Product Name

  • Name

    2,4-Imidazolidinedione, 3-methyl-

  • EINECS
  • CAS No. 6843-45-4
  • Article Data39
  • CAS DataBase
  • Density 1.285 g/cm3
  • Solubility
  • Melting Point
  • Formula C4H6N2O2
  • Boiling Point
  • Molecular Weight 114.104
  • Flash Point
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 6843-45-4 (2,4-Imidazolidinedione, 3-methyl-)
  • Hazard Symbols
  • Synonyms Hydantoin,3-methyl- (6CI,7CI,8CI);3-Methylhydantoin;3-Methylimidazolidine-2,4-dione;
  • PSA 49.41000
  • LogP -0.56530

Synthetic route

ethyl (methylcarbamoyl)glycinate
7150-62-1

ethyl (methylcarbamoyl)glycinate

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With sodium methylate In methanol85%
With hydrogenchloride In ethanol Heating; Yield given;
With sodium hydroxide In water Rate constant; Mechanism; other solvent, other base;
In methanol; water at 25℃; Rate constant; Mechanism; borax buffer (pH = 9.06, ionic strength 0.1), spectrophotometric measured;
methyl {(methylcarbamoyl)amino}acetate
94790-27-9

methyl {(methylcarbamoyl)amino}acetate

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With sodium methylate In methanol85%
With sodium hydroxide In water Rate constant; Mechanism; other solvent, other base;
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

N,N-dimethylacetamide dimethyl acetal
18871-66-4

N,N-dimethylacetamide dimethyl acetal

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
In toluene Heating;73%
In toluene for 2h; Reflux;68%
In toluene for 3h; Heating;62%
In toluene at 110℃; for 2h;50%
In toluene at 110℃; for 2h;
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

dimethyl sulfate
77-78-1

dimethyl sulfate

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With sodium hydroxide Heating;55%
With sodium hydroxide Behandeln mit Salzsaeure unter vermindertem Druck;
Glyoxal
131543-46-9

Glyoxal

N-Methylurea
598-50-5

N-Methylurea

A

1-methyldiazolidine-2,4-dione
616-04-6

1-methyldiazolidine-2,4-dione

B

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With 1-hydroxyethylene-(1,1-diphosphonic acid) In water at 90℃; for 2h; Green chemistry;A 55%
B 25%
Stage #1: Glyoxal With phosphorus pentoxide; water at 20℃; for 0.0833333h;
Stage #2: N-Methylurea at 20℃; for 0.166667h;
A 45%
B 20%
4-hydroxy-1-methyl-2,5-dioxo-4-imidazolidinecarboxyureide
71886-23-2

4-hydroxy-1-methyl-2,5-dioxo-4-imidazolidinecarboxyureide

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With hydrogen iodide52%
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

furan-2,3,5(4H)-trione pyridine (1:1)

furan-2,3,5(4H)-trione pyridine (1:1)

dimethyl sulfate
77-78-1

dimethyl sulfate

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
Behandeln mit Salzsaeure unter vermindertem Druck;
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

methyl iodide
74-88-4

methyl iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With potassium hydroxide
With potassium tert-butylate In N,N-dimethyl-formamide at 20℃; for 24h; Cooling with ice;1.01 g
1-methyl-2,5-dioxo-imidazolidine-4-carboxylic acid

1-methyl-2,5-dioxo-imidazolidine-4-carboxylic acid

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 190℃;
methyl thioisocyanate
556-61-6

methyl thioisocyanate

glycine
56-40-6

glycine

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With potassium hydroxide Behandeln des Reaktionsprodukts mit Quecksilberoxyd anschliessend mit Salzsaeure;
glycine
56-40-6

glycine

N-Methylurea
598-50-5

N-Methylurea

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 130 - 140℃;
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

methyl iodide
74-88-4

methyl iodide

A

1-methylhydantoin
6843-45-4

1-methylhydantoin

B

1,3-dimethylimidazolidine-2,4-dione
24039-08-5

1,3-dimethylimidazolidine-2,4-dione

Conditions
ConditionsYield
With aluminum oxide; potassium fluoride In acetonitrile for 24h; Ambient temperature; Yield given;
2-[(methylcarbamoyl)amino]acetic acid
56099-63-9

2-[(methylcarbamoyl)amino]acetic acid

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With trifluoroacetic acid for 1h; Heating;
With sulfuric acid In water at 24.9℃; Rate constant; Mechanism; Thermodynamic data; ΔH(excit); ΔS(excit). Various temperatures, reagents and pH;
1-carbamoyl-3-methylhydantoin
630112-53-7

1-carbamoyl-3-methylhydantoin

hydrogen iodide
10034-85-2

hydrogen iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

3-methyl-5-ureidohydantoin
22494-77-5

3-methyl-5-ureidohydantoin

hydrogen iodide
10034-85-2

hydrogen iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

1-(5-methoxy-3-methylhydantoin-5-carbonyl)-3-methylurea
173038-91-0

1-(5-methoxy-3-methylhydantoin-5-carbonyl)-3-methylurea

hydrogen iodide
10034-85-2

hydrogen iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

5-hydroxy-3-methyl-2,4-dioxo-imidazolidine-1-carboxylic acid nitroamide

5-hydroxy-3-methyl-2,4-dioxo-imidazolidine-1-carboxylic acid nitroamide

hydrogen iodide
10034-85-2

hydrogen iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

3-methyl-5-ethoxy-hydantoin-carboxylic acid-(5)-<α.ω-dimethyl ureide>

3-methyl-5-ethoxy-hydantoin-carboxylic acid-(5)-<α.ω-dimethyl ureide>

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With hydrogen iodide at 130℃;
3-methyl-5-ureido-hydantoin

3-methyl-5-ureido-hydantoin

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With hydrogen iodide
3-methyl-hydantoin-carboxylic acid-(5)

3-methyl-hydantoin-carboxylic acid-(5)

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 190℃;
9-methyl-uric acid glycol

9-methyl-uric acid glycol

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With hydrogen iodide
1-carbamoyl-3-methylhydantoin
630112-53-7

1-carbamoyl-3-methylhydantoin

alkaline solution

alkaline solution

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
Behandeln mit Salzsaeure;
1-carbamoyl-3-methylhydantoin
630112-53-7

1-carbamoyl-3-methylhydantoin

aq. barium hydroxide solution

aq. barium hydroxide solution

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
Behandeln mit Salzsaeure;
2,4-imidazolidinedione
461-72-3

2,4-imidazolidinedione

methyl iodide
74-88-4

methyl iodide

methanolic KOH-solution

methanolic KOH-solution

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 100℃;
1-methyl-3-(1-methyl-2,5-dioxo-imidazolidin-4-yl)-urea
64759-44-0

1-methyl-3-(1-methyl-2,5-dioxo-imidazolidin-4-yl)-urea

hydrogen iodide
10034-85-2

hydrogen iodide

phosphonium iodide

phosphonium iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

3-methyl-2,4-dioxo-imidazolidine-1-carboxylic acid nitroamide

3-methyl-2,4-dioxo-imidazolidine-1-carboxylic acid nitroamide

hydrogen iodide
10034-85-2

hydrogen iodide

phosphonium iodide

phosphonium iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

N-(4-ethoxy-1-methyl-2,5-dioxo-imidazolidine-4-carbonyl)-N,N'-dimethyl-urea

N-(4-ethoxy-1-methyl-2,5-dioxo-imidazolidine-4-carbonyl)-N,N'-dimethyl-urea

hydrogen iodide
10034-85-2

hydrogen iodide

phosphonium iodide

phosphonium iodide

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 130℃;
methyl iodide
74-88-4

methyl iodide

silver salt of hydantoin

silver salt of hydantoin

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
at 110 - 120℃; im Rohr;
dimethyl-glycoluril

dimethyl-glycoluril

A

1-methyldiazolidine-2,4-dione
616-04-6

1-methyldiazolidine-2,4-dione

B

1-methylhydantoin
6843-45-4

1-methylhydantoin

Conditions
ConditionsYield
With hydrogenchloride
1-methylhydantoin
6843-45-4

1-methylhydantoin

indole-2,3-dione
91-56-5

indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;95%
furfural
98-01-1

furfural

1-methylhydantoin
6843-45-4

1-methylhydantoin

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-7-(furan-2-yl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-7-(furan-2-yl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 4h;92%
With piperidine In water at 70℃; diastereoselective reaction;92%
thiophene-2-carbaldehyde
98-03-3

thiophene-2-carbaldehyde

1-methylhydantoin
6843-45-4

1-methylhydantoin

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-2-methyl-1,3-dioxo-7-(thiophen-2-yl)-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-2-methyl-1,3-dioxo-7-(thiophen-2-yl)-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 4h;91%
With piperidine In water at 70℃; diastereoselective reaction;91%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-hydroxy-benzaldehyde
123-08-0

4-hydroxy-benzaldehyde

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-7-(4-hydroxyphenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-7-(4-hydroxyphenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 4h;91%
With piperidine In water at 70℃; diastereoselective reaction;91%
1-methylhydantoin
6843-45-4

1-methylhydantoin

1,5-dimethyl-1H-indole-2,3-dione
66440-60-6

1,5-dimethyl-1H-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-1,2',5-trimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro [indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-1,2',5-trimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro [indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;91%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-chlorobenzaldehyde
104-88-1

4-chlorobenzaldehyde

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-7-(4-chlorophenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-7-(4-chlorophenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; diastereoselective reaction;90%
With piperidine In water at 70℃; for 5h;87%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-methyl-benzaldehyde
104-87-0

4-methyl-benzaldehyde

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-2-methyl-1,3-dioxo-7-(p-tolyl)-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-2-methyl-1,3-dioxo-7-(p-tolyl)-2,3,7,7a-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 4h;90%
With piperidine In water at 70℃; diastereoselective reaction;90%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-methoxy-benzaldehyde
123-11-5

4-methoxy-benzaldehyde

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-7-(4-methoxyphenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-7-(4-methoxyphenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-1Hpyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 3.5h;90%
With piperidine In water at 70℃; diastereoselective reaction;90%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-methyl-indole-2,3-dione
608-05-9

5-methyl-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-2',5-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-2',5-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;90%
1-methylhydantoin
6843-45-4

1-methylhydantoin

1-methyl-1H-indole-2,3-dione
2058-74-4

1-methyl-1H-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;90%
1-methylhydantoin
6843-45-4

1-methylhydantoin

1-allyl-1H-indole-2,3-dione
830-74-0

1-allyl-1H-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-1-allyl-5'-amino-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro-[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-1-allyl-5'-amino-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro-[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;89%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-chloro-1-methylindoline-2, 3-dione
60434-13-1

5-chloro-1-methylindoline-2, 3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-5-chloro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-5-chloro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;89%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-chloroindole 2,3-dione
17630-76-1

5-chloroindole 2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-5-chloro-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-5-chloro-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;88%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-fluoro-1-methylisatin
773-91-1

5-fluoro-1-methylisatin

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-5-fluoro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-5-fluoro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;88%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-fluoro-1H-indole-2,3-dione
443-69-6

5-fluoro-1H-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-5-fluoro-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indo-line-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-5-fluoro-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indo-line-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;87%
7-fluoro-1-methyl-1H-indole-2,3-dione
875003-43-3

7-fluoro-1-methyl-1H-indole-2,3-dione

1-methylhydantoin
6843-45-4

1-methylhydantoin

malononitrile
109-77-3

malononitrile

(cis-3,7a')-5'-amino-7-fluoro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(cis-3,7a')-5'-amino-7-fluoro-1,2'-dimethyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro[indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;87%
1-methylhydantoin
6843-45-4

1-methylhydantoin

N,N`-dimethylethylenediamine
110-70-3

N,N`-dimethylethylenediamine

Conditions
ConditionsYield
With lithium aluminium tetrahydride In tetrahydrofuran for 72h; Heating; Argon;85%
1-methylhydantoin
6843-45-4

1-methylhydantoin

2-chloro-benzaldehyde
89-98-5

2-chloro-benzaldehyde

5-[1-(2-chlorophenyl)methylidene]-3-methylimidazolidine-2,4-dione
88568-75-6

5-[1-(2-chlorophenyl)methylidene]-3-methylimidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium acetate; acetic anhydride In acetic acid for 16h; Heating;85%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-Bromo-1H-indole-2,3-dione
87-48-9

5-Bromo-1H-indole-2,3-dione

malononitrile
109-77-3

malononitrile

(trans-3,7a')-5'-amino-5-bromo-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro [indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

(trans-3,7a')-5'-amino-5-bromo-2'-methyl-1',2,3'-trioxo-1',2',3',7a'-tetrahydrospiro [indoline-3,7'-pyrrolo[1,2-c]imidazole]-6'-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;81%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-bromo-benzaldehyde
1122-91-4

4-bromo-benzaldehyde

malononitrile
109-77-3

malononitrile

(trans-7,7a)-5-amino-7-(4-bromophenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

(trans-7,7a)-5-amino-7-(4-bromophenyl)-2-methyl-1,3-dioxo-2,3,7,7a-tetrahydro-tetrahydro-1H-pyrrolo[1,2-c]imidazole-6-carbonitrile

Conditions
ConditionsYield
With piperidine In water at 70℃; for 4h;80%
With piperidine In water at 70℃; diastereoselective reaction;80%
1-methylhydantoin
6843-45-4

1-methylhydantoin

5-iodoisatin
20780-76-1

5-iodoisatin

malononitrile
109-77-3

malononitrile

C15H10IN5O3

C15H10IN5O3

Conditions
ConditionsYield
With piperidine In water at 80℃; diastereoselective reaction;80%
1-methylhydantoin
6843-45-4

1-methylhydantoin

7-bromo-1 H-indole-3-carbaldehyde
115666-21-2

7-bromo-1 H-indole-3-carbaldehyde

5-((7-bromo-1H-indol-3-yl)methylene)-3-methylimidazolidine-2,4-dione

5-((7-bromo-1H-indol-3-yl)methylene)-3-methylimidazolidine-2,4-dione

Conditions
ConditionsYield
With piperidine at 110℃; for 6h; Sealed tube;73%
1-methylhydantoin
6843-45-4

1-methylhydantoin

Indole-3-carboxaldehyde
487-89-8

Indole-3-carboxaldehyde

5-(1H-Indol-3-ylmethylene)-3-methylimidazolidine-2,4-dione
200804-97-3

5-(1H-Indol-3-ylmethylene)-3-methylimidazolidine-2,4-dione

Conditions
ConditionsYield
In piperidine at 110℃; for 4h;71%
1-methylhydantoin
6843-45-4

1-methylhydantoin

4-(7-(cyclopropylamino)-3-formylpyrazolo[1,5-a]pyrimidin-5-ylamino)benzonitrile

4-(7-(cyclopropylamino)-3-formylpyrazolo[1,5-a]pyrimidin-5-ylamino)benzonitrile

(Z)-4-(7-(cyclopropylamino)-3-((1-methyl-2,5-dioxoimidazolidin-4-ylidene)methyl)pyrazolo[1,5-a]pyrimidin-5-ylamino)benzonitrile

(Z)-4-(7-(cyclopropylamino)-3-((1-methyl-2,5-dioxoimidazolidin-4-ylidene)methyl)pyrazolo[1,5-a]pyrimidin-5-ylamino)benzonitrile

Conditions
ConditionsYield
With piperidine In ethanol at 80℃; for 15h;68%
With piperidine In ethanol at 80℃; for 15h;68%
1-methylhydantoin
6843-45-4

1-methylhydantoin

2-chloro-benzaldehyde
89-98-5

2-chloro-benzaldehyde

5-[2-chlorophenyl(hydroxy)methyl]-3-methylimidazolidine-2,4-dione
947396-30-7

5-[2-chlorophenyl(hydroxy)methyl]-3-methylimidazolidine-2,4-dione

Conditions
ConditionsYield
With potassium acetate; acetic anhydride In acetic acid for 8h; Heating;67%
1-methylhydantoin
6843-45-4

1-methylhydantoin

tert-Butyldimethyl(prop-2-ynyloxy)silane
76782-82-6

tert-Butyldimethyl(prop-2-ynyloxy)silane

5-[3-(tert-butyl-dimethyl-silanyloxy)-prop-1-ynyl]-1-methyl-1,3-dihydro-imidazol-2-one
766549-73-9

5-[3-(tert-butyl-dimethyl-silanyloxy)-prop-1-ynyl]-1-methyl-1,3-dihydro-imidazol-2-one

Conditions
ConditionsYield
Stage #1: 1-methylhydantoin; tert-Butyldimethyl(prop-2-ynyloxy)silane With butyl magnesium bromide In tetrahydrofuran
Stage #2: With toluene-4-sulfonic acid In chloroform Further stages.;
62%

2,4-Imidazolidinedione, 3-methyl- Specification

The IUPAC name of 2,4-Imidazolidinedione, 3-methyl- is 3-methylimidazolidine-2,4-dione. With the CAS registry number 6843-45-4, it is also named as 3-Methylimidazolidine-2,4-dione. In addition, its molecular formula is C4H6N2O2 and molecular weight is 114.1026.

The other characteristics of 2,4-Imidazolidinedione, 3-methyl- can be summarized as: (1)# of Rule of 5 Violations: 0; (2)ACD/BCF (pH 5.5): 1; (3)ACD/BCF (pH 7.4): 1; (4)ACD/KOC (pH 5.5): 9.585; (5)ACD/KOC (pH 7.4): 9.184; (6)#H bond acceptors: 4; (7)#H bond donors: 1; (8)#Freely Rotating Bonds: 0; (9)XLogP3-AA: -0.9; (10)Rotatable Bond Count: 0; (11)Tautomer Count: 4; (12)Exact Mass: 114.042927; (13)MonoIsotopic Mass: 114.042927; (14)Topological Polar Surface Area: 49.4; (15)Heavy Atom Count: 8; (16)Complexity: 143; (17)Polar Surface Area: 49.41 Å2; (18)Index of Refraction: 1.491; (19)Molar Refractivity: 25.719 cm3; (20)Molar Volume: 88.799 cm3; (21)Polarizability: 10.196×10-24cm3; (22)Surface Tension: 41.558 dyne/cm; (23)Density: 1.285 g/cm3.

People can use the following data to convert to the molecule structure.
(1)SMILES: CN1C(=O)CNC1=O
(2)InChI: InChI=1/C4H6N2O2/c1-6-3(7)2-5-4(6)8/h2H2,1H3,(H,5,8)
(3)InChIKey: MZQQHYDUINOMDG-UHFFFAOYAU
(4)Std. InChI: InChI=1S/C4H6N2O2/c1-6-3(7)2-5-4(6)8/h2H2,1H3,(H,5,8)
(5)Std. InChIKey: MZQQHYDUINOMDG-UHFFFAOYSA-N

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