Phthalylsulfathiazole
Based on 2 publication(s) in Google Scholar
Phthalylsulfathiazole (N4-Phthalylsulfathiazole) is an orally active sulfonamide intestinal antibacterial agent. Phthalylsulfathiazole has low toxicity and excellent bacteriostatic efficacy. Phthalylsulfathiazole inhibits E. coli, streptococci, staphylococci, and total fecal bacteria. Phthalylsulfathiazole can be used in research related to intestinal infections such as colon infection, bacillary dysentery, and ulcerative colitis.
For research use only. We do not sell to patients.
- Purity: 95.0%
- CAS No.: 85-73-4
- Formula: C17H13N3O5S2
- Molecular Weight:403.43
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Storage:Powder -20°C, 3 years , 4°C, 2 years ; In solvent -80°C, 2 years , -20°C, 1 year
Publications Citing Use of MedChemExpress (MCE) Phthalylsulfathiazole
MoreAll Antibiotic Isoforms
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Biological Activity
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:Rockland strain rats (38-day-old, young)[1]
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Dosage:0.5%; 1%; 2%
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Administration:p.o.; mixed in feed; 77 days
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Result:Caused a marked and sustained reduction in fecal coliform counts.
Significantly decreased fecal excretion of biotin and folic acid, and rats exhibited impaired weight gain, poor physical condition, and nutritional deficiency signs, and supplementation with biotin and folic acid improved physical appearance and weight gain without altering fecal bacterial counts.
Chemical Information
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CAS No. 85-73-4
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Appearance Solid
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Molecular Weight 403.43
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Formula C17H13N3O5S2
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Color White to off-white
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SMILES
O=C(O)C1=CC=CC=C1C(NC2=CC=C(S(=O)(NC3=NC=CS3)=O)C=C2)=O
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Synonyms
N4-Phthalylsulfathiazole
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Powder -20°C 3 years 4°C 2 years In solvent -80°C 2 years -20°C 1 year
Publications (2)
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Journal Impact Factor
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Most Recent
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ACS Environ Au
Machine Learning-Assisted Recognition of Environmental Sulfur-Containing Chemicals in Nontargeted Mass Spectrometry Analysis of Inadequate Mass Resolution. [Abstract]2025 Aug 5;5(6):573-582. PMID: 41277996 -
Anal Chem
Exposome-Scale Investigation of Cl-/Br-Containing Chemicals Using High-Resolution Mass Spectrometry, Multistage Machine Learning, and Cloud Computing. [Abstract]2025 Jun 3;97(21):11099-11109. PMID: 40401576
Solvent & Solubility
DMSO : ≥ 40 mg/mL (99.15 mM; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
* "≥" means soluble, but saturation unknown.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (276 KB)
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SDS (459 KB)
- English - EN (459 KB)
- Français - FR (459 KB)
- Deutsch - DE (459 KB)
- Norwegian - NO (459 KB)
- Español - ES (459 KB)
- Swedish - SV (459 KB)
- Italian - IT (459 KB)
- Korean - KR (459 KB)
- Portuguese - PT (459 KB)
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Handling Instructions (2659 KB)
References
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 2 years; -20°C, 1 year. When stored at -80°C, please use it within 2 years. When stored at -20°C, please use it within 1 year.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 2.4787 mL | 12.3937 mL | 24.7874 mL | 61.9686 mL |
| 5 mM | 0.4957 mL | 2.4787 mL | 4.9575 mL | 12.3937 mL | |
| 10 mM | 0.2479 mL | 1.2394 mL | 2.4787 mL | 6.1969 mL | |
| 15 mM | 0.1652 mL | 0.8262 mL | 1.6525 mL | 4.1312 mL | |
| 20 mM | 0.1239 mL | 0.6197 mL | 1.2394 mL | 3.0984 mL | |
| 25 mM | 0.0991 mL | 0.4957 mL | 0.9915 mL | 2.4787 mL | |
| 30 mM | 0.0826 mL | 0.4131 mL | 0.8262 mL | 2.0656 mL | |
| 40 mM | 0.0620 mL | 0.3098 mL | 0.6197 mL | 1.5492 mL | |
| 50 mM | 0.0496 mL | 0.2479 mL | 0.4957 mL | 1.2394 mL | |
| 60 mM | 0.0413 mL | 0.2066 mL | 0.4131 mL | 1.0328 mL | |
| 80 mM | 0.0310 mL | 0.1549 mL | 0.3098 mL | 0.7746 mL |