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S9251

Sigma-Aldrich

Sulfanilamide

≥98%

Synonym(s):
4-aminobenzenesulfonamide, p-Aminobenzenesulfonamide
Linear Formula:
H2NC6H4SO2NH2
CAS Number:
Molecular Weight:
172.20
Beilstein:
511852
EC Number:
MDL number:
eCl@ss:
39093202
PubChem Substance ID:
NACRES:
NA.76

Quality Level

Assay

≥98%

form

powder or crystals

color

white to off-white

mp

164-166 °C (lit.)

antibiotic activity spectrum

Gram-negative bacteria
Gram-positive bacteria

Mode of action

DNA synthesis | interferes
enzyme | inhibits

SMILES string

Nc1ccc(cc1)S(N)(=O)=O

InChI

1S/C6H8N2O2S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4H,7H2,(H2,8,9,10)

InChI key

FDDDEECHVMSUSB-UHFFFAOYSA-N

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3362646874S2151000
Sulfanilamide ≥98%

Sigma-Aldrich

S9251

Sulfanilamide

Sulfanilamide puriss. p.a., ≥99% (calc. to the dried substance)

Sigma-Aldrich

33626

Sulfanilamide

Sulfanilamide VETRANAL®, analytical standard

Supelco

46874

Sulfanilamide

Sulfanilamide European Pharmacopoeia (EP) Reference Standard

S2151000

Sulfanilamide

assay

≥98%

assay

≥99% (calc. to the dried substance)

assay

-

assay

-

form

powder or crystals

form

solid

form

-

form

-

color

white to off-white

color

white to faint beige

color

-

color

-

mp

164-166 °C (lit.)

mp

163-166 °C, 164-166 °C (lit.)

mp

164-166 °C (lit.)

mp

164-166 °C (lit.)

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria

antibiotic activity spectrum

Gram-negative bacteria, Gram-positive bacteria

antibiotic activity spectrum

-

mode of action

DNA synthesis | interferes, enzyme | inhibits

mode of action

DNA synthesis | interferes, enzyme | inhibits

mode of action

DNA synthesis | interferes, enzyme | inhibits

mode of action

-

General description

Chemical structure: sulfonamide

Biochem/physiol Actions

Sulfonamide antibiotic that blocks the synthesis of dihydrofolic acid by inhibiting the enzyme dihydropteroate synthase.
Mode of Action: A competitive inhibitor of dihydropteroate synthestase to block the synthesis of folic acid.
Anti-microbial Spectrum: Gram positive, Gram negative, Chlamydia
Mode of Resistance: Alteration of dihydropteroate synthase or alternative pathway for folic acid synthesis.

Other Notes

Keep container tightly closed in a dry and well-ventilated place.

Storage Class Code

11 - Combustible Solids

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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