Sulfaphenazole - Moligand™, ≥98% , Bacterial dihydropteroate synthase inhibitor, CAS No.526-08-9, Bacterial dihydropteroate synthase inhibitor

CAS: 526-08-9 Cat. No.: S137259 Molecular Weight: 314.362 PubChem CID: 5335
AVAILABLE TO ORDER
GRADE & PURITY Moligand™ ? Moligand™ — Aladdin's line of ligands and bioactive small molecules. Use for receptor, pathway, and binding studies needing defined small-molecule tools. ≥98%
Synonyms
1420043-53-3 | SULFAPHENAZOLE [MART.] | DivK1c_000303 | NSC-757859 | Prestwick0_000021 | Spectrum_001406 | MLS001056713 | Sulfafenazol (INN-Spanish) | HMS2095E03 | N'-(1-Phenylpyrazol-5-yl)sulfanilamide | Paidazolo | Prestwick_454 | Sulfaphenylpyrazol | 0
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
S137259-100mg
5

$40.90

$61.90
Save $21.00 (33.93%)
500mg
S137259-500mg
1

$161.90

$242.90
Save $81.00 (33.35%)
1g
S137259-1g
1

$305.90

$458.90
Save $153.00 (33.34%)
Enter a quantity for the sizes you want to add.
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Why this grade

Moligand™, ≥98% Moligand™ for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships Normal Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 5 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
1420043-53-3 | SULFAPHENAZOLE [MART.] | DivK1c_000303 | NSC-757859 | Prestwick0_000021 | Spectrum_001406 | MLS001056713 | Sulfafenazol (INN-Spanish) | HMS2095E03 | N'-(1-Phenylpyrazol-5-yl)sulfanilamide | Paidazolo | Prestwick_454 | Sulfaphenylpyrazol | 0
Specifications & Purity
Moligand™, ≥98%
Biochemical and Physiological Mechanisms
Selective, competitive CYP2C9 inhibitor (Ki = 0.3 µM). Blocks pro-inflammatory and atherogenic effects of linoleic acid (increase in oxidative stress and activation of AP-1) mediated by CYP2C9. Inhibits bradykinin-induced tPA release.
Storage
Room temperature
Shipped In
Normal
Grade
Moligand™
Action Type
INHIBITOR
Mechanism of action
Bacterial dihydropteroate synthase inhibitor
Note
Wherever possible, you should prepare and use solutions on the same day. However, if you need to make up stock solutions in advance, we recommend that you store the solution as aliquots in tightly sealed vials at -20°C. Generally, these will be useable for up to one month. Before use, and prior to opening the vial we recommend that you allow your product to equilibrate to room temperature for at least 1 hour. Need more advice on solubility, usage and handling? Please visit our frequently asked questions (FAQ) page for more details.
Purity
≥98%
Product Properties
ALogP1.5
Names and Identifiers
Pubchem Sid488179897
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179897
Canonical SmilesC1=CC=C(C=C1)N2C(=CC=N2)NS(=O)(=O)C3=CC=C(C=C3)N
IUPAC Name4-amino-N-(2-phenylpyrazol-3-yl)benzenesulfonamide
InChIKeyQWCJHSGMANYXCW-UHFFFAOYSA-N
INCHI1S/C15H14N4O2S/c16-12-6-8-14(9-7-12)22(20,21)18-15-10-11-17-19(15)13-4-2-1-3-5-13/h1-11,18H,16H2
Isomeric SMILES C1=CC=C(C=C1)N2C(=CC=N2)NS(=O)(=O)C3=CC=C(C=C3)N
PubChem CID 5335
Molecular Weight 314.362

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzoles
SubclassPyrazoles
Intermediate Tree Nodes Not available
Direct ParentPhenylpyrazoles
Alternative Parents Aminobenzenesulfonamides  Benzenesulfonyl compounds  Aniline and substituted anilines  Organosulfonamides  Heteroaromatic compounds  Aminosulfonyl compounds  Azacyclic compounds  Primary amines  Organopnictogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Aminobenzenesulfonamide - Phenylpyrazole - Benzenesulfonamide - Benzenesulfonyl group - Aniline or substituted anilines - Monocyclic benzene moiety - Benzenoid - Organosulfonic acid amide - Organic sulfonic acid or derivatives - Heteroaromatic compound - Aminosulfonyl compound - Sulfonyl - Organosulfonic acid or derivatives - Azacycle - Amine - Hydrocarbon derivative - Primary amine - Organic oxide - Organosulfur compound - Organonitrogen compound - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylpyrazoles. These are compounds containing a phenylpyrazole skeleton, which consists of a pyrazole bound to a phenyl group.
External Descriptors pyrazoles - substituted aniline - sulfonamide - primary amino compound - sulfonamide antibiotic
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CYP2C9 Tchem Cytochrome P450 2C9 (36 Activities)
Activity TypeActivity Value -log(M)Mechanism of ActionActivity ReferencePublications (PubMed IDs)
PDE5A Tclin Phosphodiesterase 5A (5113 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EGFR Tclin Epidermal growth factor receptor erbB1 (33727 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR1 Tclin Estrogen receptor alpha (17718 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HMGCR Tclin HMG-CoA reductase (2475 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
INSR Tclin Insulin receptor (5558 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PGR Tclin Progesterone receptor (8562 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB2 Tclin Beta-2 adrenergic receptor (11824 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM2 Tclin Muscarinic acetylcholine receptor M2 (10671 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB1 Tclin Beta-1 adrenergic receptor (6630 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1A Tclin Serotonin 1a (5-HT1a) receptor (14969 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AR Tclin Androgen Receptor (11781 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM1 Tclin Muscarinic acetylcholine receptor M1 (12690 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACE Tclin Angiotensin-converting enzyme (1423 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD2 Tclin Dopamine D2 receptor (23596 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MAOA Tclin Monoamine oxidase A (11911 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CNR1 Tclin Cannabinoid CB1 receptor (20913 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD1 Tclin Dopamine D1 receptor (9720 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD4 Tchem Dopamine D4 receptor (7907 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ACHE Tclin Acetylcholinesterase (18204 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS1 Tclin Cyclooxygenase-1 (9233 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A2 Tclin Norepinephrine transporter (10102 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH2 Tclin Histamine H2 receptor (5428 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1D Tclin Alpha-1d adrenergic receptor (4171 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR1B Tclin Serotonin 1b (5-HT1b) receptor (2801 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2A Tclin Serotonin 2a (5-HT2a) receptor (14758 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR2C Tclin Serotonin 2c (5-HT2c) receptor (11471 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADORA1 Tclin Adenosine A1 receptor (17603 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CALCR Tclin Calcitonin receptor (2215 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A4 Tclin Serotonin transporter (12625 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1A Tclin Alpha-1a adrenergic receptor (8359 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
PTGS2 Tclin Cyclooxygenase-2 (13999 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HRH1 Tclin Histamine H1 receptor (7573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA1B Tclin Alpha-1b adrenergic receptor (2912 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRM1 Tclin Mu opioid receptor (19785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
DRD3 Tclin Dopamine D3 receptor (14368 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AVPR1A Tclin Vasopressin V1a receptor (5412 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRD1 Tclin Delta opioid receptor (15096 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
OPRK1 Tclin Kappa opioid receptor (16155 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLC6A3 Tclin Dopamine transporter (10535 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HTR4 Tclin Serotonin 4 (5-HT4) receptor (2068 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ESR2 Tclin Estrogen receptor beta (9272 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CYSLTR1 Tclin Cysteinyl leukotriene receptor 1 (2118 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ERBB2 Tclin Receptor protein-tyrosine kinase erbB-2 (7851 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM4 Tclin Muscarinic acetylcholine receptor M4 (6041 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CHRM5 Tclin Muscarinic acetylcholine receptor M5 (4677 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
ERG11 Cytochrome P450 51 (617 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Agtr2 Angiotensin II type 2 (AT-2) receptor (803 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mc4r Melanocortin receptor 4 (1205 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Ltc4s Leukotriene C4 synthase (1 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Sigmar1 Sigma opioid receptor (160 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Npy1r Neuropeptide Y receptor type 1 (8 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Cckar Cholecystokinin A receptor (90 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nos2 Nitric oxide synthase, inducible (3573 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Hdac6 Histone deacetylase 6 (222 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mmp9 Matrix metalloproteinase 9 (38 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mycobacterium tuberculosis (203094 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mycobacterium tuberculosis variant bovis (1746 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Plasmodium falciparum (966862 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Vero (26788 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Npsr1 Neuropeptide S receptor (260 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Txnrd1 Thioredoxin reductase 1, cytoplasmic (45279 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Nfe2l2 Nuclear factor erythroid 2-related factor 2 (214 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
FTL Ferritin light chain (43324 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mycobacterium tuberculosis H37Rv (422 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Glra2 Glycine receptor (1745 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

16 results found

Lot NumberCertificate TypeDateItem
K2518212Certificate of AnalysisNov 26, 2025 S137259
K2512574Certificate of AnalysisNov 06, 2025 S137259
K2512575Certificate of AnalysisNov 06, 2025 S137259
K2512577Certificate of AnalysisNov 06, 2025 S137259
E2029086Certificate of AnalysisOct 14, 2025 S137259
C2316403Certificate of AnalysisDec 19, 2024 S137259
C2316396Certificate of AnalysisDec 19, 2024 S137259
C2316392Certificate of AnalysisDec 10, 2024 S137259
C2316404Certificate of AnalysisDec 10, 2024 S137259
K2425029Certificate of AnalysisNov 28, 2024 S137259
K2217226Certificate of AnalysisSep 04, 2024 S137259
I2227027Certificate of AnalysisJul 03, 2024 S137259
A2509322Certificate of AnalysisJun 29, 2024 S137259
A2224313Certificate of AnalysisNov 02, 2023 S137259
C2316347Certificate of AnalysisMar 02, 2023 S137259
A2224316Certificate of AnalysisJan 07, 2022 S137259

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Chemical and Physical Properties
Molecular Weight314.400 g/mol
XLogP31.500
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count4
Exact Mass314.084 Da
Monoisotopic Mass314.084 Da
Topological Polar Surface Area98.400 Ų
Heavy Atom Count22
Formal Charge0
Complexity451.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Zongwen Wang, Xiating Li, Feng Zhang, Yu Gao, Jintian Cheng, FengFu Fu.  (2023)  Regulating the Growth Rate of Gold Nanobipyramids via a HCl-NADH-Ascorbic Acid System toward a Dual-Channel Multicolor Colorimetric Immunoassay for Simultaneously Screening and Detecting Multiple Sulfonamides.  ANALYTICAL CHEMISTRY,      [PMID:37382204] [10.1021/acs.analchem.3c01928]
2. Jing Yuan, Chanyu Wang, Ying Gao, Jianmin Hu, Shengli Niu, Xiangying Meng, Tong Jia, Ronghuan Yin.  (2021)  Probing the molecular basis for sulfonamides recognition in surface molecularly imprinted polymers using computational and experimental approaches.  REACTIVE & FUNCTIONAL POLYMERS,      [PMID:] [10.1016/j.reactfunctpolym.2021.105105]
3. Sandip Mondal, Jianqiao Xu, Guosheng Chen, Siming Huang, Chuyu Huang, Li Yin, Gangfeng Ouyang.  (2018)  Solid-phase microextraction of antibiotics from fish muscle by using MIL-101(Cr)NH2-polyacrylonitrile fiber and their identification by liquid chromatography-tandem mass spectrometry.  ANALYTICA CHIMICA ACTA,      [PMID:30567665] [10.1016/j.aca.2018.09.060]
4. Zehua Song, Xiaomei Yu, Minghua Zhu, Zimeng Wu, Zhiqiang Fu, Jingwen Chen.  (2024)  Distinct Species-Specific and Toxigenic Metabolic Profiles for 6PPD and 6PPD Quinone by P450 Enzymes: Insights from In Vitro and In Silico Studies.  ENVIRONMENTAL SCIENCE & TECHNOLOGY,      [PMID:39120070] [10.1021/acs.est.4c03361]
5. Manxin Chen, Haiting Sun, Shunda Zhu, Hang Yu, Yungang Liu.  (2026)  Potent genotoxicity of phenytoin in adult male C57BL/6J mice, an effect requiring metabolic activation (possibly by Cyp2c enzymes).  CHEMICO-BIOLOGICAL INTERACTIONS,      [PMID:] [10.1016/j.cbi.2026.112017]
Solution Calculators
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