PA 8 - ≥98%(HPLC) , CAS No.878437-15-1

CAS: 878437-15-1 Cat. No.: P286844 Molecular Weight: 342.35 EC Number: 825-313-7 PubChem CID: 135511602
AVAILABLE TO ORDER
GRADE & PURITY ≥98%(HPLC)
Synonyms
MS-25238 | Z2734706286 | AT33706 | AKOS021652775 | PA-8 | HMS3431D05 | HY-133529 | SCHEMBL23547113 | EN300-1721635 | AKOS000619543 | DTXSID601113935 | AKOS040758424 | CCG-123141 | 2-amino-5-[3-methoxy-4-(prop-2-en-1-yloxy)phenyl]-3H,4H,5H,6H,7H,8H-pyrido[
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
P286844-5mg
3
$193.90
10mg
P286844-10mg
2
$299.90
25mg
P286844-25mg
1
$681.90
50mg
P286844-50mg
1
$1,237.90
100mg
P286844-100mg
1
$2,199.90
Enter a quantity for the sizes you want to add.
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Why this grade

≥98%(HPLC) 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Product description

PA-8 is a potent, selective and orally active PACAP type I (PAC1) receptor antagonist. PA-8 inhibits the phosphorylation of CREB induced by PACAP in PAC1-, but not VPAC1- or VPAC2-receptor. PA-8 also inhibits PACAP-induced cAMP elevation with an IC50 of 2 nM.

Specifications

Synonyms
MS-25238 | Z2734706286 | AT33706 | AKOS021652775 | PA-8 | HMS3431D05 | HY-133529 | SCHEMBL23547113 | EN300-1721635 | AKOS000619543 | DTXSID601113935 | AKOS040758424 | CCG-123141 | 2-amino-5-[3-methoxy-4-(prop-2-en-1-yloxy)phenyl]-3H, 4H, 5H, 6H, 7H, 8H-pyrido[
Specifications & Purity
≥98%(HPLC)
Biochemical and Physiological Mechanisms
PAC1receptor antagonist. Inhibits PACAP-induced CREB phosphorylation in PAC1, but not VPAC1or VPAC2, expressing cells. Also inhibits PACAP-induced increases in cAMP levelsin vitro(IC50= 2 nM) and PACAP-induced aversive responses and mechanical allodynia f
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%(HPLC)
Names and Identifiers
Pubchem Sid488202956
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488202956
Canonical SmilesCOC1=C(C=CC(=C1)C2CC(=O)NC3=C2C(=O)NC(=N3)N)OCC=C
IUPAC Name2-amino-5-(3-methoxy-4-prop-2-enoxyphenyl)-3,5,6,8-tetrahydropyrido[2,3-d]pyrimidine-4,7-dione
InChIKeyDCSWTWUTSKSXOV-UHFFFAOYSA-N
INCHI1S/C17H18N4O4/c1-3-6-25-11-5-4-9(7-12(11)24-2)10-8-13(22)19-15-14(10)16(23)21-17(18)20-15/h3-5,7,10H,1,6,8H2,2H3,(H4,18,19,20,21,22,23)
Isomeric SMILES COC1=C(C=CC(=C1)C2CC(=O)NC3=C2C(=O)NC(=N3)N)OCC=C
PubChem CID 135511602
Molecular Weight 342.35

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
ClassPyridopyrimidines
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyridopyrimidines
Alternative Parents Phenoxy compounds  Methoxybenzenes  Anisoles  Pyrimidones  Alkyl aryl ethers  Aminopyrimidines and derivatives  Pyridines and derivatives  Vinylogous amides  Heteroaromatic compounds  Secondary carboxylic acid amides  Amino acids and derivatives  Lactams  Azacyclic compounds  Carbonyl compounds  Hydrocarbon derivatives  Organic oxides  Primary amines  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Pyridopyrimidine - Phenoxy compound - Phenol ether - Anisole - Methoxybenzene - Alkyl aryl ether - Aminopyrimidine - Pyrimidone - Monocyclic benzene moiety - Pyridine - Benzenoid - Pyrimidine - Heteroaromatic compound - Vinylogous amide - Amino acid or derivatives - Carboxamide group - Lactam - Secondary carboxylic acid amide - Azacycle - Ether - Carboxylic acid derivative - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Carbonyl group - Primary amine - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Amine - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyridopyrimidines. These are compounds containing a pyridopyrimidine, which consists of a pyridine fused to a pyrimidine. Pyridine is 6-membered ring consisting of five carbon atoms and a nitrogen atom. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Mus musculus (284745 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.

11 results found

Lot NumberCertificate TypeDateItem
C2620016Certificate of AnalysisMar 31, 2026 P286844
D23181060Certificate of AnalysisFeb 04, 2026 P286844
D23181071Certificate of AnalysisFeb 04, 2026 P286844
D23181072Certificate of AnalysisFeb 04, 2026 P286844
D23181076Certificate of AnalysisFeb 04, 2026 P286844
D23181098Certificate of AnalysisFeb 04, 2026 P286844
D23181112Certificate of AnalysisFeb 04, 2026 P286844
D23181113Certificate of AnalysisFeb 04, 2026 P286844
D23181257Certificate of AnalysisFeb 04, 2026 P286844
D23181270Certificate of AnalysisFeb 04, 2026 P286844
D23181331Certificate of AnalysisFeb 04, 2026 P286844

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Chemical and Physical Properties
SolubilitySolvent:DMSO, Max Conc. mg/mL: 17.12, Max Conc. mM: 50
Molecular Weight342.350 g/mol
XLogP30.100
Hydrogen Bond Donor Count3
Hydrogen Bond Acceptor Count5
Rotatable Bond Count5
Exact Mass342.133 Da
Monoisotopic Mass342.133 Da
Topological Polar Surface Area115.000 Ų
Heavy Atom Count25
Formal Charge0
Complexity643.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
Reviews

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