Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: M-TOLUIDINE-4-SULFONIC ACID
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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133-78-8

133-78-8 structure

Name: M-Toluidine-4-sulfonic Acid
Chemical Name: M-Toluidine-4-sulfonic Acid
CAS Number: 133-78-8
Molecular Formula: C₇H₉NO₃S
Molecular Weight: 187.21600
Create Date: 2018-06-26 17:46:06
Modify Date: 2026-08-06 23:13:49

Name	M-Toluidine-4-sulfonic Acid
Synonyms	4-amino-o-toluenesulfonicacid 4-amino-2-methylbenzenesulfonic acid P-TOLUIDINE-4-SULFONIC ACID 3-METHYLANILINE-4-SULFONIC ACID 4-Amino-2-methylbenzenesulfonic Acid 4-amino-o-toluenesulfonicaci 2-Methyl-4-aminobenzene-1-sulfonic acid kyselina3-toluidin-6-sulfonova MFCD00035774 3-Aminotoluene-6-sulfonic acid M-TOLUIDINE-4-SULFONIC ACID 5-aminotoluene-2-sulphonic acid 5-AMINOTOLUENE-2-SULFONIC ACID 5-Aminotoluene-2-sulfonic Acid 4-AMINO-2-METHYLBENZENE-1-SULFONIC ACID 4-azanyl-2-methyl-benzenesulfonic acid 5-Aminotoluene-2-sulfonic Acid 3-Methylaniline-4-sulfonic Acid 4-Amino-2-methylbenzenesulfonic Acid m-toluidine-4-sulfonicacid(nh2=1) m-Toluidine-4-sulfonicAcid> 3-Methylaniline-4-sulfonic Acid Benzenesulfonic acid, 4-amino-2-methyl m-Toluidine-4-sulfonic acid (NH2=1) EINECS 205-120-9 m-Toluidine-4-sulfonic Acid

Density	1.431g/cm3
Molecular Formula	C₇H₉NO₃S
Molecular Weight	187.21600
Exact Mass	187.03000
PSA	88.77000
LogP	2.48590
Index of Refraction	1.61

CHEMICAL IDENTIFICATION

RTECS NUMBER :: XT6325000

CHEMICAL NAME :: o-Toluenesulfonic acid, 4-amino-

CAS REGISTRY NUMBER :: 133-78-8

BEILSTEIN REFERENCE NO. :: 2098723

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H9-N-O3-S

MOLECULAR WEIGHT :: 187.23

WISWESSER LINE NOTATION :: ZR C1 DSWQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1054,1986

Hazard Codes	Xi
Risk Phrases	36/37/38
Safety Phrases	S26;S36
HS Code	2921430090

73291-07-3

~59%

133-78-8

Literature: Singh, Gurdip; Kapoor, Inder Pal Singh; Jain, Monica Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), 1993 , # 8 p. 1521 - 1524

110-01-0

7664-93-9

108-44-1

133-78-8

Literature: US4447368 A1, ;

108-44-1

133-78-8

Literature: Justus Liebigs Annalen der Chemie, , vol. 172, p. 185,188

854811-60-2

133-78-8

Literature: Zhurnal Obshchei Khimii, , vol. 13, p. 797 Chem. Zentralbl., 1945 918

99-08-1

133-78-8

Literature: Zhurnal Obshchei Khimii, , vol. 13, p. 797 Chem. Zentralbl., 1945 918

7664-93-9

108-44-1

133-78-8

Literature: Zeitschrift fuer Physikalische Chemie, Stoechiometrie und Verwandtschaftslehre, , vol. 3, p. 386 Zeitschrift fuer Physikalische Chemie, Stoechiometrie und Verwandtschaftslehre, , vol. 2, p. 902 Justus Liebigs Annalen der Chemie, , vol. 172, p. 185,188

73291-07-3

133-78-8

108-44-1

Literature: Journal of the Chemical Society, Perkin Transactions 2: Physical Organic Chemistry (1972-1999), , # 8 p. 1521 - 1524

Precursor 6
73291-07-3 110-01-0 7664-93-9 108-44-1
854811-60-2 99-08-1
DownStream 4
553-97-9 71642-16-5 7512-71-2 602-99-3

HS Code	2921430090
Summary	HS:2921430090 toluidines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

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