Fenuron supplier | CasNO.101-42-8

Name
FENURON
EINECS
CAS No. 101-42-8
Article Data109
CAS DataBase
Density 1.122g/cm³
Solubility 2.40g/L(25 oC)
Melting Point 131-133°
Formula C9H12 N2 O
Boiling Point 329.8°Cat760mmHg
Molecular Weight 164.207
Flash Point 153.3°C
Transport Information
Appearance
Safety Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.
Risk Codes 36/37-36-20/21/22-11
Molecular Structure
Hazard Symbols Xi,Xn,F
Synonyms Urea,1,1-dimethyl-3-phenyl- (8CI); 1,1-Dimethyl-3-phenylurea;1-Phenyl-3,3-dimethylurea; 3-Phenyl-1,1-dimethylurea; Amicure UR; Dibar; Dybar;Dyhard RU 300; Dyhard UR 300; Falisilvan; Fenuron; Fikure 62U;N,N-Dimethyl-N'-phenylurea; N-Phenyl-N',N'-dimethylurea; Omicure 94; Omicure U405; PUD
PSA 32.34000
LogP 1.85310

Synthetic route

: 62-53-3
aniline

: 79-44-7
N,N-Dimethylcarbamoyl chloride

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sodium carbonate; sodium iodide In hexane at 50℃; for 16h; pH=7;	97%
With pyridine; dmap In dichloromethane at 20℃; Sealed tube;	89%
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 2h;	89%

: 103-71-9
phenyl isocyanate

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
In water; toluene at 75℃; for 4h;	95%
In water; toluene for 4h; Heating;	95%
In toluene at 80℃; for 1h;	95%

: 15249-51-1
N,N-dimethylcarbamoyl bromide

: 62-53-3
aniline

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sodium carbonate In hexane at 50℃; for 6h; pH=5 - 6;	95%

: [{Ph2P(Se)NCH2CH2NPPh2(Se)}Ti(NMe2)2]

: 103-71-9
phenyl isocyanate

: 101-42-8
fenuron

Conditions

Conditions	Yield
Stage #1: [{Ph2P(Se)NCH2CH2NPPh2(Se)}Ti(NMe2)2]; phenyl isocyanate In toluene at 25℃; for 0.166667h; Schlenk technique; Inert atmosphere; Stage #2: With 2,6-diisopropylbenzenamine In toluene at 25℃; for 1h; Schlenk technique; Inert atmosphere;	95%

: 13279-22-6
1-(phenylaminocarbonyl)aziridine

: 124-40-3
dimethyl amine

A: 151-56-4
ethyleneimine

B: 101-42-8
fenuron

Conditions

Conditions	Yield
In ethanol at 18 - 25℃; for 168h;	A n/a B 94%

...Expand

: 77066-66-1
5-<(Dimethylamino)methylenamino>-5-(N',N'-dimethyl-N-phenylureido)-1,3-diphenyl-2,4-imidazolidindion

A: 101-42-8
fenuron

B: 6488-59-1
diphenylparabanic acid

C: 20353-92-8
N',N'-dimethyl-formamidin-hydrochlorid

Conditions

Conditions	Yield
With hydrogenchloride In ethanol for 0.166667h; Heating;	A 81% B 90% C 74%

...Expand

: 81106-50-5
N'-(2-Bromophenyl)-N,N-dimethylurea

: 101-42-8
fenuron

Conditions

Conditions	Yield
Stage #1: N'-(2-Bromophenyl)-N,N-dimethylurea With methyllithium at 0℃; Stage #2: With tert.-butyl lithium at 0℃; Stage #3: With ammonium chloride	90%
With water; methyllithium; tert.-butyl lithium 1.) THF, 0 deg C, 2.) THF, 0 deg C; Yield given; Multistep reaction;

: 506-59-2
N,N-dimethylammonium chloride

: 103-71-9
phenyl isocyanate

: 101-42-8
fenuron

Conditions

Conditions	Yield
With triethylamine In dichloromethane at 0 - 20℃;	89%
Stage #1: N,N-dimethylammonium chloride; phenyl isocyanate In dichloromethane for 0.333333h; Inert atmosphere; Stage #2: With triethylamine In dichloromethane at 20℃; for 16h;	89%
Stage #1: N,N-dimethylammonium chloride With triethylamine In dichloromethane at 0℃; for 0.166667h; Stage #2: phenyl isocyanate In dichloromethane at 20℃; for 16h;

: 2083-91-2
N,N-Dimethyltrimethylsilylamine

: 2603-10-3
N-phenyl methyl carbamate

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sulfuric acid In xylene for 3h; Heating;	87.8%

: 50-00-0
formaldehyd

: 107-97-1
sarcosine

: 103-71-9
phenyl isocyanate

: 101-42-8
fenuron

Conditions

Conditions	Yield
In benzine for 3.5h; Reflux;	87%

...Expand

: 64-17-5
ethanol

: 77066-66-1
5-<(Dimethylamino)methylenamino>-5-(N',N'-dimethyl-N-phenylureido)-1,3-diphenyl-2,4-imidazolidindion

A: 101-42-8
fenuron

B: 82146-44-9
5-<(Dimethylamino)methylenamino>-5-ethoxy-1,3-diphenyl-2,4-imidazolidindion

Conditions

Conditions	Yield
for 0.25h; Heating;	A 85% B 73%

...Expand

: 77066-66-1
5-<(Dimethylamino)methylenamino>-5-(N',N'-dimethyl-N-phenylureido)-1,3-diphenyl-2,4-imidazolidindion

A: 101-42-8
fenuron

B: 82146-44-9
5-<(Dimethylamino)methylenamino>-5-ethoxy-1,3-diphenyl-2,4-imidazolidindion

Conditions

Conditions	Yield
With ethanol for 0.25h; Heating; 1) EtOH/conc. HCl, 2) H2O;	A 85% B 73%

: 101-99-5
N-carboethoxyaniline

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
In 1,2-dichloro-benzene at 182℃; for 4h;	85%

: 506-59-2
N,N-dimethylammonium chloride

: 103-70-8
Formanilid

: 101-42-8
fenuron

Conditions

Conditions	Yield
With triethylamine In dichloromethane at 0 - 20℃;	85%

: 64-10-8
phenyl carbamate

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
In 1,2-dichloro-benzene at 150℃; for 1h;	82%

: 124-40-3
dimethyl amine

: 49622-07-3
chloromethyl N-phenylcarbamate

: 101-42-8
fenuron

Conditions

Conditions	Yield
In ethanol for 4h; Ambient temperature;	81%

: 57709-64-5
N1-(2-aminophenyl)-N2-phenylurea

: 1608-26-0
Hexamethylphosphorous triamide

: 101-42-8
fenuron

Conditions

Conditions	Yield
at 90℃; under 45 Torr; for 1h;	77%

: 591-50-4
iodobenzene

: 201230-82-2
carbon monoxide

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sodium azide In 1,4-dioxane at 60℃; under 760.051 Torr; for 12h;	77%

...Expand

: 201230-82-2
carbon monoxide

: 20732-26-7, 82959-02-2
lithium anilide

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
Stage #1: carbon monoxide; dimethyl amine With selenium; sulfur In tetrahydrofuran at 20℃; under 760 Torr; for 6h; Carbonylation; substitution; Stage #2: With methyl iodide In tetrahydrofuran at 20℃; Esterification; Stage #3: lithium anilide In tetrahydrofuran Substitution; Heating;	76%

...Expand

: 131471-74-4
1-(6-Methyl-2-benzothiazolyl)-4-phenylsemicarbazide

: 1608-26-0
Hexamethylphosphorous triamide

A: 101-42-8
fenuron

B: 131471-68-6
C14H24N6P2S

C: 124-40-3
dimethyl amine

Conditions

Conditions	Yield
at 125℃; under 130 Torr; for 1.5h;	A 75% B 10.5% C n/a

...Expand

: 124-40-3
dimethyl amine

: 102-07-8
bis(diphenyl)urea

: 101-42-8
fenuron

Conditions

Conditions	Yield
In toluene at 150 - 160℃; for 2h; Substitution;	75%

: 108-86-1
bromobenzene

: 201230-82-2
carbon monoxide

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sodium azide In 1,4-dioxane at 60℃; under 760.051 Torr; for 12h;	75%

...Expand

: 705-62-4
N,N-dimethyl-N'-phenylthiourea

: 101-42-8
fenuron

Conditions

Conditions	Yield
With sodium periodate for 0.833333h; Ambient temperature; further reagents;	72%

: 201230-82-2
carbon monoxide

: 98-95-3
nitrobenzene

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
With selenium; triethylamine In toluene at 150 - 160℃; for 1.5h;	50%

...Expand

: 880-84-2
5,6-Dihydro-3-phenyl-2H-1,3-thiazin-2,4(3H)-dion

: 124-40-3
dimethyl amine

: 101-42-8
fenuron

Conditions

Conditions	Yield
In ethanol for 48h;	46%

: 103-71-9
phenyl isocyanate

: 611-74-5
N,N-dimethylbenzamide

A: 520-03-6
N-phenylphthalimide

B: 101-42-8
fenuron

Conditions

Conditions	Yield
With decacarbonyldirhenium(0) In toluene at 180℃; for 24h;	A 34% B 27%

...Expand

: 103-83-3
N,N'-dimethylbenzylamine

: 97-94-9
triethyl borane

: 103-71-9
phenyl isocyanate

A: 2-(benzylmethylamino)-N-phenylacetamide

B: 101-99-5
N-carboethoxyaniline

C: 101-42-8
fenuron

D: 94533-51-4
(1RS,2SR)-N1,N1,N2,N2-tetramethyl-1,2-diphenylethane-1,2-diamine

Conditions

Conditions	Yield
With oxygen at 20℃; for 24h; Further byproducts.;	A 22% B 26% C 2% D 17%

...Expand

: 17166-16-4
phosphorous acid tetramethyldiamide methylester

: 131471-75-5
C14H11ClN4OS

A: 101-42-8
fenuron

B: 131471-66-4
C11H15ClN4O2P2S

C: 124-40-3
dimethyl amine

Conditions

Conditions	Yield
at 130 - 135℃; under 60 - 65 Torr;	A n/a B 24% C n/a

...Expand

: 17166-16-4
phosphorous acid tetramethyldiamide methylester

: 131471-74-4
1-(6-Methyl-2-benzothiazolyl)-4-phenylsemicarbazide

A: 101-42-8
fenuron

B: 131501-46-7
C12H18N4O2P2S

C: 124-40-3
dimethyl amine

Conditions

Conditions	Yield
at 130 - 135℃; under 60 - 65 Torr;	A n/a B 23% C n/a

...Expand

: 67-56-1
methanol

: 201230-82-2
carbon monoxide

: 101-42-8
fenuron

: 30932-67-3
methyl 2-(N,N-dimethylureido)-benzoate

Conditions

Conditions	Yield
With [Pd(OTs)2(MeCN)2]; toluene-4-sulfonic acid; p-benzoquinone In tetrahydrofuran at 18℃; under 760.051 Torr; regioselective reaction;	97%

...Expand

: 2009-97-4
ethyl 2-diazo-3-oxobutanoate

: 101-42-8
fenuron

: ethyl 1-(dimethylcarbamoyl)-2-methyl-1H-indole-3-carboxylate

Conditions

Conditions	Yield
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; acetic acid; silver(I) triflimide In 1,2-dichloro-ethane at 60℃; for 10h;	97%
With tris(acetonitrile)(η5-pentamethylcyclopentadienyl)rhodium(III) hexafluoroantimonate In 1,2-dichloro-ethane at 50℃; for 18h; Sealed tube; regioselective reaction;	88%

: 103-11-7
2-Ethylhexyl acrylate

: 101-42-8
fenuron

: C20H30N2O3

Conditions

Conditions	Yield
With tetrafluoroboric acid; palladium diacetate; p-benzoquinone In ethyl acetate at 20℃; for 24h; Sealed tube;	95%

: 637-69-4
4-Methoxystyrene

: 101-42-8
fenuron

: C27H32N2O3

Conditions

Conditions	Yield
With [(1,5-cyclooctadiene)(OH)iridium(I)]2; 1,1'-(1,2-phenylene)bis[1,1-bis(1-methylethyl)phosphine] In 1,4-dioxane at 70℃; for 20h; Inert atmosphere; Schlenk technique;	95%

: 67-56-1
methanol

: 101-42-8
fenuron

: 292638-85-8
acrylic acid methyl ester

: methyl (E)-3-(2-((methoxycarbonyl)amino)phenyl)acrylate

Conditions

Conditions	Yield
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver(I) acetate; toluene-4-sulfonic acid at 85℃; Catalytic behavior; Reagent/catalyst; Temperature; regioselective reaction;	95%

...Expand

: 101-42-8
fenuron

: 4-cyclohexyl-3-methylene-1-oxetan-2-one

: 3-cyclohexyl-2-(2-(3,3-dimethylureido)benzyl)acrylic acid

Conditions

Conditions	Yield
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; zinc diacetate In 2,2,2-trifluoroethanol at 60℃; for 24h; chemoselective reaction;	95%

: 101-42-8
fenuron

: 501-65-5
diphenyl acetylene

: N,N-dimethyl-2,3-diphenyl-1H-indole-1-carboxamide

Conditions

Conditions	Yield
With sodium dihydrogenphosphate; silver hexafluoroantimonate; carbonyl(pentamethylcyclopentadienyl)cobalt diiodide; oxygen; silver carbonate In 1,2-dichloro-ethane at 130℃; for 24h; Catalytic behavior; Reagent/catalyst; Temperature; Sealed tube;	94%
With silver hexafluoroantimonate; [CoCp*(CO)I2]; iron(II) acetate; silver(l) oxide In 1,2-dichloro-ethane at 120℃; for 12h; Inert atmosphere;	85%
Stage #1: fenuron; diphenyl acetylene With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; copper(II) acetate monohydrate In 1,2-dichloro-ethane at 20℃; for 0.166667h; Schlenk technique; Stage #2: In 1,2-dichloro-ethane at 100℃; for 12.1667h; Schlenk technique; Sealed tube;	80 mg

: 101-42-8
fenuron

: C9H14O2

: 2-(2-(3,3-dimethylureido)benzyl)oct-2-enoic acid

Conditions

Conditions	Yield
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; zinc diacetate In 2,2,2-trifluoroethanol at 60℃; for 24h; chemoselective reaction;	94%

: 101-42-8
fenuron

: N'-Phenyl-N-[(2)H1]metyl-N-methylurea

Conditions

Conditions	Yield
Stage #1: fenuron With tert.-butyl lithium In tetrahydrofuran; pentane at -20℃; for 1h; Metallation; Stage #2: With water-d2 In tetrahydrofuran; pentane at -20℃; for 2h; Deuterolysis;	92%

: 101-42-8
fenuron

: 108-88-3
toluene

: 1213826-62-0
C16H18N2O

Conditions

Conditions	Yield
With sodium persulfate; trifluorormethanesulfonic acid; palladium diacetate; N,N-dimethyl-formamide In neat (no solvent) for 1h; Milling; regioselective reaction;	92%

: 101-42-8
fenuron

: 1679-18-1
4-Chlorophenylboronic acid

: 1407494-08-9
N,N-dimethyl-N'-(2-(4-chlorophenyl)phenyl)urea

Conditions

Conditions	Yield
With tetrakis(acetonitrile)palladium(II) bis(tetrafluoroborate); p-benzoquinone In ethyl acetate at 20℃; for 20h; Suzuki-Miyaura Coupling; Sealed tube;	91%

: 67-56-1
methanol

: 141-32-2
acrylic acid n-butyl ester

: 101-42-8
fenuron

: (E)-butyl 3-(2-(methoxycarbonylamino)phenyl)acrylate

Conditions

Conditions	Yield
With dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; silver(I) acetate; toluene-4-sulfonic acid at 85℃; regioselective reaction;	91%

...Expand

: 141-32-2
acrylic acid n-butyl ester

: 101-42-8
fenuron

: 1182602-48-7
butyl (E)-3-(2-(3,3-dimethylureido)phenyl)acrylate

Conditions

Conditions	Yield
With palladium diacetate; toluene-4-sulfonic acid; p-benzoquinone In acetone at 20℃; for 24h; oxidative Heck (Fujiwari-Moritani) reaction; Inert atmosphere; regioselective reaction;	90%

: 24762-04-7
2-Diazo-3-oxo-butyric acid methyl ester

: 101-42-8
fenuron

: methyl 1-(dimethylcarbamoyl)-2-methyl-1H-indole-3-carboxylate

Conditions

Conditions	Yield
With tris(acetonitrile)(η5-pentamethylcyclopentadienyl)rhodium(III) hexafluoroantimonate In 1,2-dichloro-ethane at 50℃; for 18h; Catalytic behavior; Reagent/catalyst; Solvent; Temperature; Time; Sealed tube; regioselective reaction;	89%

: 101-42-8
fenuron

: 105940-00-9
methyl 2-diazo-4-methoxy-3-oxobutanoate

: methyl 1-(dimethylcarbamoyl)-2-(methoxymethyl)-1H-indole-3-carboxylate

Conditions

Conditions	Yield
With tris(acetonitrile)(η5-pentamethylcyclopentadienyl)rhodium(III) hexafluoroantimonate In 1,2-dichloro-ethane at 50℃; for 18h; Sealed tube; regioselective reaction;	89%

: 101-42-8
fenuron

: 117203-18-6
4-(1-methylethyl)-3-methylene-1-oxetane-2-one

: 2-(2-(3,3-dimethylureido)benzyl)-4-methylpent-2-enoic acid

Conditions

Conditions	Yield
With silver hexafluoroantimonate; dichloro(pentamethylcyclopentadienyl)rhodium (III) dimer; zinc diacetate In 2,2,2-trifluoroethanol at 60℃; for 24h; chemoselective reaction;	88%

: 101-42-8
fenuron

: 3375-31-3
palladium diacetate

: 104-15-4
toluene-4-sulfonic acid

: di-μ-tosyloxy-bis(3,3-dimethylureido-phenyl-2C,O)dipalladium(II)

Conditions

Conditions	Yield
In 1,4-dioxane at 20℃; for 10h;	87%

...Expand

: 101-42-8
fenuron

: 90965-06-3
dimethyl 1-(1-diazo-2-oxopropyl)phosphonate

: dimethyl [1-(dimethylcarbamoyl)-2-methyl-1H-indol-3-yl]phosphonate

Conditions

Conditions	Yield
With tris(acetonitrile)(η5-pentamethylcyclopentadienyl)rhodium(III) hexafluoroantimonate In 1,2-dichloro-ethane at 50℃; for 18h; Sealed tube; regioselective reaction;	87%
With bis[dichloro(pentamethylcyclopentadienyl)iridium(III)]; acetic acid; silver(I) triflimide In 1,2-dichloro-ethane at 60℃; for 10h;	59%

: 101-42-8
fenuron

: 104034-82-4
methyl 2-diazo-3-oxo-pentanoate

: methyl 1-(dimethylcarbamoyl)-2-ethyl-1H-indole-3-carboxylate

Conditions

Conditions	Yield
With tris(acetonitrile)(η5-pentamethylcyclopentadienyl)rhodium(III) hexafluoroantimonate In 1,2-dichloro-ethane at 50℃; for 18h; Sealed tube; regioselective reaction;	87%

: 101-42-8
fenuron

: 105363-72-2
N'',N'''-Diphenyl-N,N,N',N'-tetramethylformamimidic acid anhydride

Conditions

Conditions	Yield
With trichlorophosphate for 24h; Heating;	86%

Fenuron Chemical Properties

Chemical Name: Fenuron
IUPAC NAME: Fenuron
CAS No.: 101-42-8
EINECS: 202-941-4
RTECS: YT1450000
Molecular Formula: C₉H₁₂N₂O
Molecular Weight: 164.2 g/mol
Density: 1.122 g/cm³
Flash Point: 153.3 °C
Boiling Point: 329.8 °C at 760 mmHg
Storage temp.: APPROX 4°C
Following is the structure of Fenuron (CAS No.101-42-8):

The chemical synonymous of Fenuron (CAS No.101-42-8) are PDU ; PDU(R) ; Fenuron ; Kayron ; Fenidin ; Fenuron ; Dybar(R) ; Dyhard(R) Ur 300

Fenuron Toxicity Data With Reference

1.	dni-mus-orl 500 mg/kg	MUREAV Mutation Research. 58 (1978),353.
2.	orl-rat LD50:6400 mg/kg	FMCHA2 Farm Chemicals Handbook .(Meister Publishing,Willoughy, OH.: )1980,D137.
3.	orl-mus LD50:4700 mg/kg	GISAAA Gigiena i Sanitariya. 47 (3)(1982),82.
4.	orl-rbt LD50:4700 mg/kg	GISAAA Gigiena i Sanitariya. 47 (3)(1982),82.
5.	orl-gpg LD50:3200 mg/kg	GISAAA Gigiena i Sanitariya. 40 (10)(1975),22.

Fenuron Consensus Reports

Reported in EPA TSCA Inventory.

Fenuron Safety Profile

Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.
Hazard Codes: Harmful Xn F Irritant Xi
sk Statements about Fenuron (CAS No.101-42-8):
R11:Highly flammable.
R36:Irritating to eyes.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
R36/37:Irritating to eyes and respiratory system.
Safety Statements about Fenuron (CAS No.101-42-8):
S16:Keep away from sources of ignition.
S24:Avoid contact with skin.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.

Product Name

FENURON

Synthetic route

Fenuron Chemical Properties

Fenuron Toxicity Data With Reference

Fenuron Consensus Reports

Fenuron Safety Profile

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