Product Name

  • Name

    2-Amino-4,6-dimethoxypyrimidine

  • EINECS 252-969-6
  • CAS No. 36315-01-2
  • Article Data45
  • CAS DataBase
  • Density 1.229 g/cm3
  • Solubility
  • Melting Point 94-96 °C(lit.)
  • Formula C6H9N3O2
  • Boiling Point 356.4 °C at 760 mmHg
  • Molecular Weight 155.156
  • Flash Point 169.4 °C
  • Transport Information
  • Appearance crystalline powder
  • Safety 26-36/37/39
  • Risk Codes 36/37/38
  • Molecular Structure Molecular Structure of 36315-01-2 (2-Amino-4,6-dimethoxypyrimidine)
  • Hazard Symbols IrritantXi
  • Synonyms 4,6-Dimethoxypyrimidin-2-amine;2-Amino-4,6-dimethoxypyridine;2-Amino-4,6-methoxy pyrimidine;4,6-Dimethoxy-pyrimidin-2-ylamine;2-amino-4,6-dimethoxy pyrimidine(ADMP);
  • PSA 70.26000
  • LogP 0.65720

Synthetic route

N-benzyl-2-amino-4,6-dimethoxypyrimidine

N-benzyl-2-amino-4,6-dimethoxypyrimidine

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With methanol; palladium(II) hydroxide at 20℃; for 48h;98%
With hydrogen; palladium(II) hydroxide In methanol at 20℃; under 760.051 Torr; for 48h;98%
2-chloro-4,6-dimethoxypyrimidine
13223-25-1

2-chloro-4,6-dimethoxypyrimidine

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With ammonia In tetrahydrofuran; water at 100 - 110℃; for 4h; Solvent; Autoclave; Large scale;96.3%
With dicyclohexyl(2',4',6'-triisopropyl-5-methoxy-3,4,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; C50H70NO4PPdS; C50H70NO4PPdS; dicyclohexyl(2',4',6'-triisopropyl-4-methoxy-3,5,6-trimethyl-[1,1'-biphenyl]-2-yl)phosphine; ammonia; sodium t-butanolate In 1,4-dioxane at 50℃; for 24h; Reagent/catalyst; Inert atmosphere;80%
Multi-step reaction with 2 steps
1: potassium carbonate / 1,4-dioxane / 96 h / Reflux
2: methanol; palladium(II) hydroxide / 48 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: potassium carbonate / 1,4-dioxane / 96 h / Reflux
2: hydrogen; palladium(II) hydroxide / methanol / 48 h / 20 °C / 760.05 Torr
View Scheme
3-amino-3-methoxy-N-nitrile-2-propionamidine

3-amino-3-methoxy-N-nitrile-2-propionamidine

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
Stage #1: 3-amino-3-methoxy-N-nitrile-2-propionamidine With acetic acid In toluene at 150℃; for 3h; Industrial scale;
Stage #2: In toluene Reagent/catalyst; Temperature; Industrial scale;
96%
With acetic acid at 120 - 130℃; for 4h; Reagent/catalyst; Large scale;95.47%
In toluene at 100℃; for 5h;82.06%
C9H13N3O2

C9H13N3O2

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With hydrogenchloride In water at 40 - 45℃; for 4h; Temperature;91.3%
methanol
67-56-1

methanol

2-Amino-4,6-dichloropyrimidine
56-05-3

2-Amino-4,6-dichloropyrimidine

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
Stage #1: methanol With sodium hydride In tetrahydrofuran for 0.25h; Inert atmosphere;
Stage #2: 2-Amino-4,6-dichloropyrimidine In tetrahydrofuran for 15h; Inert atmosphere;
91%
With sodium for 13h; Reflux;85%
With sodium at 20℃; for 85h; Reflux;85%
With sodium
C10H15N3O2

C10H15N3O2

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With hydrogenchloride In water at 60 - 65℃; for 3h;90.6%
potassium bicarbonate

potassium bicarbonate

CYANAMID
420-04-2

CYANAMID

dimethyl 1,3-propanediimidate dihydrochloride
71160-05-9

dimethyl 1,3-propanediimidate dihydrochloride

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In water; toluene90%
methyl 3-amino-3-methoxy-N-nitrile-2-propionamidine

methyl 3-amino-3-methoxy-N-nitrile-2-propionamidine

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
Stage #1: methyl 3-amino-3-methoxy-N-nitrile-2-propionamidine With zinc(II) chloride In toluene at 65℃; for 3h;
Stage #2: With hydrogenchloride In toluene at 20℃; for 2h; Solvent; Reagent/catalyst; Temperature;
90%
at 105℃; for 7h; Temperature;80%
In methanol for 6h; Solvent; Reflux;125g
potassium bicarbonate

potassium bicarbonate

CYANAMID
420-04-2

CYANAMID

dimethyl 1,3-propanediimidate dihydrochloride
71160-05-9

dimethyl 1,3-propanediimidate dihydrochloride

4-methyl-2-pentanone
108-10-1

4-methyl-2-pentanone

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In water89.8%
potassium bicarbonate

potassium bicarbonate

dimethyl 1,3-propanediimidate dihydrochloride
71160-05-9

dimethyl 1,3-propanediimidate dihydrochloride

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In water; toluene89.3%
2-aminopyrimidine-4,6-diol
56-09-7

2-aminopyrimidine-4,6-diol

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In methanol; diethyl ether at 20℃; for 24h;86%
In methanol; diethyl ether at 20℃; for 24h;86%
2-Amino-4,6-dichloropyrimidine
56-05-3

2-Amino-4,6-dichloropyrimidine

sodium methylate
124-41-4

sodium methylate

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With methanol
With methanol; xylene
In methanol at 20℃; Substitution;
azimsulfuron

azimsulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide

1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide

Conditions
ConditionsYield
With sodium hydroxide at 50℃; Rate constant; Thermodynamic data; effect of acidic conditions (pH 1.4-5.6); effect of temperatures(40-50 deg C); ΔH*; ΔS*; effect of ionic strength on alkaline hydrolysis of title comp.;
With iron oxide; water at 25℃; pH=4.8; Kinetics; Further Variations:; Reagents;
methyl 2-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-6-(trifluoromethyl)-3-pyridinecarboxylate monosodium salt
144740-54-5

methyl 2-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-6-(trifluoromethyl)-3-pyridinecarboxylate monosodium salt

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

methyl 2-(aminosulfonyl)-6-(trifluoromethyl)-3-pyridinecarboxylate
144740-59-0

methyl 2-(aminosulfonyl)-6-(trifluoromethyl)-3-pyridinecarboxylate

C

1-(4,6-dimethoxy-2-pyrimidinyl)-7-(trifluoromethyl)pyrido [2,3-d]pyrimidine-2,4(1H,3H)-dione

1-(4,6-dimethoxy-2-pyrimidinyl)-7-(trifluoromethyl)pyrido [2,3-d]pyrimidine-2,4(1H,3H)-dione

D

methyl 2-[(aminocarbonyl)(4,6-dimethoxy-2-pyrimidinyl)amino]-6-trifluoromethyl-3-pyridinecarboxylate

methyl 2-[(aminocarbonyl)(4,6-dimethoxy-2-pyrimidinyl)amino]-6-trifluoromethyl-3-pyridinecarboxylate

Conditions
ConditionsYield
With acetate buffer at 20℃; for 720h; pH=5; Product distribution; Kinetics; Further Variations:; Temperatures; Hydrolysis; rearrangement;
methanol
67-56-1

methanol

nicosulfuron
111991-09-4

nicosulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

[[3-[(Dimethylamino)carbonyl]-2-pyridinyl]sulfonyl]carbamic acid methyl ester

[[3-[(Dimethylamino)carbonyl]-2-pyridinyl]sulfonyl]carbamic acid methyl ester

Conditions
ConditionsYield
at 30℃; Kinetics;
ethanol
64-17-5

ethanol

nicosulfuron
111991-09-4

nicosulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

[3-(N,N-dimethylcarbamoyl)-2-pyridyl]sulfonylcarbamate ethyl ester

[3-(N,N-dimethylcarbamoyl)-2-pyridyl]sulfonylcarbamate ethyl ester

Conditions
ConditionsYield
at 30℃; Kinetics;
nicosulfuron
111991-09-4

nicosulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide
112006-75-4

N,N-dimethyl-2-(aminosulfonyl)-3-pyridinecarboxamide

Conditions
ConditionsYield
With disodium hydrogenphosphate; citric acid at 30℃; pH=4; Kinetics; Further Variations:; pH-values;
dimethyl carboximidate

dimethyl carboximidate

dimethyl 1,3-propanediimidate
51534-05-5

dimethyl 1,3-propanediimidate

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With potassium carbonate In acetonitrile
aqueous cyanamide

aqueous cyanamide

methyl 3-amino-3-methoxy-N-cyano-2-propeneimidate

methyl 3-amino-3-methoxy-N-cyano-2-propeneimidate

dimethyl 1,3-propanediimidate dihydrochloride
71160-05-9

dimethyl 1,3-propanediimidate dihydrochloride

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With sodium hydroxide In 5,5-dimethyl-1,3-cyclohexadiene; dichloromethane; water
methyl 3-amino-3-methoxy-N-cyano-2-propeneimidate

methyl 3-amino-3-methoxy-N-cyano-2-propeneimidate

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In toluene
azimsulfuron

azimsulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

6-amino-5-[(4,6-dimethoxypyrimidin-2-yl)methylamino]-1,5,6,8-tetrahydro-7-oxa-8λ6-tia-1,2,5,6-tetraaza-azulen-4-one
947599-43-1

6-amino-5-[(4,6-dimethoxypyrimidin-2-yl)methylamino]-1,5,6,8-tetrahydro-7-oxa-8λ6-tia-1,2,5,6-tetraaza-azulen-4-one

C

N-(4,6-dimethoxy-2-pyrimidinyl)urea

N-(4,6-dimethoxy-2-pyrimidinyl)urea

Conditions
ConditionsYield
In water; acetonitrile for 24h; Irradiation;
azimsulfuron

azimsulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

N-[[(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)amino]carbonyl]-1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide
947599-44-2

N-[[(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)amino]carbonyl]-1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide

C

1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide

1-methyl-4-(2-methyl-2H-tetrazole-5-yl)-1H-pyrazole-5-sulfonamide

Conditions
ConditionsYield
With iron(III) oxide In water Irradiation;
2-aminopyrimidine-4,6-diol
56-09-7

2-aminopyrimidine-4,6-diol

carbonic acid dimethyl ester
616-38-6

carbonic acid dimethyl ester

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
With tetrabutylammomium bromide; potassium carbonate In N,N-dimethyl-formamide at 150℃; Temperature; Time; Reagent/catalyst; Concentration;
amidosulfuron
120923-37-7

amidosulfuron

A

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

B

(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl-N-methylsulfamic acid

(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl-N-methylsulfamic acid

C

(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamic acid

(5-hydroxy-4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamic acid

D

(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamic acid

(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamic acid

E

1-(4-hydroxy-6-methoxypyrimidin-2-yl)-3-[methyl(methylsulfonyl)sulfamoyl]urea

1-(4-hydroxy-6-methoxypyrimidin-2-yl)-3-[methyl(methylsulfonyl)sulfamoyl]urea

F

1-(5-hydroxy-4,6-dimethoxy-pyrimidin-2-yl)-3-[methyl(methylsulfonyl)sulfamoyl]urea

1-(5-hydroxy-4,6-dimethoxy-pyrimidin-2-yl)-3-[methyl(methylsulfonyl)sulfamoyl]urea

G

N-(4,6-dimethoxy-2-pyrimidinyl)urea

N-(4,6-dimethoxy-2-pyrimidinyl)urea

Conditions
ConditionsYield
In water at 30℃; Irradiation;
C6H11N3O2S

C6H11N3O2S

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Conditions
ConditionsYield
In 5,5-dimethyl-1,3-cyclohexadiene at 110 - 120℃; for 0.5h; Solvent; Temperature;285 g
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

C11H13N3O7S

C11H13N3O7S

N, N-dimethyl-2-(N-(N-(4,6-dimethoxypyrimidin-2-yl)-aminocarbonyl)-aminosulfonyl)-4-nitrobenzamide

N, N-dimethyl-2-(N-(N-(4,6-dimethoxypyrimidin-2-yl)-aminocarbonyl)-aminosulfonyl)-4-nitrobenzamide

Conditions
ConditionsYield
In toluene Reflux;98.4%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

[3-(N,N-dimethylcarbamoyl)-2-pyridyl]sulfonylcarbamate ethyl ester

[3-(N,N-dimethylcarbamoyl)-2-pyridyl]sulfonylcarbamate ethyl ester

nicosulfuron
111991-09-4

nicosulfuron

Conditions
ConditionsYield
With calcium chloride In toluene Autoclave; Heating; Large scale;98.4%
With tetrabutyl phosphonium bromide In acetonitrile at 60 - 100℃; for 5h; Reagent/catalyst;97.13%
In toluene for 0.5h; Reflux;75.6%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

ethyl (N-methylsulfonyl-N-methylamino)sulfonylcarbamate

ethyl (N-methylsulfonyl-N-methylamino)sulfonylcarbamate

amidosulfuron
120923-37-7

amidosulfuron

Conditions
ConditionsYield
In chlorobenzene97.2%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

2-bromoanisole
578-57-4

2-bromoanisole

4,6-dimethoxy-2-[(2-methoxyphenyl)amino]pyrimidine
1627898-11-6

4,6-dimethoxy-2-[(2-methoxyphenyl)amino]pyrimidine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 95℃; Buchwald-Hartwig Coupling; Schlenk technique; Inert atmosphere;97%
2-ethoxyphenyl N-(2-ethoxyphenoxysulfonyl)carbamate

2-ethoxyphenyl N-(2-ethoxyphenoxysulfonyl)carbamate

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

A

2-Ethoxyphenol
94-71-3

2-Ethoxyphenol

B

ethoxysulfuron
126801-58-9

ethoxysulfuron

Conditions
ConditionsYield
In tolueneA n/a
B 96.4%
bromobenzene
108-86-1

bromobenzene

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

4,6-dimethoxy-N-phenylpyrimidin-2-ylamine

4,6-dimethoxy-N-phenylpyrimidin-2-ylamine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 95℃; Reagent/catalyst; Solvent; Buchwald-Hartwig Coupling; Schlenk technique; Inert atmosphere;96%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

phenyl N-{[3-(dimethylcarbamoyl)pyridin-2-yl]sulfonyl}carbamate

phenyl N-{[3-(dimethylcarbamoyl)pyridin-2-yl]sulfonyl}carbamate

nicosulfuron
111991-09-4

nicosulfuron

Conditions
ConditionsYield
In dichloromethane at 40℃; for 5h; Temperature; Large scale;95.47%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

N-[(N'-methyl-N'-methylsulfonyl-aminosulfonyl)-aminocarbonyl]-morpholine
144851-58-1

N-[(N'-methyl-N'-methylsulfonyl-aminosulfonyl)-aminocarbonyl]-morpholine

amidosulfuron
120923-37-7

amidosulfuron

Conditions
ConditionsYield
In toluene95%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

p-methoxybenzyl chloride
824-94-2

p-methoxybenzyl chloride

4,6-dimethoxy-N,N-bis(4-methoxybenzyl)pyrimidin-2-amine
1268273-15-9

4,6-dimethoxy-N,N-bis(4-methoxybenzyl)pyrimidin-2-amine

Conditions
ConditionsYield
Stage #1: 4,6-dimethoxy-2-aminopyrimidine With sodium hydride In N,N-dimethyl-formamide at 0 - 20℃; Inert atmosphere;
Stage #2: p-methoxybenzyl chloride In N,N-dimethyl-formamide at 20℃;
95%
Stage #1: 4,6-dimethoxy-2-aminopyrimidine With sodium hydride In N,N-dimethyl-formamide; mineral oil at 20℃; for 0.166667h; Inert atmosphere;
Stage #2: p-methoxybenzyl chloride In N,N-dimethyl-formamide; mineral oil at 20℃; Inert atmosphere;
95%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

1,3-dibromobenzene
108-36-1

1,3-dibromobenzene

2-[(3-bromophenyl)amino]-4,6-dimethoxypyrimidine
1627898-13-8

2-[(3-bromophenyl)amino]-4,6-dimethoxypyrimidine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 95℃; Buchwald-Hartwig Coupling; Schlenk technique; Inert atmosphere;94%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

C10H8INO6S

C10H8INO6S

sodium ((4,6-dimethoxypyrimidin-2-yl)carbamoyl)((2-((2-iodoethoxy)carbonyl)phenoxy)sulfonyl)amide

sodium ((4,6-dimethoxypyrimidin-2-yl)carbamoyl)((2-((2-iodoethoxy)carbonyl)phenoxy)sulfonyl)amide

Conditions
ConditionsYield
Stage #1: 4,6-dimethoxy-2-aminopyrimidine; C10H8INO6S In acetonitrile at 20℃; for 24h;
Stage #2: With sodium hydrogencarbonate
94%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

mercaptoacetic acid
68-11-1

mercaptoacetic acid

4-cyanobenzaldehyde
105-07-7

4-cyanobenzaldehyde

4-(3-(4,6-dimethoxypyrimidin-2-yl)-4-oxothiazolidin-2-yl)benzonitrile
1610829-11-2

4-(3-(4,6-dimethoxypyrimidin-2-yl)-4-oxothiazolidin-2-yl)benzonitrile

Conditions
ConditionsYield
In toluene Reflux; Dean-Stark;93.1%
1-[(N-methylsulfonyl-N-methylamino)-sulfonyl]-3-(N-methylsulfonyl-N-methylamino)urea

1-[(N-methylsulfonyl-N-methylamino)-sulfonyl]-3-(N-methylsulfonyl-N-methylamino)urea

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

A

N-methylmethane sulphonamide
1184-85-6

N-methylmethane sulphonamide

B

amidosulfuron
120923-37-7

amidosulfuron

Conditions
ConditionsYield
In chlorobenzeneA n/a
B 92.7%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

sodium isocyanate
917-61-3

sodium isocyanate

2-sulfonyl chloride-N,N-dimethylnicotinamide
112006-58-3

2-sulfonyl chloride-N,N-dimethylnicotinamide

nicosulfuron
111991-09-4

nicosulfuron

Conditions
ConditionsYield
Stage #1: sodium isocyanate; 2-sulfonyl chloride-N,N-dimethylnicotinamide With triethylamine In acetonitrile at 25℃; for 5h;
Stage #2: 4,6-dimethoxy-2-aminopyrimidine In acetonitrile at 0 - 40℃; for 1h; Temperature;
92.1%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

3-Isocyanatosulfonyl-1-methyl-1H-indole-2-carboxylic acid methyl ester

3-Isocyanatosulfonyl-1-methyl-1H-indole-2-carboxylic acid methyl ester

3-[[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl]-1-methyl-1H-indole-2-carboxylic acid, methyl ester

3-[[(4,6-dimethoxypyrimidin-2-yl)aminocarbonyl]aminosulfonyl]-1-methyl-1H-indole-2-carboxylic acid, methyl ester

Conditions
ConditionsYield
With 1,4-diaza-bicyclo[2.2.2]octane In benzene for 4h; Heating;92%
methyl 3-chloro-1-methyl-4-(5-methyl-5,6-dihydro-1,4,2-dioxazine-3-yl)-1H-pyrazole-5-ylsulfonylcarbamate

methyl 3-chloro-1-methyl-4-(5-methyl-5,6-dihydro-1,4,2-dioxazine-3-yl)-1H-pyrazole-5-ylsulfonylcarbamate

4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

1-{3-chloro-1-methyl-4-[5,6-dihydro-5-methyl-1,4,2-dioxazin-3-yl]pyrazol-5-ylsulfonyl}-3-(4,6-dimethoxypyrimidin-2-yl)urea

1-{3-chloro-1-methyl-4-[5,6-dihydro-5-methyl-1,4,2-dioxazin-3-yl]pyrazol-5-ylsulfonyl}-3-(4,6-dimethoxypyrimidin-2-yl)urea

Conditions
ConditionsYield
In n-heptane; o-xylene at 90℃; under 337.534 Torr; for 12h;91.9%
In toluene for 4h; Product distribution / selectivity; Heating / reflux;
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

Ethoxycarbonyl isothiocyanate
16182-04-0

Ethoxycarbonyl isothiocyanate

5,7-dimethoxy-[1,2,4]-triazolo-[1,5-a]-pyrimidin-2-amine
13223-43-3

5,7-dimethoxy-[1,2,4]-triazolo-[1,5-a]-pyrimidin-2-amine

Conditions
ConditionsYield
Stage #1: 4,6-dimethoxy-2-aminopyrimidine; Ethoxycarbonyl isothiocyanate In ethyl acetate at 78℃; for 5.33333h; Heating / reflux;
Stage #2: With hydroxyammonium sulfate In water; ethyl acetate at 71℃; Heating / reflux;
Stage #3: With sodium carbonate In water; ethyl acetate at 71℃; for 7h; pH=6.5 - 7.0; Heating / reflux;
91.1%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

3-methoxyphenyl bromide
2398-37-0

3-methoxyphenyl bromide

4,6-dimethoxy-2-[(3-methoxyphenyl)amino]pyrimidine
1627898-10-5

4,6-dimethoxy-2-[(3-methoxyphenyl)amino]pyrimidine

Conditions
ConditionsYield
With tris-(dibenzylideneacetone)dipalladium(0); 4,5-bis(diphenylphos4,5-bis(diphenylphosphino)-9,9-dimethylxanthenephino)-9,9-dimethylxanthene; sodium t-butanolate In toluene at 95℃; Buchwald-Hartwig Coupling; Schlenk technique; Inert atmosphere;91%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

2,6-difluorobenzaldehyde
437-81-0

2,6-difluorobenzaldehyde

mercaptoacetic acid
68-11-1

mercaptoacetic acid

2-(2,6-difluorophenyl)-3-(4,6-dimethoxypyrimidin-2-yl)thiazolidin-4-one
1610829-33-8

2-(2,6-difluorophenyl)-3-(4,6-dimethoxypyrimidin-2-yl)thiazolidin-4-one

Conditions
ConditionsYield
In toluene Reflux; Dean-Stark;90.2%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

C15H19NO6S

C15H19NO6S

methyl (E)-3-(3-(N-((4,6-dimethoxypyrimidin-2-yl)carbamoyl)sulfamoyl)-4-methylphenyl)-2-methylacrylate

methyl (E)-3-(3-(N-((4,6-dimethoxypyrimidin-2-yl)carbamoyl)sulfamoyl)-4-methylphenyl)-2-methylacrylate

Conditions
ConditionsYield
In ethanol; toluene Reflux;90.1%
4,6-dimethoxy-2-aminopyrimidine
36315-01-2

4,6-dimethoxy-2-aminopyrimidine

carbon monoxide
201230-82-2

carbon monoxide

3-trifluoromethylnitrobenzene
98-46-4

3-trifluoromethylnitrobenzene

N-(3-trifluoromethylphenyl)-N'-(4,6-dimethoxy-2-pyrimidyl)urea

N-(3-trifluoromethylphenyl)-N'-(4,6-dimethoxy-2-pyrimidyl)urea

Conditions
ConditionsYield
With triethylamine; selenium(IV) oxide In toluene at 140 - 150℃; under 22501.8 Torr; for 4h;89.8%

2-Amino-4,6-dimethoxypyrimidine Specification

The 2-Amino-4,6-dimethoxypyrimidine with the cas number 36315-01-2, is also called (4,6-Dimethoxypyrimidin-2-amine named by IUPAC. 2-Amino-4,6-dimethoxypyrimidine belongs to the following product categories: (1)Pyridines ; (2)Pyrimidines ; (3)Purines and Pteredines; (4)Pyrimidine; (5)Amines; (6)Pyrimidines; (7)Building Blocks; (8)Heterocyclic Building Blocks.

Properties of 2-Amino-4,6-dimethoxypyrimidine: (1)H bond acceptors:  5  ; (2)H bond donors:  2  ; (3)Freely Rotating Bonds:  2 ; (4)Polar Surface Area:  47.48 Å  ; (5)Index of Refraction:  1.547  ; (6)Molar Refractivity:  40.02 cm3  ; (7)Molar Volume:  126.1 cm3  ; (8)Polarizability:  15.86× 10-24cm3  ; (9)Surface Tension:  49.5 dyne/cm  ; (10)Density:  1.229 g/cm3  ; (11)Flash Point:  169.4 °C  ; (12)Enthalpy of Vaporization:  60.17 kJ/mol  ; (13)Boiling Point:  356.4 °C at 760 mmHg  ; (14)Vapour Pressure:  2.92E-05 mmHg at 25°C 

Uses of 2-Amino-4,6-dimethoxypyrimidine: This product is a kind of important  pesticide intermediates for synthesis of sulfonylurea pesticide, such as bensulfuron methyl , Nicosulfuron , cyclosulfamuron , Ethoxysulfuron , Rimsulfuron , Azimsulfuron and so on.

Preparation of 2-Amino-4,6-dimethoxypyrimidine: (1)It is mainly produced by raw materials such as propylene nitriles, methanol, cyanamide. (2) Reaction of N,N-Dimethylaniline, with 2-Amino-4,6-dihydroxypyrimidine and phosphorus oxychloride  to produce 2-Amino-4,6-dichloropyrimidine. Then react with sodium methoxide to obtain 2-Amino-4,6-dimethoxypyrimidine.

When you are using this chemical, please be cautious about it as the following:
Firstly, 2-Amino-4,6-dimethoxypyrimidine is irritating not only to eyes, respiratory system but also is irritating to skin. When using it, please wear suitable protective clothing, gloves and eye/face protection. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure :
1. SMILES: O(c1nc(nc(OC)c1)N)C
2. InChI: InChI=1/C6H9N3O2/c1-10-4-3-5(11-2)9-6(7)8-4/h3H,1-2H3,(H2,7,8,9)

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