Vonoprazan Fumarate (TAK-438) - ≥98% , CAS No.1260141-27-2

CAS: 1260141-27-2 Cat. No.: T125625 Molecular Weight: 461.46 EC Number: 863-483-4 PubChem CID: 45375887
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
881681-00-1 , Vonoprazan | EN300-21682776 | UNII-4QW3X4AMLB | 1-(5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine xfumarate | BCP05635 | MFCD18633280 | s8016 | 1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
T125625-5mg
3
$9.90
25mg
T125625-25mg
3
$26.90
100mg
T125625-100mg
3
$77.90
500mg
T125625-500mg
3
$323.90
1g
T125625-1g
3
$416.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

TAK-438 is a novel P-CAB (potassium-competitive acid blocker) that reversibly inhibits H+/K+, ATPase with IC50 of 19 nM (pH 6.5), controls gastric acid secretion.

Specifications

Synonyms
881681-00-1 , Vonoprazan | EN300-21682776 | UNII-4QW3X4AMLB | 1-(5-(2-Fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine xfumarate | BCP05635 | MFCD18633280 | s8016 | 1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
TAK-438 is a pyrrole derivative with a chemical structure that is completely different from the P-CABs developed to date. TAK-438 inhibits gastric H+, K+-ATPase activity in a concentration-dependent manner. Under neutral conditions (pH 7.5), the inhibitor
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504770584
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504770584
Canonical SmilesCNCC1=CN(C(=C1)C2=CC=CC=C2F)S(=O)(=O)C3=CN=CC=C3.C(=CC(=O)O)C(=O)O
IUPAC Name(E)-but-2-enedioic acid;1-[5-(2-fluorophenyl)-1-pyridin-3-ylsulfonylpyrrol-3-yl]-N-methylmethanamine
InChIKeyROGSHYHKHPCCJW-WLHGVMLRSA-N
INCHI1S/C17H16FN3O2S.C4H4O4/c1-19-10-13-9-17(15-6-2-3-7-16(15)18)21(12-13)24(22,23)14-5-4-8-20-11-14;5-3(6)1-2-4(7)8/h2-9,11-12,19H,10H2,1H3;1-2H,(H,5,6)(H,7,8)/b;2-1+
Isomeric SMILES CNCC1=CN(C(=C1)C2=CC=CC=C2F)S(=O)(=O)C3=CN=CC=C3.C(=C/C(=O)O)\C(=O)O
Alternate CAS 881681-01-2,1260141-27-2
PubChem CID 45375887
MeSH Entry Terms 1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N-methylmethanamine;TAK 438;TAK-438;TAK438;Vonoprazan
Molecular Weight 461.46

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
ClassPyrroles
SubclassSubstituted pyrroles
Intermediate Tree Nodes Not available
Direct ParentPhenylpyrroles
Alternative Parents Pyridinesulfonamides  Aralkylamines  Fluorobenzenes  Unsaturated fatty acids  Aryl fluorides  Dicarboxylic acids and derivatives  Sulfonyls  Organosulfonic acids and derivatives  Heteroaromatic compounds  Dialkylamines  Carboxylic acids  Azacyclic compounds  Organofluorides  Carbonyl compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkNot available
Substituents 2-phenylpyrrole - Pyridine-3-sulfonamide - Fluorobenzene - Halobenzene - Aralkylamine - Aryl fluoride - Aryl halide - Monocyclic benzene moiety - Dicarboxylic acid or derivatives - Pyridine - Unsaturated fatty acid - Benzenoid - Fatty acid - Fatty acyl - Heteroaromatic compound - Sulfonyl - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Secondary amine - Azacycle - Secondary aliphatic amine - Carboxylic acid - Carboxylic acid derivative - Hydrocarbon derivative - Organic oxygen compound - Organic nitrogen compound - Organohalogen compound - Organofluoride - Organonitrogen compound - Carbonyl group - Organooxygen compound - Organosulfur compound - Organic oxide - Amine - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylpyrroles. These are polycyclic aromatic compounds containing a benzene ring linked to a pyrrole ring through a CC or CN bond.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Canis familiaris (36305 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 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.

7 results found

Lot NumberCertificate TypeDateItem
K22301088Certificate of AnalysisJun 09, 2026 T125625
K22301089Certificate of AnalysisJun 09, 2026 T125625
K22301091Certificate of AnalysisJun 09, 2026 T125625
K22301104Certificate of AnalysisSep 19, 2024 T125625
K2129201Certificate of AnalysisSep 21, 2023 T125625
K2130074Certificate of AnalysisSep 21, 2023 T125625
E1718008Certificate of AnalysisJan 12, 2023 T125625
Chemical and Physical Properties
SolubilityDMSO 62 mg/mL Water <1 mg/mL Ethanol <1 mg/mL
Molecular Weight461.500 g/mol
XLogP3
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count9
Rotatable Bond Count7
Exact Mass461.106 Da
Monoisotopic Mass461.106 Da
Topological Polar Surface Area147.000 Ų
Heavy Atom Count32
Formal Charge0
Complexity629.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count1
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds1
Covalently-Bonded Unit Count2
Citations of This Product
References
1. Luan Zhaohui, Liu Shuang, Wang Wei, Xu Kaige, Ye Shaosong, Dan Ruijue, Zhang Hong, Shu Zhenzhen, Wang Tongchuan, Fan Chaoqiang, Xing Malcolm, Yang Shiming.  (2022)  Aligned nanofibrous collagen membranes from fish swim bladder as a tough and acid-resistant suture for pH-regulated stomach perforation and tendon rupture.  Biomaterials Research,  26  (1): (1-20).  [PMID:36348451] [10.1186/s40824-022-00306-1]
Solution Calculators
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