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157031

Sigma-Aldrich

3-Amino-4-methoxybenzenesulfonic acid

98%

Synonym(s):

4-Methoxymetanilic acid

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About This Item

Linear Formula:
H2NC6H3(OCH3)SO3H
CAS Number:
98-42-0
Molecular Weight:
203.22
EC Number:
202-667-5
MDL number:
MFCD00035759
UNSPSC Code:
12352100
PubChem Substance ID:
24849653
NACRES:
NA.22

Assay

98%

mp

305 °C (dec.) (lit.)

functional group

sulfonic acid

SMILES string

COc1ccc(cc1N)S(O)(=O)=O

InChI

1S/C7H9NO4S/c1-12-7-3-2-5(4-6(7)8)13(9,10)11/h2-4H,8H2,1H3,(H,9,10,11)

InChI key

FLIOATBXVNLPLK-UHFFFAOYSA-N

General description

3-Amino-4-methoxybenzenesulfonic acid in solid state exists in the zwitterionic form, 3-ammonio-4-methoxybenzenesulfonate. 3-Amino-4-methoxybenzenesulfonic acid was incorporated via direct coprecipitation between the sheets of a layered double hydroxide (LDH) of intralamellar composition Cu2Cr(OH)6.

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H314,H317

Hazard Classifications

Skin Corr. 1B - Skin Sens. 1

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
02220AE
00723LD
10621DD
15823CU
10403JA

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3-Ammonio-4-methoxybenzenesulfonate.
Gao S, et al.
Acta Crystallographica Section E, Structure Reports Online, 61(3), o539-o540 (2005)
In situ polymerization of aniline sulfonic acid derivatives into LDH interlamellar space probed by ESR and electrochemical studies.
Moujahid EM, et al.
Chemistry of Materials, 17(2), 2005-2005 (2005)
Pradeep D Uchil et al.
Cell host & microbe, 25(1), 87-100 (2019-01-01)
Lymph- and blood-borne retroviruses exploit CD169/Siglec-1-mediated capture by subcapsular sinus and marginal zone metallophilic macrophages for trans-infection of permissive lymphocytes. However, the impact of CD169-mediated virus capture on retrovirus dissemination and pathogenesis in vivo is unknown. In a murine model of

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