Ropinirole hydrochloride - ≥99% , D2-like dopamine receptor agonist, CAS No.91374-20-8, D2-like dopamine receptor agonist

CAS: 91374-20-8 Cat. No.: R274791 Molecular Weight: 296.84 EC Number: 635-615-9 PubChem CID: 68727
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
A843815 | Ropinirolhydrochloride | SW199044-2 | EU-0101101 | SCHEMBL40760 | DTXCID00161024 | Ropinirole for peak identification 3 | Ropinirole (as hydrochloride) | SK&F-101468A | SK&F-101468-A | 4-(2-(DIPROPYLAMINO)ETHYL)-1,3-DIHYDRO-2H-INDOL-2-ONE MONOHY
Storage
Store at -20°C,Desiccated
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
10mg
R274791-10mg
3

$11.90

$17.90
Save $6.00 (33.52%)
50mg
R274791-50mg
3

$42.90

$64.90
Save $22.00 (33.90%)
100mg
R274791-100mg
3

$58.90

$88.90
Save $30.00 (33.75%)
250mg
R274791-250mg
2

$87.90

$131.90
Save $44.00 (33.36%)
1g
R274791-1g
1

$219.90

$329.90
Save $110.00 (33.34%)
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🧪

Why this grade

≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C,Desiccated 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.

Specifications

Synonyms
A843815 | Ropinirolhydrochloride | SW199044-2 | EU-0101101 | SCHEMBL40760 | DTXCID00161024 | Ropinirole for peak identification 3 | Ropinirole (as hydrochloride) | SK&F-101468A | SK&F-101468-A | 4-(2-(DIPROPYLAMINO)ETHYL)-1, 3-DIHYDRO-2H-INDOL-2-ONE MONOHY
Specifications & Purity
≥99%
Biochemical and Physiological Mechanisms
Selective D 2 -like receptor agonist. Displays high affinity for D 2 and D 3 but little for D 1 receptors (K i values are 7.2, 22 and >7000 nM, respectively). Shows anti-Parkinsonian activity.
Storage
Store at -20°C, Desiccated
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
AGONIST
Mechanism of action
D2-like dopamine receptor agonist
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
≥99%
Names and Identifiers
Pubchem Sid504754307
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504754307
Canonical SmilesCCCN(CCC)CCC1=C2CC(=O)NC2=CC=C1.Cl
IUPAC Name4-[2-(dipropylamino)ethyl]-1,3-dihydroindol-2-one;hydrochloride
InChIKeyXDXHAEQXIBQUEZ-UHFFFAOYSA-N
INCHI1S/C16H24N2O.ClH/c1-3-9-18(10-4-2)11-8-13-6-5-7-15-14(13)12-16(19)17-15;/h5-7H,3-4,8-12H2,1-2H3,(H,17,19);1H
Isomeric SMILES CCCN(CCC)CCC1=C2CC(=O)NC2=CC=C1.Cl
PubChem CID 68727
Molecular Weight 296.84

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
ClassIndoles and derivatives
SubclassIndolines
Intermediate Tree Nodes Not available
Direct ParentIndolines
Alternative Parents Phenethylamines  Aralkylamines  Trialkylamines  Secondary carboxylic acid amides  Lactams  Amino acids and derivatives  Azacyclic compounds  Organopnictogen compounds  Organic oxides  Hydrochlorides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Dihydroindole - Phenethylamine - Aralkylamine - Benzenoid - Amino acid or derivatives - Carboxamide group - Lactam - Secondary carboxylic acid amide - Tertiary amine - Tertiary aliphatic amine - Carboxylic acid derivative - Azacycle - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Amine - Organic oxygen compound - Carbonyl group - Organic nitrogen compound - Hydrochloride - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as indolines. These are compounds containing an indole moiety, which consists of pyrrolidine ring fused to benzene to form 2,3-dihydroindole.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
ABL1 Tclin Tyrosine-protein kinase ABL (18331 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRB2 Tclin Beta-2 adrenergic receptor (11824 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
ADRA2A Tclin Alpha-2a adrenergic receptor (9450 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AGTR1 Tclin Type-1 angiotensin II receptor (5176 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
KCNH2 Tclin HERG (29587 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GSK3B Tclin Glycogen synthase kinase-3 beta (11785 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CSNK1D Tchem Casein kinase I delta (4546 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
S1PR1 Tclin Sphingosine 1-phosphate receptor Edg-1 (5806 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CDK2 Tchem Cyclin-dependent kinase 2 (9050 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GLP1R Tclin Glucagon-like peptide 1 receptor (111429 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
C5AR1 Tclin C5a anaphylatoxin chemotactic receptor (2677 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
AURKA Tchem Serine/threonine-protein kinase Aurora-A (10240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
U2OS (164939 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CX3CR1 Tchem C-X3-C chemokine receptor 1 (1686 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
FPR2 Tchem Lipoxin A4 receptor (3472 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
FFAR4 Tchem G-protein coupled receptor 120 (2999 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
APEX1 Tchem DNA-(apurinic or apyrimidinic site) lyase (38016 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
EHMT2 Tchem Histone-lysine N-methyltransferase, H3 lysine-9 specific 3 (93046 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BRD4 Tchem Bromodomain-containing protein 4 (13122 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BLM Tchem Bloom syndrome protein (4248 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
GPR35 Tchem G-protein coupled receptor 35 (2643 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B1 Tchem Solute carrier organic anion transporter family member 1B1 (2672 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SLCO1B3 Tchem Solute carrier organic anion transporter family member 1B3 (2517 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TRIM24 Tchem Transcription intermediary factor 1-alpha (2087 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
BRPF1 Tchem Peregrin (2217 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HEK-293T (167025 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Aplnr Apelin receptor (201 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mapk1 MAP kinase ERK2 (650 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Fgfr3 Fibroblast growth factor receptor 3 (21 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
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Gpr119 Glucose-dependent insulinotropic receptor (270 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
SARS-CoV-2 (38078 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.

8 results found

Lot NumberCertificate TypeDateItem
F2210057Certificate of AnalysisMar 18, 2026 R274791
F2210058Certificate of AnalysisMar 18, 2026 R274791
F2210181Certificate of AnalysisMar 18, 2026 R274791
F2210182Certificate of AnalysisMar 18, 2026 R274791
D2422355Certificate of AnalysisOct 29, 2025 R274791
D2422356Certificate of AnalysisOct 29, 2025 R274791
D2422357Certificate of AnalysisOct 29, 2025 R274791
F2210183Certificate of AnalysisMay 23, 2022 R274791
Chemical and Physical Properties
Solubility≥14.95 mg/mL in H2O; ≥2.5 mg/mL in EtOH with gentle warming and ultrasonic; ≥6.73 mg/mL in DMSO with ultrasonic
Molecular Weight296.830 g/mol
XLogP3
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count7
Exact Mass296.166 Da
Monoisotopic Mass296.166 Da
Topological Polar Surface Area32.299 Ų
Heavy Atom Count20
Formal Charge0
Complexity286.000
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 Count2
Solution Calculators
Reviews

Customer Reviews

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