2-Methylbenzene-1-sulfonamide

Modify Date: 2026-07-23 18:14:30

2-Methylbenzene-1-sulfonamide structure	Common Name	2-Methylbenzene-1-sulfonamide
	CAS Number	88-19-7	Molecular Weight	171.217
	Density	1.3±0.1 g/cm3	Boiling Point	330.2±35.0 °C at 760 mmHg
	Molecular Formula	C₇H₉NO₂S	Melting Point	155 °C
	MSDS	Chinese USA	Flash Point	153.5±25.9 °C
	Symbol	GHS07, GHS08	Signal Word	Warning

Name	o-Toluenesulfonamide
Synonym	More Synonyms

Density	1.3±0.1 g/cm3
Boiling Point	330.2±35.0 °C at 760 mmHg
Melting Point	155 °C
Molecular Formula	C₇H₉NO₂S
Molecular Weight	171.217
Flash Point	153.5±25.9 °C
Exact Mass	171.035400
PSA	68.54000
LogP	0.79
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.564
InChIKey	YCMLQMDWSXFTIF-UHFFFAOYSA-N
SMILES	Cc1ccccc1S(N)(=O)=O

2-Methylbenzene-1-sulfonamide MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XT4900000

CHEMICAL NAME :: o-Toluenesulfonamide

CAS REGISTRY NUMBER :: 88-19-7

BEILSTEIN REFERENCE NO. :: 1102362

LAST UPDATED :: 199712

DATA ITEMS CITED :: 15

MOLECULAR FORMULA :: C7-H9-N-O2-S

MOLECULAR WEIGHT :: 171.23

WISWESSER LINE NOTATION :: ZSWR B1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 4870 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 13 gm/kg/96W-C

TOXIC EFFECTS :: Tumorigenic - equivocal tumorigenic agent by RTECS criteria Blood - leukemia Kidney, Ureter, Bladder - Kidney tumors

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 4300 mg/kg

SEX/DURATION :: female 1-22 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :: Reproductive - Effects on Newborn - growth statistics (e.g.%, reduced weight gain)

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 1 gm/kg

SEX/DURATION :: female 10 day(s) after conception

TOXIC EFFECTS :: Reproductive - Fertility - other measures of fertility

TYPE OF TEST :: Sex chromosome loss and nondisjunction

MUTATION DATA

TEST SYSTEM :: Insect - Drosophila melanogaster

DOSE/DURATION :: 2500 umol/L

REFERENCE :: 45OHAA "Short-Term Test Systems for Detecting Carcinogens, Proceedings of the Symposium, 1978," Norpoth, K.H., and R.G. Garner, eds., Berlin, Springer-Verlag, 1980 Volume(issue)/page/year: -,170,1980 *** REVIEWS *** IARC Cancer Review:Animal Limited Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 22,111,1980 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,334,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X1103 No. of Facilities: 121 (estimated) No. of Industries: 4 No. of Occupations: 4 No. of Employees: 975 (estimated) No. of Female Employees: 272 (estimated)

Symbol	GHS07, GHS08
Signal Word	Warning
Hazard Statements	H319-H351
Precautionary Statements	P281-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	Xn:Harmful;
Risk Phrases	R40
Safety Phrases	S26-S36/37
RIDADR	NONH for all modes of transport
WGK Germany	1
RTECS	XT5075000
HS Code	2935009090

Precursor 9
CAS#:133-59-5 o-Toluenesulfon... CAS#:68971-87-9 TRIBUTYL(2-METH... CAS#:32324-19-9 2-Toluenesulfon... CAS#:17113-82-5 o-Methylphenylt...
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CAS#:7782-50-5 Chlorine
DownStream 10
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CAS#:107753-78-6 Zafirlukast CAS#:1159195-67-1 Methyl 3-[2-Met...

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

Determination of o-toluenesulfonamide in artificial sweeteners containing saccharin.

J. Assoc. Off. Anal. Chem. 61(6) , 1528-32, (1978)

A gas-liquid chromatographic (GLC) procedure with p-toluenesulfonamide (p-TS) as an internal standard is used to determine o-toluenesulfonamide (o-TS), a major impurity in artificial sweetening substa...

Distinct reactivity of Pd(OTs)2: the intermolecular Pd(II)-catalyzed 1,2-carboamination of dienes.

J. Am. Chem. Soc. 130(31) , 10066-7, (2008)

A Pd-catalyzed intermolecular 1,2-carboamination route to indolines from N-aryl ureas and 1,3-dienes that proceeds under mild conditions in relatively nonacidic media, is presented. The in situ genera...

The allergens of nail polish. (I). Allergenic constituents of common nail polish and toluenesulfonamide-formaldehyde resin (TS-F-R).

Contact Dermatitis 33(3) , 157-64, (1995)

Nail polish that has completely dried on the fingernails contains water-soluble components that attain the skin during extensive but transient contact. This was proven by water extraction of thin laye...

Toluene-2-sulfonamide

o-toluenesulfonamide

Toluene-2-sulphonamide

2-Methylbenzene-1-sulphonamide

MFCD00011692

o-Methylbenzenesulfonamide.

EINECS 201-808-8

2-methylbenzene-1-sulfonamide

2-Aminosulfonyltoluene

2-Sulfamoyltoluene

2-Toluenesulfonamide

ZSWR B1

2-Methylbenzenesulfonamide

2-Tolylsulfonamide

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 2-Methylbenzene-1-sulfonamide
Price: Check
Purity: 98.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2-Methylbenzene-1-sulfonamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Delivery: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2-Methylbenzene-1-sulfonamide
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: 2-Methylbenzene-1-sulfonamide
Price: ￥Inquiry/25kg
Purity: 99.0%
Delivery: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

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2-Methylbenzene-1-sulfonamide

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MSDS

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CHEMICAL IDENTIFICATION

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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