M-Toluidine-4-sulfonic Acid

Modify Date: 2025-08-24 21:16:10

M-Toluidine-4-sulfonic Acid Structure
M-Toluidine-4-sulfonic Acid structure
 Common Name M-Toluidine-4-sulfonic Acid
CAS Number 133-78-8 Molecular Weight 187.21600
Density 1.431g/cm3 Boiling Point N/A
Molecular Formula C7H9NO3S Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name M-Toluidine-4-sulfonic Acid
Synonym More Synonyms

 Chemical & Physical Properties

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
InChIKey ZDIRCGKEOWZBIM-UHFFFAOYSA-N
SMILES Cc1cc(N)ccc1S(=O)(=O)O

 Toxicological Information

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

 Safety Information

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

 Synthetic Route

m-ditoluidinium sulfate structure

m-ditoluidinium...

CAS#:73291-07-3

~59%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#: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
Thiophane structure

Thiophane

CAS#:110-01-0

Sulfuric acid structure

Sulfuric acid

CAS#:7664-93-9

3-Toluidine structure

3-Toluidine

CAS#:108-44-1

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#:133-78-8

Literature: US4447368 A1, ;
3-Toluidine structure

3-Toluidine

CAS#:108-44-1

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#:133-78-8

Literature: Justus Liebigs Annalen der Chemie, , vol. 172, p. 185,188
5-sulfamino-toluene-2-sulfonic acid structure

5-sulfamino-tol...

CAS#:854811-60-2

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#:133-78-8

Literature: Zhurnal Obshchei Khimii, , vol. 13, p. 797 Chem. Zentralbl., 1945 918
3-Nitrotoluene structure

3-Nitrotoluene

CAS#:99-08-1

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#:133-78-8

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

Sulfuric acid

CAS#:7664-93-9

3-Toluidine structure

3-Toluidine

CAS#:108-44-1

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#: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
m-ditoluidinium sulfate structure

m-ditoluidinium...

CAS#:73291-07-3

~%

M-Toluidine-4-sulfonic Acid Structure

M-Toluidine-4-s...

CAS#:133-78-8

3-Toluidine structure

3-Toluidine

CAS#:108-44-1

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

 Customs

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%

 Synonyms

5-Aminotoluene-2-sulfonic Acid
4-Amino-2-methylbenzenesulfonic Acid
3-Methylaniline-4-sulfonic Acid
EINECS 205-120-9
MFCD00035774
m-Toluidine-4-sulfonic Acid
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