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Name	4-Acetamidobenzenesulfonamide	EINECS	204-486-7
CAS No.	121-61-9	Density	1.414 g/cm³
PSA	97.64000	LogP	2.14650
Solubility	slightly soluble in water	Melting Point	214-217 °C
Formula	C₈H₁₀N₂O₃S	Boiling Point	418.91℃[at 101 325 Pa]
Molecular Weight	214.245	Flash Point	N/A
Transport Information	N/A	Appearance	White to light beige crystalline powder
Safety	24/25	Risk Codes	N/A
Molecular Structure		Hazard Symbols	Xi
Synonyms	Acetanilide,4'-sulfamoyl- (6CI,7CI,8CI);4-Acetylaminobenzenesulfonamide;4'-Sulfamoylacetanilide;A-319;Acetylsulfanilamide;Benzenesulfonamide, 4-(acetylamino)-;Erytrin;N-(4-Sulfamoylphenyl)acetamide;N-[4-(Aminosulfonyl)phenyl]acetamide;N4-Acetsulfanilamide;N4-Acetylsulfanilamide;NSC 217;NSC 406839;Neotherapol;N'-Acetylsulphanilamide;Sulfanilamide-N4-acetate;p-(Acetylamino)benzenesulfonamide;p-Acetamidobenzenesulfonamide;p-Sulfamoylacetanilide;p-Sulfamylacetanilide;	Article Data	59

4-Acetamidobenzenesulfonamide Synthetic route

: 108-24-7
acetic anhydride

: 63-74-1
sulfanilamide

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
at 20℃; for 1h;	100%
In ethanol at 20 - 70℃; for 0.0166667h; other time tested;

: 2158-14-7
4-acetamidobenzenesulfonyl azide

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With C64H104N2O29; ammonium chloride; zinc In water at 20℃; for 2h; Inert atmosphere;	100%
With Decaborane; palladium on activated charcoal In methanol at 20℃; for 0.333333h;	98%
With hydrogen In ethanol at 20℃; under 760.051 Torr; for 2h;	98%

: 121-60-8
p-acetylaminobenzenesulfonyl chloride

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With ammonia In dichloromethane at 20℃; for 0.166667h;	99%
With ammonia	88%
With ammonium hydroxide at 0℃;	82%

: 579479-65-5
ethyl o-vinylbenzoyl acetate

A: 579479-51-9
ethyl (o-vinylbenzoyl)diazoacetate

B: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With 4-acetamidobenzenesulfonyl azide; 1,8-diazabicyclo[5.4.0]undec-7-ene In tetrahydrofuran at 0 - 20℃; for 16h;	A 95.8% B n/a

: 91430-85-2
N-Isopropyl-p-acetamido-benzol-sulfonamid

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With chromium(III) acetate hydroxide; periodic acid In acetonitrile at 20℃; for 14h;	90%

: N-[4-({(E)-[methyl(phenyl)amino]methylidene}sulfamoyl)phenyl]acetamide

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With hydrazine hydrate In ethanol at 20℃; for 1.5h;	87%

: 63-74-1
sulfanilamide

: 75-36-5
acetyl chloride

: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With potassium carbonate In acetone at 0 - 30℃; for 11h;	80.8%
With sodium hydroxide at 20℃;

: 2158-14-7
4-acetamidobenzenesulfonyl azide

: 108-18-9
diisopropylamine

: 198827-85-9
N-1-propargylthymine

A: 1422277-71-1
(E)-N1,N1-diisopropyl-N2-(4-acetoamidobenzene-1-sulfonyl)-3-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)propanamidine

B: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With copper(l) iodide In tetrahydrofuran at 25℃; for 24h;	A 78% B n/a

: 120085-82-7
N-(acetoacetyl)-N-methyl-6-heptynamide

A: 120085-83-8
N-(diazoacetoacetyl)-N-methyl-6-heptynamide

B: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With 4-acetamidobenzenesulfonyl azide; triethylamine In acetonitrile for 24h; Ambient temperature;	A 70% B n/a

: 2158-14-7
4-acetamidobenzenesulfonyl azide

: 109-89-7
diethylamine

: 198827-85-9
N-1-propargylthymine

A: 1422277-72-2
N1,N1-diethyl-N2-(4-acetoamidobenzene-1-sulfonyl)-3-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-propanamidine

B: 121-61-9
p-acetylaminobenzenesulfonamide

Conditions

Conditions	Yield
With copper(l) iodide In tetrahydrofuran at 25℃; for 24h;	A 64% B n/a

4-Acetamidobenzenesulfonamide Chemical Properties

Product Name: N4-Acetylsulfanilamide (CAS NO.121-61-9)

Molecular Formula: C₈H₁₀N₂O₃S
Molecular Weight: 214.24g/mol
Mol File: 121-61-9.mol
EINECS: 204-486-7
Melting Point: 214-217 °C
Density: 1.414 g/cm³
Water Solubility: slightly soluble
Surface Tension: 61.8 dyne/cm
XLogP3-AA: 0
H-Bond Donor: 2
H-Bond Acceptor: 4
Structure Descriptors of N4-Acetylsulfanilamide (CAS NO.121-61-9):
IUPAC Name: N-(4-sulfamoylphenyl)acetamide
Canonical SMILES: CC(=O)NC1=CC=C(C=C1)S(=O)(=O)N
InChI: InChI=1S/C8H10N2O3S/c1-6(11)10-7-2-4-8(5-3-7)14(9,12)13/h2-5H,1H3,(H,10,11)(H2,9,12,13)
InChIKey: PKOFBDHYTMYVGJ-UHFFFAOYSA-N

4-Acetamidobenzenesulfonamide Safety Profile

Safety Information of N4-Acetylsulfanilamide (CAS NO.121-61-9):
Hazard Codes: Xi
Safety Statements: 24/25
24: Avoid contact with skin
25: Avoid contact with eyes
RTECS: AE7015000
Hazard Note: Irritant

4-Acetamidobenzenesulfonamide Specification

N4-Acetylsulfanilamide , its CAS NO. is 121-61-9, the synonyms are 4'-Sulfamoylacetanilide ; 4-14-00-02704 (Beilstein Handbook Reference) ; 4-Acetylaminobenzenesulfonamide ; A-319 ; AI3-08023 ; Acetylsulfanilamide ; BRN 0746675 ; Benzenesulfonamide, 4-(acetylamino)- ; Benzenesulfonamide, p-acetamido- ; CCRIS 6813 ; EINECS 204-486-7 ; Erytrin ; N'-Acetylsulphanilamide ; N(sup 4)-Acetylsulfanilamide ; N-(4-(Aminosulfonyl)phenyl)acetamide ; N-(4-Sulphamoylphenyl)acetamide ; N-4-Acetylsulfanilamide ; NSC 217 ; Neotherapol ; Sulfanilamide-N(sup 4)-acetate ; Sulfanilamide-N4-acetate ; p-(Acetylamino)benzenesulfonamide ; p-Acetamidobenzenesulfonamide ; p-Sulfamylacetanilide .

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