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N-Methyl-p-toluenesulfonamide

N-Methyl-p-toluenesulfonamide structure

CAS No.: 640-61-9

Chemical Name:: N-Methyl-p-toluenesulfonamide

Synonyms: MTSA;Benzenesulfonamide, N,4-dimethyl-;-p-toL;NSC2223;NSC 2223;N-Methyl-p-toluenesu;Gliclazide Impurity 1;METHYL-TOLUENESULPHONAMIDE;N-METHYLTOLUENESULFONAMIDE;N-Methyl-p-toluolsulfonaMid

CBNumber:: CB1313402

Molecular Formula:: C8H11NO2S

Molecular Weight:: 185.24

MDL Number:: MFCD00008285

MOL File:: 640-61-9.mol

MSDS File:: SDS

Last updated:2026-01-13 11:11:57

Product description	Number	Pack Size	Price
N-Methyl-p-toluenesulfonamide 98%	148601	100g	$116.2
N-Methyl-p-toluenesulfonamide >98.0%(HPLC)(N)	M1717	25g	$27
N-Methyl-p-toluenesulfonamide >98.0%(HPLC)(N)	M1717	250g	$162
N-Methyl-p-toluenesulfonamide	M330345	250g	$275
N-Methyl-p-toluenesulfonamide 98%	JK377447	100g	$166
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N-Methyl-p-toluenesulfonamide Properties

Melting point	76-79 °C (lit.)
Boiling point	296.5±33.0 °C(Predicted)
Density	1.3400
refractive index	1.5650 (estimate)
storage temp.	Sealed in dry,Room Temperature
solubility	Chloroform (Slightly), Ethyl Acetate (Slightly), Methanol (Very Slightly)
pka	11.67±0.30(Predicted)
form	Crystalline Solid
color	White to light yellow
InChI	InChI=1S/C8H11NO2S/c1-7-3-5-8(6-4-7)12(10,11)9-2/h3-6,9H,1-2H3
InChIKey	GWLOGZRVYXAHRE-UHFFFAOYSA-N
SMILES	C1(S(NC)(=O)=O)=CC=C(C)C=C1
CAS DataBase Reference	640-61-9(CAS DataBase Reference)
NIST Chemistry Reference	Benzenesulfonamide, n,4-dimethyl-(640-61-9)
EPA Substance Registry System	Benzenesulfonamide, N,4-dimethyl- (640-61-9)
UNSPSC Code	12352100
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS07
Signal word	Warning
Hazard statements	H315-H319-H335
Precautionary statements	P280-P302+P352-P362+P364
PPE	Eyeshields, Gloves, type N95 (US)
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	37/39-26
WGK Germany	3
TSCA	TSCA listed
HS Code	29350090
Storage Class	11 - Combustible Solids

N-Methyl-p-toluenesulfonamide price More Price(22)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	148601	N-Methyl-p-toluenesulfonamide 98%	640-61-9	100g	$116.2	2025-07-31	Buy
TCI Chemical	M1717	N-Methyl-p-toluenesulfonamide >98.0%(HPLC)(N)	640-61-9	25g	$27	2025-07-31	Buy
TCI Chemical	M1717	N-Methyl-p-toluenesulfonamide >98.0%(HPLC)(N)	640-61-9	250g	$162	2025-07-31	Buy
TRC	M330345	N-Methyl-p-toluenesulfonamide	640-61-9	250g	$275	2021-12-16	Buy
Frontier Specialty Chemicals	JK377447	N-Methyl-p-toluenesulfonamide 98%	640-61-9	100g	$166	2021-12-16	Buy

Product number	Packaging	Price	Buy
148601	100g	$116.2	Buy
M1717	25g	$27	Buy
M1717	250g	$162	Buy
M330345	250g	$275	Buy
JK377447	100g	$166	Buy

N-Methyl-p-toluenesulfonamide Chemical Properties,Uses,Production

Chemical Properties

white to light yellow crystalline solid

Uses

N-Methyl-p-toluenesulfonamide is an intermediate used in the synthesis of vicinal haloamino ketone derivative.

Uses

N-Methyl-p-toluenesulfonamide was used in the synthesis of vicinal haloamino ketone derivative.

N-Methyl-p-toluenesulfonamide synthesis

Synthesis of N-Methyl-p-toluenesulfonamide from Tosyl chloride and Methylamine

N-Methyl-p-toluenesulfonamide Preparation Products And Raw materials

Raw materials

Preparation Products

N-NITROSO-DI-ISO-PROPYLAMINE N-Ethynyl-N,4-dimethylbenzenesulfonamide N-Methyl-N-nitrosotoluene-4-sulphonamide

N-Methyl-p-toluenesulfonamide Suppliers

Global( 232)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Shouguang Nuomeng Chemical Co Ltd.	536-5119508 18363669993;	export@nuomengchem.com	China	46	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615350571055	Sibel@chuanghaibio.com	China	8753	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-86-13131129325 +8613131129325	sales1@chuanghaibio.com	China	5240	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20126	58
ATK CHEMICAL COMPANY LIMITED	+undefined-21-51877795	ivan@atkchemical.com	China	33024	60
career henan chemical co	+86-0371-86658258 +8613203830695	sales@coreychem.com	China	29830	58
Xiamen AmoyChem Co., Ltd	+86-86-5926051114 +8615060885618	sales@amoychem.com	China	6369	58
Hubei xin bonus chemical co. LTD	86-13657291602	linda@hubeijusheng.com	CHINA	22963	58
Shaanxi Dideu Medichem Co. Ltd	+86-29-87569262 +86-15003564040	1061@dideu.com	China	3982	58
SIMAGCHEM CORP	+86-5922680277 +86-13806087780	sale@simagchem.com	China	17346	58

Supplier	Advantage
Shouguang Nuomeng Chemical Co Ltd.	58
Hebei Chuanghai Biotechnology Co., Ltd	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Henan Fengda Chemical Co., Ltd	58
ATK CHEMICAL COMPANY LIMITED	60
career henan chemical co	58
Xiamen AmoyChem Co., Ltd	58
Hubei xin bonus chemical co. LTD	58
Shaanxi Dideu Medichem Co. Ltd	58
SIMAGCHEM CORP	58

View Lastest Price from N-Methyl-p-toluenesulfonamide manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-02-02	N-Methyl-p-toluenesulfonamide 640-61-9	US $120.00-1200.00 / g	1g	98%min	200tons	Shaanxi Dideu Medichem Co. Ltd
2026-01-30	N-Methyl-p-toluenesulfonamide 640-61-9	US $10.00 / kg	1kg	99%	10 mt	Hebei Chuanghai Biotechnology Co., Ltd
2025-09-25	N,4-Dimethylbenzenesulfonamide 640-61-9	US $122.00-1.00 / KG	1KG	99%	g-kg-tons, free sample is available	Henan Fengda Chemical Co., Ltd

N-Methyl-p-toluenesulfonamide
640-61-9
US $120.00-1200.00 / g
98%min
Shaanxi Dideu Medichem Co. Ltd

N-Methyl-p-toluenesulfonamide
640-61-9
US $10.00 / kg
99%
Hebei Chuanghai Biotechnology Co., Ltd

N,4-Dimethylbenzenesulfonamide
640-61-9
US $122.00-1.00 / KG
99%
Henan Fengda Chemical Co., Ltd

N-Methyl-p-toluenesulfonamide Spectrum

N-Methyl-p-toluenesulfonamide(640-61-9)MS N-Methyl-p-toluenesulfonamide(640-61-9)¹HNMR N-Methyl-p-toluenesulfonamide(640-61-9)¹³CNMR N-Methyl-p-toluenesulfonamide(640-61-9)IR1 N-Methyl-p-toluenesulfonamide(640-61-9)IR2 N-Methyl-p-toluenesulfonamide(640-61-9)Raman

640-61-9(N-Methyl-p-toluenesulfonamide)Related Search:

Tosyl azide Methyl cellulose METSULFURON METHYL Benzenesulfonamide p-Toluenesulfonamide

N,N-Dimethylformamide Methanesulfonamide Dimethyl ether Tosylmethyl isocyanide Methyl acrylate

Methylparaben Toluenesulfonamide 2-Methylbenzotrifluoride Dimethyl fumarate Dimethyl carbonate

Dimethyl sulfoxide Sulfanilamide Bensulfuron methyl

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n,4-dimethyl-benzenesulfonamide MTSA N-METHYL-P-TOLUENESULFONAMIDE (p-Tolylsulfonyl)methylamine n,4-dimethyl-benzenesulfonamid N-Methyl-para-toluenesulfonamide N-Methyl-p-toluolsulfonamide p-Toluene-N-methylsulfonamide p-Toluenesulfonamide, N-methyl- Benzenesulfonamide, N,4-dimethyl- 4,N-Dimethylbenzenesulfonamide N-Methyl-4-methylbenzenesulfonamide N-Methyl-p-toluenesulfonamide,98% N-methyltoluene-4-sulphonamide N-methyl-N-nitroso-P-Tolutenesulfonamide( Diazald) N-Methyl-N-nitroso-P-tolutenesulfonamide N-Methyltoluene-4-sulfonamide. N-METHYL-4-TOLUENESULFONAMIDE METHYL-TOLUENESULPHONAMIDE N-Methy-P-Toluene Sulfonamide N-Methyl-p-toluolsulfonaMid N-Methyl-p-toluenesulfonaMide, MTSA N-Methyl-p-toluenesulfonaMide, 97+% N-Methyl-p-toluenesu N-METHYLTOLUENESULFONAMIDE N-Methyl-p-toluenesulfonamide 98% NSC 2223 NSC2223 p-Toluenesulfonamide, N-methyl- (8CI) Gliclazide Impurity 1 N-Methyl-p-Toluene Sulfonamide, MTSA, N-Methyl-p-toluenesulfonamide N-Methyl-p-toluenesulfonamide> -p-toL N-Methyl-p-toluenesulfonamide ISO 9001：2015 REACH N-Methyl-p-toluenesulphonamide, ≥98% N-Methyl-p-toluenesulfonamide N-Methyl-p-toluenesulfomide 640-61-9 CH3C6H4SO2NHCH3 Organic Building Blocks Nitrogen Compounds Protected Amines Building Blocks Nitrogen Compounds Organic Building Blocks Protected Amines