Product Name

  • Name

    ethyl hydrogen sulphate

  • EINECS 208-758-6
  • CAS No. 540-82-9
  • Article Data71
  • CAS DataBase
  • Density 1.458 g/cm3
  • Solubility
  • Melting Point -32°C (estimate)
  • Formula C2H6O4S
  • Boiling Point 280°C
  • Molecular Weight 126.133
  • Flash Point
  • Transport Information UN 2571
  • Appearance colorless oily liquids
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 540-82-9 (ethyl hydrogen sulphate)
  • Hazard Symbols
  • Synonyms Sulfuric acid hydrogen ethyl ester;Sulfovinic acid;Sulfethylic acid;
  • PSA 71.98000
  • LogP 0.90650

Synthetic route

N-sulfonoxy-p-chloroacetanilide pyridinium salt
91631-54-8

N-sulfonoxy-p-chloroacetanilide pyridinium salt

A

ethyl sulfate
540-82-9

ethyl sulfate

B

N-(4-chlorophenyl)-N-hydroxyacetamide
1503-91-9

N-(4-chlorophenyl)-N-hydroxyacetamide

Conditions
ConditionsYield
In ethanol at 40℃;A 83%
B n/a
In ethanol at 40℃;A n/a
B 83%
diethyl sulfate
64-67-5

diethyl sulfate

ethanol
64-17-5

ethanol

A

diethyl ether
60-29-7

diethyl ether

B

ethyl sulfate
540-82-9

ethyl sulfate

diethyl sulfate
64-67-5

diethyl sulfate

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sodium hydroxide at 150 - 200℃;
With ethanol; sodium ethanolate
With sodium ethanolate; toluene
diethyl ether
60-29-7

diethyl ether

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sulfuric acid
ethanol
64-17-5

ethanol

A

diethyl sulfate
64-67-5

diethyl sulfate

B

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With chlorosulfonic acid
ethanol
64-17-5

ethanol

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sulphur monochloride
With chlorosulfonic acid
With sulfuric acid
ethene
74-85-1

ethene

A

diethyl sulfate
64-67-5

diethyl sulfate

B

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sulfuric acid
ethene
74-85-1

ethene

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sulfuric acid
With sulfuric acid; silver
With silver salt; sulfuric acid
ethyl iodide
75-03-6

ethyl iodide

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With silver hydrogensulfate
Thiophosphorsaeure-O,O-diethylester
2465-65-8

Thiophosphorsaeure-O,O-diethylester

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid In ethanol at -60 - 20℃;
ethanol
64-17-5

ethanol

diammonium salt of phenyl phosphatosulfate
32599-82-9

diammonium salt of phenyl phosphatosulfate

A

ethyl sulfate
540-82-9

ethyl sulfate

B

phosphoric acid monophenyl ester
701-64-4

phosphoric acid monophenyl ester

C

ethyl phenyl hydrogen phosphate
46207-73-2

ethyl phenyl hydrogen phosphate

Conditions
ConditionsYield
With N-ethylmorpholine;; magnesium(II) perchlorate at 55℃; Rate constant;
chlorobenzene
108-90-7

chlorobenzene

ethyl ester of p-toluenesulfonic acid
80-40-0

ethyl ester of p-toluenesulfonic acid

A

ethyl sulfate
540-82-9

ethyl sulfate

B

4-methylphenyl-4-chlorophenyl sulfone
5184-71-4

4-methylphenyl-4-chlorophenyl sulfone

Conditions
ConditionsYield
With sulfur trioxide 1.) room temperature, 1h; Multistep reaction;
ethylnitramine
19091-98-6

ethylnitramine

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
With sulfuric acid at 25 - 85℃; Kinetics; Mechanism; Thermodynamic data; ΔH(excit.), -ΔS(excit.);
diethyl sulfate
64-67-5

diethyl sulfate

water
7732-18-5

water

A

ethyl sulfate
540-82-9

ethyl sulfate

B

ethanol
64-17-5

ethanol

Conditions
ConditionsYield
anschliessend entsteht auch H2SO4;
chloral ethyl hemiacetal
515-83-3

chloral ethyl hemiacetal

sulfuric acid
7664-93-9

sulfuric acid

A

ethyl sulfate
540-82-9

ethyl sulfate

B

chloral
75-87-6

chloral

ethyl bromide
74-96-4

ethyl bromide

sulfuric acid
7664-93-9

sulfuric acid

silver sulfate

silver sulfate

A

ethyl sulfate
540-82-9

ethyl sulfate

B

silver bromide

silver bromide

ethanol
64-17-5

ethanol

sulfuric acid
7664-93-9

sulfuric acid

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
Electrolysis;
ethanol
64-17-5

ethanol

sodium disulfate

sodium disulfate

ethyl sulfate
540-82-9

ethyl sulfate

1,2-dichloro-2-ethoxyethane
623-46-1

1,2-dichloro-2-ethoxyethane

sulfuric acid
7664-93-9

sulfuric acid

A

2-chloroethanal
107-20-0

2-chloroethanal

B

hydrogenchloride
7647-01-0

hydrogenchloride

C

ethyl sulfate
540-82-9

ethyl sulfate

diethyl ether
60-29-7

diethyl ether

sulfuric acid
7664-93-9

sulfuric acid

A

diethyl sulfate
64-67-5

diethyl sulfate

B

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
at 100℃; bei hoeherer Temp. entsteht Aethylen und schwefliger Saeure;
ethyl hydroperoxide
3031-74-1

ethyl hydroperoxide

sulphurous acid
7782-99-2

sulphurous acid

A

ethyl sulfate
540-82-9

ethyl sulfate

B

sulfuric acid
7664-93-9

sulfuric acid

ethanol
64-17-5

ethanol

A

ethyl sulfate
540-82-9

ethyl sulfate

B

water
7732-18-5

water

Conditions
ConditionsYield
With sulfuric acid at 25℃;
pyridine-SO3 complex
42824-16-8

pyridine-SO3 complex

ethanol
64-17-5

ethanol

A

ethyl sulfate
540-82-9

ethyl sulfate

B

pyridine sulfate

pyridine sulfate

2-oxo-1-phenylpropane-1-sulfonic acid
99179-77-8

2-oxo-1-phenylpropane-1-sulfonic acid

hydrogen chloride containing ethanol

hydrogen chloride containing ethanol

A

ethyl sulfate
540-82-9

ethyl sulfate

B

1-phenyl-acetone
103-79-7

1-phenyl-acetone

water
7732-18-5

water

sulfuric acid diethyl ester; ferrisulfuric acid ethyl ester

sulfuric acid diethyl ester; ferrisulfuric acid ethyl ester

A

ethyl sulfate
540-82-9

ethyl sulfate

B

ethanol
64-17-5

ethanol

C

ferrisulfate

ferrisulfate

ethanol
64-17-5

ethanol

sulfur trioxide pyridine complex
26412-87-3

sulfur trioxide pyridine complex

A

ethyl sulfate
540-82-9

ethyl sulfate

B

pyridine sulfate

pyridine sulfate

diethyl sulfate
64-67-5

diethyl sulfate

4-acetamino-2-amino-methoxyethoxybenzene

4-acetamino-2-amino-methoxyethoxybenzene

2-chloro-4,6-dinitroaniline
3531-19-9

2-chloro-4,6-dinitroaniline

ethyl sulfate
540-82-9

ethyl sulfate

Conditions
ConditionsYield
In sulfuric acid; water
ethanol
64-17-5

ethanol

sulfur trioxide
7446-11-9

sulfur trioxide

A

diethyl sulfate
64-67-5

diethyl sulfate

B

ethyl sulfate
540-82-9

ethyl sulfate

C

2-sulfooxy-ethanesulfonic acid
461-42-7

2-sulfooxy-ethanesulfonic acid

Conditions
ConditionsYield
In liquid sulphur dioxide
In sulfur dioxide
sulfuric acid diethyl ester; ferrisulfuric acid ethyl ester

sulfuric acid diethyl ester; ferrisulfuric acid ethyl ester

A

iron(III) sulfate

iron(III) sulfate

B

ethyl sulfate
540-82-9

ethyl sulfate

C

ethanol
64-17-5

ethanol

Conditions
ConditionsYield
In water decomposition in water;;
8-mercapto-2H-3,4-dihydro-1,5-benzodioxepine-6-carboxylic acid

8-mercapto-2H-3,4-dihydro-1,5-benzodioxepine-6-carboxylic acid

ethyl sulfate
540-82-9

ethyl sulfate

8-ethylthio-2H-3,4-dihydro-1,5-benzodioxepine-6-carboxylic acid

8-ethylthio-2H-3,4-dihydro-1,5-benzodioxepine-6-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride In water91%
7-mercapto-1,4-benzodioxane-5-carboxylic acid
66410-43-3

7-mercapto-1,4-benzodioxane-5-carboxylic acid

ethyl sulfate
540-82-9

ethyl sulfate

7-ethylthio-1,4-benzodioxane-5-carboxylic acid
66410-44-4

7-ethylthio-1,4-benzodioxane-5-carboxylic acid

Conditions
ConditionsYield
With hydrogenchloride In water81%
ethyl sulfate
540-82-9

ethyl sulfate

7,8-dichloro-6-nitro-4-oxo-1,4-dihydroquinoline
560059-35-0

7,8-dichloro-6-nitro-4-oxo-1,4-dihydroquinoline

7,8-dichloro-4-ethoxy-6-nitroquinoline

7,8-dichloro-4-ethoxy-6-nitroquinoline

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide at 60℃;60%
ethyl sulfate
540-82-9

ethyl sulfate

diethyl sulfate
64-67-5

diethyl sulfate

Conditions
ConditionsYield
at 120 - 165℃; under 4.50045E-06 Torr;43%
bei der Destillation im Vakuum;
With sodium sulfate durch Destillation unter vermindertem Druck;
With sodium ethyl sulfate durch Destillation unter vermindertem Druck;
bei der Destillation im Vakuum;
ethyl sulfate
540-82-9

ethyl sulfate

(E)-3-(4-(Diethylamino)phenyl)-1-(5-hydroxy-2,2-dimethyl-2H-chromen-8-yl)prop-2-en-1-one

(E)-3-(4-(Diethylamino)phenyl)-1-(5-hydroxy-2,2-dimethyl-2H-chromen-8-yl)prop-2-en-1-one

(E)-3-(4-(diethylamino)phenyl)-1-(5-ethoxy-2,2-dimethyl-2H-chromen-8-yl)prop-2-en-1-one

(E)-3-(4-(diethylamino)phenyl)-1-(5-ethoxy-2,2-dimethyl-2H-chromen-8-yl)prop-2-en-1-one

Conditions
ConditionsYield
With potassium carbonate In acetone at 20℃; for 12h;39%
ethyl sulfate
540-82-9

ethyl sulfate

2-methyl-4,5-diphenylthiazole

2-methyl-4,5-diphenylthiazole

3,1',3'-triethyl-4-keto-5-acetanilinomethylene-5'-chlorothiazolinoimidacyanine perchlorate

3,1',3'-triethyl-4-keto-5-acetanilinomethylene-5'-chlorothiazolinoimidacyanine perchlorate

3,1',3'-triethyl-4-keto-5'-chloro-5-(3-ethyl-4,5-diphenylthiazolinylidene-2-ethylidene)thiazolinoimidacyanine perchlorate

3,1',3'-triethyl-4-keto-5'-chloro-5-(3-ethyl-4,5-diphenylthiazolinylidene-2-ethylidene)thiazolinoimidacyanine perchlorate

Conditions
ConditionsYield
With sodium perchlorate; triethylamine In ethanol for 6h; Heating;27%
2(RS)-(2-hydroxyethyl)piperidine
1484-84-0

2(RS)-(2-hydroxyethyl)piperidine

ethyl sulfate
540-82-9

ethyl sulfate

2-(1-ethyl-[2]piperidyl)-ethanol
876488-02-7

2-(1-ethyl-[2]piperidyl)-ethanol

Conditions
ConditionsYield
With water; potassium
diethyl sulfate
64-67-5

diethyl sulfate

ethyl sulfate
540-82-9

ethyl sulfate

1-chloro-2-(dimethylamino)benzene
698-01-1

1-chloro-2-(dimethylamino)benzene

N-ethyl-2-chloro-N,N-dimethyl-anilinium; perchlorate

N-ethyl-2-chloro-N,N-dimethyl-anilinium; perchlorate

Conditions
ConditionsYield
anschliessendes Behandeln mit wss.HClO4;
β-Propiolactone
57-57-8

β-Propiolactone

ethyl sulfate
540-82-9

ethyl sulfate

ethanol
64-17-5

ethanol

ethyl acrylate
140-88-5

ethyl acrylate

Conditions
ConditionsYield
With iron(II) sulfate at 140℃;
ethyl sulfate
540-82-9

ethyl sulfate

1,4-diamino-9,10-anthraquinone
128-95-0

1,4-diamino-9,10-anthraquinone

1,4-bisethylamino-anthraquinone
6994-46-3

1,4-bisethylamino-anthraquinone

Conditions
ConditionsYield
at 140℃;
ethyl sulfate
540-82-9

ethyl sulfate

ethyl chlorosulfate
625-01-4

ethyl chlorosulfate

Conditions
ConditionsYield
With phosphorus pentachloride
ethyl sulfate
540-82-9

ethyl sulfate

ethanol
64-17-5

ethanol

Conditions
ConditionsYield
With steam; ammonia
With ammonia; water
ethyl sulfate
540-82-9

ethyl sulfate

ethene
74-85-1

ethene

Conditions
ConditionsYield
With diethyl sulfate; phosphorite; sulfuric acid at 250 - 300℃;
With sodium sulfate at 300℃;
With sodium chloride at 300℃;
ethyl sulfate
540-82-9

ethyl sulfate

chloroethane
75-00-3

chloroethane

Conditions
ConditionsYield
With hydrogenchloride at 140℃; unter Druck;
With hydrogenchloride at 140℃; unter Druck;
ethyl sulfate
540-82-9

ethyl sulfate

acetic acid
64-19-7

acetic acid

Conditions
ConditionsYield
With chromium(VI) oxide; water; iron(III) chloride Electrolysis;
With manganese(IV) oxide; water; iron(III) chloride Electrolysis;
With chromium(VI) oxide; water; iron(III) chloride Electrolysis;
With manganese(IV) oxide; water; iron(III) chloride Electrolysis;
ethyl sulfate
540-82-9

ethyl sulfate

chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

A

diethyl sulfate
64-67-5

diethyl sulfate

B

chloroethane
75-00-3

chloroethane

Conditions
ConditionsYield
at 40 - 50℃;
at 40 - 50℃;
ethyl sulfate
540-82-9

ethyl sulfate

acrylonitrile
107-13-1

acrylonitrile

ethyl acrylate
140-88-5

ethyl acrylate

Conditions
ConditionsYield
With water at 110℃;
ethyl sulfate
540-82-9

ethyl sulfate

methyl chloroformate
79-22-1

methyl chloroformate

ethyl methane sulfate
814-40-4

ethyl methane sulfate

Conditions
ConditionsYield
at 50 - 80℃;
at 50 - 80℃;
ethyl sulfate
540-82-9

ethyl sulfate

2-amino-2-cyanopropane
19355-69-2

2-amino-2-cyanopropane

methyl methacrylate
97-63-2

methyl methacrylate

Conditions
ConditionsYield
Einw. von NaNO2-Loesung auf das Reaktionsprodukt;
methylperoxy-methanol
40116-50-5

methylperoxy-methanol

ethyl sulfate
540-82-9

ethyl sulfate

methylperoxymethoxy-ethane
58712-33-7

methylperoxymethoxy-ethane

Conditions
ConditionsYield
In diethyl ether
1-tert-butylperoxy-ethanol
4202-06-6

1-tert-butylperoxy-ethanol

ethyl sulfate
540-82-9

ethyl sulfate

tert-butyl 1-ethoxy-ethyl peroxide
10312-63-7

tert-butyl 1-ethoxy-ethyl peroxide

Conditions
ConditionsYield
In diethyl ether

Ethyl hydrogen sulfate Specification

The Ethyl hydrogen sulfate, with the CAS registry number of 540-82-9, is also known as Sulfethylic acid. It belongs to the product category of Pharmaceutical Intermediates. Its EINECS registry number is 208-758-6. This chemical's molecular formula is C2H6O4S and molecular weight is 126.13164. What's more, its IUPAC name is Ethyl hydrogen sulfate. Additionally, it's incompatible with strong oxidizing agents or metals.

Physical properties about Ethyl hydrogen sulfate are: (1)ACD/LogP: 0.08; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -3.42; (4)ACD/LogD (pH 7.4): -3.42; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 4; (10)#H bond donors: 1; (11)#Freely Rotating Bonds: 2; (12)Polar Surface Area: 60.98 Å2; (13)Index of Refraction: 1.453; (14)Molar Refractivity: 23.39 cm3; (15)Molar Volume: 86.4 cm3; (16)Polarizability: 9.27×10-24 cm3; (17)Surface Tension: 51.2 dyne/cm; (18)Density: 1.458 g/cm3.

Preparation of Ethyl hydrogen sulfate: it can be obtained by N-Sulfonoxy-p-chloroacetanilide pyridinium salt. The reaction needs solvent Ethanol at temperature of 40 ℃. The yield is 83%.

The Ethyl hydrogen sulfate can be obtained by N-sulfonoxy-p-chloroacetanilide Pyridinium Salt

When you are using this chemical, please be cautious about it as the following: this chemical is soluble in water and weigh more than water. Besides, heat may be generated by dissolution into water. If this chemical is reacted with water or moist air, toxic, corrosive or flammable gases will be released. What's more, contact with molten substance may cause severe burns to skin and eyes.

You can still convert the following data into molecular structure:
(1) SMILES: O=S(=O)(O)OCC
(2) InChI: InChI=1/C2H6O4S/c1-2-6-7(3,4)5/h2H2,1H3,(H,3,4,5)
(3) InChIKey: KIWBPDUYBMNFTB-UHFFFAOYAR

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