  • EINECS
  • CAS No. 2002-24-6
  • Article Data9
  • CAS DataBase
  • Density
  • Solubility almost transparency
  • Melting Point 82-84oC(lit.)
  • Formula C2H7NO•ClH
  • Boiling Point 170.9°C at 760 mmHg
  • Molecular Weight 97.5446
  • Flash Point 93.3°C
  • Transport Information
  • Appearance White or slightly beige agglomerating crystals
  • Safety Mildly toxic by subcutaneous route. When heated to decomposition it emits toxic vapors of NOx, HCl, and Cl.
  • Risk Codes R36/37/38
  • Molecular Structure Molecular Structure of 2002-24-6 (ETHANOLAMINE HYDROCHLORIDE)
  • Hazard Symbols Xi
  • Synonyms MEA hydrochloride;Ethanolamine HCl;2-Aminoethanol hydrochloride;2-ethanolamine hydrochloride;monoethanolamine hydrochloride;Ethanolamine hydrochloride;Ethanolamine chloride;N-(2-hydroxyethyl)-ammonium chloride;Ethanol,2-amino-,hydrochloride;2-hydroxyethylamino hydrochloride;ethan-1-ol-2-amine hydrochloride;2-Hydroxyethylamine Hydrochloride;Colamine hydrochloride;Ethanol, 2-amino-, hydrochloride;
  • PSA 46.25000
  • LogP 0.43970

Synthetic route

ethanolamine
141-43-5

ethanolamine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Conditions
ConditionsYield
With hydrogenchloride for 6h;100%
With hydrogenchloride In water at 40℃; for 0.333333h; pH=2; Concentration;99%
With hydrogenchloride In water at 0 - 60℃; for 3h;90%
With hydrogenchloride
2-nitro-1-ethanol
625-48-9

2-nitro-1-ethanol

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Conditions
ConditionsYield
Stage #1: 2-nitro-1-ethanol With C36H56Cl3CrN2O; magnesium; 4,4,5,5-tetramethyl-[1,3,2]-dioxaboralane In tetrahydrofuran at 60℃; for 24h; Inert atmosphere; Schlenk technique;
Stage #2: With hydrogenchloride In tetrahydrofuran; water; ethyl acetate at 20℃;
85%
ethyl 2,2,2-trichloroacetimidate
23213-96-9

ethyl 2,2,2-trichloroacetimidate

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Conditions
ConditionsYield
Stage #1: ethyl 2,2,2-trichloroacetimidate With N-iodo-succinimide In 1,2-dichloro-ethane at 110℃; for 3h; Inert atmosphere; Sealed tube;
Stage #2: With hydrogenchloride In tetrahydrofuran; water; 1,2-dichloro-ethane at 20℃; for 5h; Inert atmosphere; Sealed tube;
63%
1-(thien-2-yl)-3,4,4-trichloro-3-buten-1-one
1258431-65-0

1-(thien-2-yl)-3,4,4-trichloro-3-buten-1-one

ethanolamine
141-43-5

ethanolamine

A

4,4-dichloro-3-(2-hydroxyethylamino)-1-(thien-2-yl)-2-buten-1-one
1258431-70-7

4,4-dichloro-3-(2-hydroxyethylamino)-1-(thien-2-yl)-2-buten-1-one

B

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Conditions
ConditionsYield
In diethyl ether at 15℃; Reflux;A 48%
B n/a
1-(4-hydroxyphenyl)-3,4,4-trichloro-3-buten-1-one
1258431-66-1

1-(4-hydroxyphenyl)-3,4,4-trichloro-3-buten-1-one

ethanolamine
141-43-5

ethanolamine

A

4,4-dichloro-3-(2-hydroxyethylamino)-1-(4-hydroxyphenyl)-2-buten-1-one
1258431-73-0

4,4-dichloro-3-(2-hydroxyethylamino)-1-(4-hydroxyphenyl)-2-buten-1-one

B

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Conditions
ConditionsYield
In diethyl ether at 15℃; Reflux;A 20%
B n/a
C44H36N4O12P2(2-)*C2H7NO*H(1+)

C44H36N4O12P2(2-)*C2H7NO*H(1+)

A

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

B

C44H36N4O12P2(2-)

C44H36N4O12P2(2-)

Conditions
ConditionsYield
In d(4)-methanol; water-d2 Equilibrium constant;
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

2-chloroethanamine hydrochloride
870-24-6

2-chloroethanamine hydrochloride

Conditions
ConditionsYield
With thionyl chloride In chloroform for 5h; Heating;100%
With thionyl chloride In N-methyl-acetamide; water; benzene98%
With thionyl chloride In toluene at 75℃; for 3h; Temperature; Concentration;95%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

sodium; (4-nitro-phenylsulfanyl)-acetate

sodium; (4-nitro-phenylsulfanyl)-acetate

2-hydroxyethylammonium 4-nitrophenylsulfanylacetate
105892-18-0

2-hydroxyethylammonium 4-nitrophenylsulfanylacetate

Conditions
ConditionsYield
Stage #1: sodium; (4-nitro-phenylsulfanyl)-acetate for 1h; Reflux; Alkaline conditions;
Stage #2: 2-amino-ethanol hydrochloride for 2h;
99.6%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Methacryloyl chloride
920-46-7

Methacryloyl chloride

2-aminoethylmethacrylate hydrochloride

2-aminoethylmethacrylate hydrochloride

Conditions
ConditionsYield
In neat (no solvent) at 80℃; for 2h;99%
In toluene at 110℃; for 3.5h;
With hydroquinone at 100℃;
4,5-dihydroxyornithine-N2 -[4'-n-octyloxy[1,1'-biphenyl]-4-carbonyl]pneumocandin B0

4,5-dihydroxyornithine-N2 -[4'-n-octyloxy[1,1'-biphenyl]-4-carbonyl]pneumocandin B0

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

acetonitrile
75-05-8

acetonitrile

O-ethyl hydroxylamine
624-86-2

O-ethyl hydroxylamine

Conditions
ConditionsYield
With camphor-10-sulfonic acid In 4,5-Dihydroxyomithine-N2[-4'-n-octyloxy[1,1'-biphenyl]-4-carbonyl]Pneumocandin B0; dimethyl sulfoxide98%
4,5-dihydroxyornithine-N2 -[4'-n-pentyloxy-[1,1':4',1"-terphenyl]-4-carbonyl]pneumocandin B0

4,5-dihydroxyornithine-N2 -[4'-n-pentyloxy-[1,1':4',1"-terphenyl]-4-carbonyl]pneumocandin B0

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

acetonitrile
75-05-8

acetonitrile

aminoethyl Ether

aminoethyl Ether

Conditions
ConditionsYield
With camphor-10-sulfonic acid In 4,5-Dihydroxyomithine-N2 -[4'-n-pentyloxy-[1,1',4',1"-terphenyl]-4-carbonyl]Pneumocandin B0; dimethyl sulfoxide98%
2-Methoxypropene
116-11-0

2-Methoxypropene

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

2-[1-(2-aminoethoxy)-1-methylethoxy]ethylamine
127090-71-5

2-[1-(2-aminoethoxy)-1-methylethoxy]ethylamine

Conditions
ConditionsYield
Stage #1: 2-amino-ethanol hydrochloride With toluene-4-sulfonic acid In dimethyl sulfoxide; acetone
Stage #2: 2-Methoxypropene at 35℃; under 760.051 Torr; Solvent; Temperature; Inert atmosphere;
97.6%
With polystyrene sulfonic acid In N,N-dimethyl-formamide at 25 - 35℃; for 5h; Temperature; Solvent; Inert atmosphere;97.1%
thionyl chloride
7719-09-7

thionyl chloride

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

N,N-dimethyl-formamide
68-12-2, 33513-42-7

N,N-dimethyl-formamide

2-chloroethanamine hydrochloride
870-24-6

2-chloroethanamine hydrochloride

Conditions
ConditionsYield
In benzene97%
2-(4-(methoxycarbonyl)-5-methylthiophen-2-yl)benzoic acid

2-(4-(methoxycarbonyl)-5-methylthiophen-2-yl)benzoic acid

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

methyl 5-(2-((2-hydroxyethyl)carbamoyl)phenyl)-2-methylthiophene-3-carboxylate

methyl 5-(2-((2-hydroxyethyl)carbamoyl)phenyl)-2-methylthiophene-3-carboxylate

Conditions
ConditionsYield
With benzotriazol-1-ol; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; N-ethyl-N,N-diisopropylamine In N,N-dimethyl-formamide at 20℃; for 2h;96%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

1,2-dichloro-ethane
107-06-2

1,2-dichloro-ethane

di-β-aminoethyl oxalate dihydrochloride

di-β-aminoethyl oxalate dihydrochloride

Conditions
ConditionsYield
With oxalic acid95%
di-tert-butyl dicarbonate
24424-99-5

di-tert-butyl dicarbonate

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

2-(N-tert-butoxycarbonylamino)ethanol
26690-80-2

2-(N-tert-butoxycarbonylamino)ethanol

Conditions
ConditionsYield
With sodium hydrogencarbonate In tetrahydrofuran; water at 20℃;95%
With pyridine at 0℃; for 0.5h; Inert atmosphere;90%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

pivaloyl chloride
3282-30-2

pivaloyl chloride

2-(pivaloyloxy)ethan-1-aminium chloride
25632-56-8

2-(pivaloyloxy)ethan-1-aminium chloride

Conditions
ConditionsYield
at 20 - 90℃; for 19h;94%
at 90℃; for 4h;
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

acryloyl chloride
814-68-6

acryloyl chloride

2-aminoethyl acrylate hydrochloride

2-aminoethyl acrylate hydrochloride

Conditions
ConditionsYield
In neat (no solvent) at 80℃; for 2h;92%
1-nitro-9-phenoxyacridine
64670-84-4

1-nitro-9-phenoxyacridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

1-nitro-9-(2-hydroxyethylamino)-acridine hydrochloride
77280-93-4

1-nitro-9-(2-hydroxyethylamino)-acridine hydrochloride

1-nitro-9-hydroxyethylaminoacridine

1-nitro-9-hydroxyethylaminoacridine

Conditions
ConditionsYield
With hydrogenchloride In phenol91%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

3-p-Tolyl-oxirane-2,2-dicarbonitrile
102862-46-4

3-p-Tolyl-oxirane-2,2-dicarbonitrile

2-Chloro-N-(2-hydroxy-ethyl)-2-p-tolyl-acetamide
103807-60-9

2-Chloro-N-(2-hydroxy-ethyl)-2-p-tolyl-acetamide

Conditions
ConditionsYield
In acetonitrile for 1h; Heating;90%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

5-{3-dimethylamino-1-[2-(dimethylamino)vinyl]prop-2-enylidene}-3-methyl-2-thioxo-1,3-thiazolidin-4-one
473807-32-8

5-{3-dimethylamino-1-[2-(dimethylamino)vinyl]prop-2-enylidene}-3-methyl-2-thioxo-1,3-thiazolidin-4-one

5-[1-(2-hydroxyethyl)pyridin-4(1H)-ylidene]-3-methyl-2-thioxo-1,3-thiazolidin-4-one

5-[1-(2-hydroxyethyl)pyridin-4(1H)-ylidene]-3-methyl-2-thioxo-1,3-thiazolidin-4-one

Conditions
ConditionsYield
In ethanol for 1h; Heating;90%
bis(N-salicylaldimino)nickel(II)
14283-99-9, 36186-03-5

bis(N-salicylaldimino)nickel(II)

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

A

Ni(C6H4(O)CHNC2H4OH)2
92280-97-2, 137736-86-8

Ni(C6H4(O)CHNC2H4OH)2

B

ammonium chloride

ammonium chloride

Conditions
ConditionsYield
In methanol stirring the soln. for 30 min between room temp. and 60°C, pptn.; filtration, washing with water, recrystn. from acetone;A 90%
B n/a
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

ortho-nitrofluorobenzene
1493-27-2

ortho-nitrofluorobenzene

2-[(2-nitrophenyl)amino]ethanol
4926-55-0

2-[(2-nitrophenyl)amino]ethanol

Conditions
ConditionsYield
With potassium carbonate In acetonitrile at 82℃; for 6h;89%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Triethylammonium-
81054-77-5

Triethylammonium-

2-<α,α-Bis-(2-hydroethylamino)-methyliden>-indan-1,3-dion

2-<α,α-Bis-(2-hydroethylamino)-methyliden>-indan-1,3-dion

Conditions
ConditionsYield
With triethylamine In methanol87%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

acetyl chloride
75-36-5

acetyl chloride

1-acetoxy-2-aminoethane hydrochloride
20739-39-3

1-acetoxy-2-aminoethane hydrochloride

Conditions
ConditionsYield
In acetic acid at 20℃;86.25%
7-Methoxy-4-methyl-1-nitro-9-phenoxyacridine

7-Methoxy-4-methyl-1-nitro-9-phenoxyacridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

9-(2'-hydroxyethylamino)-7-methoxy-4-methyl-1-nitroacridine monohydrochloride

9-(2'-hydroxyethylamino)-7-methoxy-4-methyl-1-nitroacridine monohydrochloride

Conditions
ConditionsYield
With hydrogenchloride In phenol86%
With hydrogenchloride In phenol86%
With hydrogenchloride In phenol86%
pyridine
110-86-1

pyridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

N-(2-Aminoethyl)pyridinium chloride
45705-58-6

N-(2-Aminoethyl)pyridinium chloride

Conditions
ConditionsYield
In water for 18h; Heating;85%
9-phenoxy-4-methyl-1-niroacridine

9-phenoxy-4-methyl-1-niroacridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

9-(2'-hydroxyethylamino)-4-methyl-1-nitroacridine monohydrochloride

9-(2'-hydroxyethylamino)-4-methyl-1-nitroacridine monohydrochloride

Conditions
ConditionsYield
With hydrogenchloride In phenol84%
With hydrogenchloride In phenol84%
With hydrogenchloride In phenol84%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

(E)-1-Chloro-3-methyl-oct-2-en-6-yne
102699-82-1

(E)-1-Chloro-3-methyl-oct-2-en-6-yne

2-<(3'-methyl-2'-octen-6'-ynyl)amino>ethanol
102699-83-2

2-<(3'-methyl-2'-octen-6'-ynyl)amino>ethanol

Conditions
ConditionsYield
With triethylamine In tetrahydrofuran at 65℃; for 12h;83%
7-methoxy-1-nitro-9-phenoxy-acridine
111585-55-8

7-methoxy-1-nitro-9-phenoxy-acridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

9-(2'-hydroxyethylamino)-7-methoxy-1-nitroacridine monohydrochloride

9-(2'-hydroxyethylamino)-7-methoxy-1-nitroacridine monohydrochloride

Conditions
ConditionsYield
With hydrogenchloride In phenol83%
With hydrogenchloride In phenol83%
With hydrogenchloride In phenol83%
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

Vancomycin hydrochloride

Vancomycin hydrochloride

C68H80Cl2N10O24

C68H80Cl2N10O24

Conditions
ConditionsYield
With O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine In dimethyl sulfoxide; N,N-dimethyl-formamide for 7h; Ambient temperature;80%
4-methoxy-1-nitro-9-phenoxy-acridine
355384-71-3

4-methoxy-1-nitro-9-phenoxy-acridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

9-(2'-hydroxyethylamino)-4-methoxy-1-nitroacridine monohydrochloride

9-(2'-hydroxyethylamino)-4-methoxy-1-nitroacridine monohydrochloride

Conditions
ConditionsYield
With hydrogenchloride In phenol77%
4-methoxy-1-nitro-9-phenoxy-acridine
355384-71-3

4-methoxy-1-nitro-9-phenoxy-acridine

2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

A

1-nitro-9-hydroxyethylaminoacridine

1-nitro-9-hydroxyethylaminoacridine

B

9-(2'-hydroxyethylamino)-4-methoxy-1-nitroacridine monohydrochloride

9-(2'-hydroxyethylamino)-4-methoxy-1-nitroacridine monohydrochloride

Conditions
ConditionsYield
With hydrogenchloride In phenolA 77%
B n/a
2-amino-ethanol hydrochloride
2002-24-6

2-amino-ethanol hydrochloride

acetic anhydride
108-24-7

acetic anhydride

1-acetoxy-2-aminoethane hydrochloride
20739-39-3

1-acetoxy-2-aminoethane hydrochloride

Conditions
ConditionsYield
at 80℃; for 2h;75%

2-Aminoethanol hydrochloride Chemical Properties

Empirical Formula: C2H8ClNO
Molecular Weight: 97.544 
Flash Point: 93.3 °C
Enthalpy of Vaporization: 47.43 kJ/mol
Boiling Point: 170.9 °C at 760 mmHg
Vapour Pressure: 0.458 mmHg at 25 °C 
EINECS: 217-900-6 
storage temp.: Store at RT.
Sensitive: Hygroscopic 
Melting point: 82-84 °C(lit.)
Appearance: White or slightly beige agglomerating crystals
Product Categories of Ethanolamine hydrochloride (CAS NO.2002-24-6): omega-Aminoalkanols;omega-Functional Alkanols, Carboxylic Acids, Amines & Halides
Structure of Ethanolamine hydrochloride (CAS NO.2002-24-6):
          
IUPAC Name: 2-Aminoethanol hydrochloride
Canonical SMILES: C(CO)N.Cl
InChI: InChI=1S/C2H7NO.ClH/c3-1-2-4;/h4H,1-3H2;1H
InChIKey: PMUNIMVZCACZBB-UHFFFAOYSA-N

2-Aminoethanol hydrochloride Toxicity Data With Reference

1.    

scu-mus LD50:4053 mg/kg

    ARZNAD    Arzneimittel-Forschung. Drug Research. 4 (1954),649.

 Ethanolamine hydrochloride (CAS NO.2002-24-6) hasn't been listed as a carcinogen by NTP, IARC, ACGIH, or CA Prop 65. And the toxicological properties have not been fully investigated. You can see actual entry in RTECS for complete information.

2-Aminoethanol hydrochloride Consensus Reports

Reported in EPA TSCA Inventory.

2-Aminoethanol hydrochloride Safety Profile

Mildly toxic by subcutaneous route. When heated to decomposition it emits toxic vapors of NOx, HCl, and Cl.
 

Hazard Codes: IrritantXi
Risk Statements: 36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements: 26-36/37/39 
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.

2-Aminoethanol hydrochloride Specification

 Ethanolamine hydrochloride ,its cas register number is 2002-24-6. It also can be called Ethanolamine HCl ; Ethanol, 2-amino-, hydrochloride ; Monoethanolamine hydrochloride ; and 2-Aminoethanol hydrochloride . It is hazardous,so the first aid measures and others should be known. Such as: When on the skin: first,should flush skin with plenty of water immediately for at least 15 minutes while removing contaminated clothing. Secondly,Get medical aid. Or in the eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Then get medical aid soon. While ,it's Inhaled: Remove from exposure and move to fresh air immediately.Give artificial respiration while not breathing. When breathing is difficult, give oxygen. And as soon as to get medical aid. Then you have the ingesting of the product : Wash mouth out with water,and get medical aid immediately.Notes to physician: Treat supportively and symptomatically.
In addition, Ethanolamine hydrochloride (CAS NO.2002-24-6) is not compatible with strong oxidizing agents, bases, and you must not take it with incompatible materials. And also prevent it to broken down into hazardous decomposition products: hydrogen chloride, nitrogen oxides, carbon monoxide, carbon dioxide.

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