Product Name

  • Name

    4-(3'-Methylphenyl)amino-3-pyridinesulfonamide

  • EINECS 615-805-8
  • CAS No. 72811-73-5
  • Article Data5
  • CAS DataBase
  • Density 1.357 g/cm3
  • Solubility
  • Melting Point 162-164oC
  • Formula C12H13N3O2S
  • Boiling Point 475.8 °C at 760 mmHg
  • Molecular Weight 263.32
  • Flash Point 241.5 °C
  • Transport Information
  • Appearance
  • Safety 26
  • Risk Codes 36
  • Molecular Structure Molecular Structure of 72811-73-5 (4-(3'-Methylphenyl)amino-3-pyridinesulfonamide)
  • Hazard Symbols Xi
  • Synonyms 3-Sulfonamido-4-(3-methylanilino)pyridine;BM 960102;4-(3-methylphenyl)amino-3-pyridine sulfonamide;
  • PSA 93.46000
  • LogP 3.63510

Synthetic route

4-chloropyridine-3-sulphonamide
33263-43-3

4-chloropyridine-3-sulphonamide

1-amino-3-methylbenzene
108-44-1

1-amino-3-methylbenzene

3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Conditions
ConditionsYield
In methanol at 39.85℃; for 3h;96.5%
In propan-1-ol for 5h; Heating;
In water at 80 - 90℃; for 1 - 1.5h; Product distribution / selectivity;
Stage #1: 4-chloropyridine-3-sulphonamide; 1-amino-3-methylbenzene In water for 0.5h; Heating / reflux;
Stage #2: With sodium hydroxide In water at 20 - 35℃;
Stage #3: With sulfuric acid In water Product distribution / selectivity;
4-chloro-3-pyridinesulfonamide hydrochloride
777854-85-0

4-chloro-3-pyridinesulfonamide hydrochloride

1-amino-3-methylbenzene
108-44-1

1-amino-3-methylbenzene

3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Conditions
ConditionsYield
Stage #1: 4-chloro-3-pyridinesulfonamide hydrochloride; 1-amino-3-methylbenzene In water at 90℃; for 3h;
Stage #2: With sodium hydrogencarbonate In water at 20℃; pH=7 - 8;		92%
3-Iodotoluene
625-95-6

3-Iodotoluene

3-sulfonamido-4-aminopyridine
75903-62-7

3-sulfonamido-4-aminopyridine

3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Conditions
ConditionsYield
With copper; potassium carbonate In butan-1-ol53.1%
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Isopropyl isocyanate
1795-48-8

Isopropyl isocyanate

torasemide crude

torasemide crude

Conditions
ConditionsYield
Stage #1: 3-sulfonamido-4-(3'-methylphenyl) aminopyridine With sodium hydride In tetrahydrofuran; toluene at 5 - 20℃; for 16h;
Stage #2: Isopropyl isocyanate In tetrahydrofuran; toluene at 20℃;
Stage #3: Isopropyl isocyanate With sodium hydride; acetic acid more than 3 stages;		100%
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Isopropyl isocyanate
1795-48-8

Isopropyl isocyanate

torasemide
56211-40-6

torasemide

Conditions
ConditionsYield
Stage #1: 3-sulfonamido-4-(3'-methylphenyl) aminopyridine; Isopropyl isocyanate With potassium carbonate In diethylene glycol dimethyl ether; water at 65 - 70℃; for 0.583333h;
Stage #2: With acetic acid In diethylene glycol dimethyl ether; water at 20 - 25℃; for 3h; pH=5.3 - 5.7;		96.5%
Stage #1: 3-sulfonamido-4-(3'-methylphenyl) aminopyridine; Isopropyl isocyanate With sodium hydroxide In acetone at 20 - 30℃;
Stage #2: With acetic acid In water; acetone at 20 - 25℃; for 0.25h; pH=5.3 - 5.7;		96%
Stage #1: 3-sulfonamido-4-(3'-methylphenyl) aminopyridine; Isopropyl isocyanate With sodium hydroxide In acetone at 20 - 30℃;
Stage #2: With acetic acid In water; acetone at 20 - 25℃; for 0.25h; pH=5.5;		96%
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

Isopropyl isocyanate
1795-48-8

Isopropyl isocyanate

torsemide sodium

torsemide sodium

Conditions
ConditionsYield
With sodium hydroxide In acetone at 5 - 20℃; for 2h; Reagent/catalyst;94.5%
phenyl N-isopropylcarbamate
17614-10-7

phenyl N-isopropylcarbamate

3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

torasemide
56211-40-6

torasemide

Conditions
ConditionsYield
Stage #1: phenyl N-isopropylcarbamate; 3-sulfonamido-4-(3'-methylphenyl) aminopyridine With triethylamine In water; acetone for 3h; Heating / reflux;
Stage #2: With sodium hydroxide In water at 20 - 25℃;
Stage #3: With sulfuric acid In water; acetone at 50 - 55℃; for 1h; Product distribution / selectivity;		87.8%
Stage #1: phenyl N-isopropylcarbamate; 3-sulfonamido-4-(3'-methylphenyl) aminopyridine With sodium hydroxide In water at 90 - 100℃; for 5h;
Stage #2: With sulfuric acid In water at 20 - 70℃; for 1h; Product distribution / selectivity;		85%
Stage #1: 3-sulfonamido-4-(3'-methylphenyl) aminopyridine With sodium hydroxide In water at 20 - 35℃;
Stage #2: phenyl N-isopropylcarbamate In water; acetone at 50 - 60℃; for 20h;
Stage #3: With sulfuric acid In water at 15 - 50℃; for 3h; pH=7.0; Product distribution / selectivity;
chloroformic acid ethyl ester
541-41-3

chloroformic acid ethyl ester

3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

[4-(3-methyl-anilino)-pyridine-3-sulfonyl]-carbamic acid ethyl ester
72810-57-2

[4-(3-methyl-anilino)-pyridine-3-sulfonyl]-carbamic acid ethyl ester

Conditions
ConditionsYield
With pyridine for 0.333333h; Heating;75%
In tetrahydrofuran for 8h; Ambient temperature;
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

N-cyano-N'-isopropyl-S-methylcarbamimidothioate
5848-27-1

N-cyano-N'-isopropyl-S-methylcarbamimidothioate

N2-cyano-N1-isopropyl-N3-<4-(3-methylphenylamino)-3-pyridylsulfonyl>guanidine

N2-cyano-N1-isopropyl-N3-<4-(3-methylphenylamino)-3-pyridylsulfonyl>guanidine

Conditions
ConditionsYield
With sodium hydroxide In 1,4-dioxane; N,N-dimethyl-formamide for 6h; Heating;37%
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C23H28N4O3S

C23H28N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 75 percent / pyridine / 0.33 h / Heating
2: 37 percent / toluene / 5 h / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C15H18N4O3S
72811-70-2

C15H18N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / 110 °C
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C16H18N4O3S
77281-86-8

C16H18N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C17H22N4O3S
72811-16-6

C17H22N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / 110 °C
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C19H22N4O3S
72810-99-2

C19H22N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (pyrrolidine-1-carbonyl)-amide
72811-47-3

4-m-Tolylamino-pyridine-3-sulfonic acid (pyrrolidine-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C17H22N4O3S
77281-87-9

C17H22N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C18H24N4O3S
72811-41-7

C18H24N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C18H24N4O3S
72810-97-0

C18H24N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C17H22N4O4S
72826-74-5

C17H22N4O4S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (piperidine-1-carbonyl)-amide
72811-64-4

4-m-Tolylamino-pyridine-3-sulfonic acid (piperidine-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C19H26N4O3S
72811-63-3

C19H26N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C20H20N4O3S
77281-91-5

C20H20N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C19H24N4O3S
77281-89-1

C19H24N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (4-methyl-piperidine-1-carbonyl)-amide
72811-19-9

4-m-Tolylamino-pyridine-3-sulfonic acid (4-methyl-piperidine-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (3-methyl-piperidine-1-carbonyl)-amide
72811-12-2

4-m-Tolylamino-pyridine-3-sulfonic acid (3-methyl-piperidine-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (morpholine-4-carbonyl)-amide
72811-03-1

4-m-Tolylamino-pyridine-3-sulfonic acid (morpholine-4-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (azepane-1-carbonyl)-amide
72811-02-0

4-m-Tolylamino-pyridine-3-sulfonic acid (azepane-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C21H22N4O3S
72811-01-9

C21H22N4O3S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

4-m-Tolylamino-pyridine-3-sulfonic acid (3,5-dimethyl-piperidine-1-carbonyl)-amide
72811-68-8

4-m-Tolylamino-pyridine-3-sulfonic acid (3,5-dimethyl-piperidine-1-carbonyl)-amide

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme
3-sulfonamido-4-(3'-methylphenyl) aminopyridine
72811-73-5

3-sulfonamido-4-(3'-methylphenyl) aminopyridine

C18H18N4O4S
72811-48-4

C18H18N4O4S

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: tetrahydrofuran / 8 h / Ambient temperature
2: 0.4 nm molecular sieves / toluene / Heating
View Scheme

4-(3'-Methylphenyl)amino-3-pyridinesulfonamide Chemical Properties

Empirical Formula: C12H13N3O2S
Molecular Weight: 263.3155g/mol
Structure of 3-Pyridinesulfonamide,4-[(3-methylphenyl)amino]- (CAS NO.72811-73-5):

Index of Refraction: 1.641
Molar Refractivity: 69.97 cm3
Molar Volume: 193.9 cm3
Polarizability: 27.73×10-24cm3
Surface Tension: 63.3 dyne/cm
Density: 1.357 g/cm3
Flash Point: 241.5 °C
Enthalpy of Vaporization: 73.94 kJ/mol
Boiling Point: 475.8 °C at 760 mmHg
Vapour Pressure: 3.23E-09 mmHg at 25°C 
Product Categories: INTERMEDIATESOFTORASEMIDE;Pyridines derivates;(intermediate of torasemide);Pyridines;Torsemide 
Systematic Name: 4-[(3-methylphenyl)amino]pyridine-3-sulfonamide
SMILES: O=S(=O)(c2c(Nc1cc(ccc1)C)ccnc2)N
InChI: InChI=1/C12H13N3O2S/c1-9-3-2-4-10(7-9)15-11-5-6-14-8-12(11)18(13,16)17/h2-8H,1H3,(H,14,15)(H2,13,16,17)
InChIKey: ZXPCUGWAKUIOOF-UHFFFAOYAX

4-(3'-Methylphenyl)amino-3-pyridinesulfonamide Specification

  3-Pyridinesulfonamide,4-[(3-methylphenyl)amino]- , its cas register number is 72811-73-5. It also can be called ; 4-[(3-Methylphenyl)amino]pyridine-3-sulfonamide ; 3-Sulfonamido-4-(3-methylanilino)pyridine ; 4-(3-Methylphenyl)amino-3-Pyridine Sulfonamide ; 4-(3-toluidino)pyridine-3-sulfonamide .

Related Products

Hot Products

Post buying leads

About|Contact|Cas|Product Name|Molecular|Country|Encyclopedia

Message|New Cas|MSDS|Service|Advertisement|CAS DataBase|Article Data|Manufacturers | Chemical Catalog

©2008 LookChem.com,License: ICP

NO.:Zhejiang16009103

complaints:service@lookchem.com Desktop View