PF-3716556 - ≥98% , CAS No.928774-43-0

CAS: 928774-43-0 Cat. No.: E129590 Molecular Weight: 394.47
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
NCGC00346889-01 | 8-[[(4R)-3,4-Dihydro-5-methyl-2H-1- benzopyran-4-yl]amino]-N-(2-hydroxyethyl)-N,2-dimethyl-imidazo[1,2-a]pyridine-6-carboxamide | PF03716556 | PF-03716556 | Imidazo(1,2-a)pyridine-6-carboxamide, 8-(((4R)-3,4-dihydro-5-methyl-2H-1-benzopy
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
E129590-10mg
3
$105.90
50mg
E129590-50mg
2
$285.90
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 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

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

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Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

PF 3716556 is a potent and selective P-CAB (potassium-competitive acid blocker), with pIC50 of 6.026 and 7.095 for the inhibition of porcine H+,K+-ATPase activity in ion-leaky and ion-tight assay, respectively, inhibits gastric acid secretion, displays no activity at Na+,K+-ATPase, used for the treatment of gastroesophageal reflux disease.
A highly selective H+,K+-ATPase inhibitor that is more potent in acidic conditions.

Specifications

Synonyms
NCGC00346889-01 | 8-[[(4R)-3, 4-Dihydro-5-methyl-2H-1- benzopyran-4-yl]amino]-N-(2-hydroxyethyl)-N, 2-dimethyl-imidazo[1, 2-a]pyridine-6-carboxamide | PF03716556 | PF-03716556 | Imidazo(1, 2-a)pyridine-6-carboxamide, 8-(((4R)-3, 4-dihydro-5-methyl-2H-1-benzopy
Specifications & Purity
≥98%
Biochemical and Physiological Mechanisms
H+, K+-ATPase inhibitor (pIC50= 6 in human recombinant ion-leaky assays); more potent in acidic conditions. Highly selective for H+, K+-ATPasein vitro; displays no activity at Na+, K+-ATPase. Also displays selectivity for H+, K+-ATPase over a range of 50 rece
Legal Information
Sold for only research purposes
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Canonical SmilesCC1=C2C(CCOC2=CC=C1)NC3=CC(=CN4C3=NC(=C4)C)C(=O)N(C)CCO
IUPAC NameN-(2-hydroxyethyl)-N,2-dimethyl-8-[[(4R)-5-methyl-3,4-dihydro-2H-chromen-4-yl]amino]imidazo[1,2-a]pyridine-6-carboxamide
InChIKeyYBHKBMJREUZHOV-QGZVFWFLSA-N
INCHI1S/C22H26N4O3/c1-14-5-4-6-19-20(14)17(7-10-29-19)24-18-11-16(22(28)25(3)8-9-27)13-26-12-15(2)23-21(18)26/h4-6,11-13,17,24,27H,7-10H2,1-3H3/t17-/m1/s1
Isomeric SMILES CC1=C2[C@@H](CCOC2=CC=C1)NC3=CC(=CN4C3=NC(=C4)C)C(=O)N(C)CCO
WGK Germany 3
Molecular Weight 394.47
Reaxy-Rn 12878083
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=12878083&ln=

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.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBenzopyrans
Subclass1-benzopyrans
Intermediate Tree Nodes Not available
Direct Parent1-benzopyrans
Alternative Parents Imidazo[1,2-a]pyridines  Imidazopyridines  Pyridinecarboxamides  Alkyl aryl ethers  Aminopyridines and derivatives  Aralkylamines  Secondary alkylarylamines  N-substituted imidazoles  Benzenoids  Tertiary carboxylic acid amides  Vinylogous amides  Heteroaromatic compounds  Amino acids and derivatives  Azacyclic compounds  Oxacyclic compounds  Alkanolamines  Hydrocarbon derivatives  Organic oxides  Primary alcohols  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents 1-benzopyran - Imidazo[1,2-a]pyridine - Imidazopyridine - Pyridinecarboxamide - Pyridine carboxylic acid or derivatives - Alkyl aryl ether - Aminopyridine - Aralkylamine - Secondary aliphatic/aromatic amine - N-substituted imidazole - Pyridine - Benzenoid - Azole - Imidazole - Heteroaromatic compound - Vinylogous amide - Tertiary carboxylic acid amide - Amino acid or derivatives - Carboxamide group - Secondary amine - Azacycle - Oxacycle - Carboxylic acid derivative - Ether - Alkanolamine - Organic nitrogen compound - Primary alcohol - Alcohol - Amine - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organonitrogen compound - Organooxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1-benzopyrans. These are organic aromatic compounds that 1-benzopyran, a bicyclic compound made up of a benzene ring fused to a pyran, so that the oxygen atom is at the 1-position.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

3 results found

Lot NumberCertificate TypeDateItem
B1527014Certificate of AnalysisApr 15, 2026 E129590
L2325093Certificate of AnalysisOct 11, 2025 E129590
L2314069Certificate of AnalysisSep 17, 2025 E129590
Chemical and Physical Properties
SolubilitySolvent:DMSO, Max Conc. mg/mL: 39.45, Max Conc. mM: 100
Molecular Weight394.500 g/mol
XLogP32.900
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count5
Exact Mass394.2 Da
Monoisotopic Mass394.2 Da
Topological Polar Surface Area79.100 Ų
Heavy Atom Count29
Formal Charge0
Complexity576.000
Isotope Atom Count0
Defined Atom Stereocenter Count1
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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