5-Bromo-1-methyl-2-oxoindoline - ≥96% , CAS No.20870-90-0

CAS: 20870-90-0 Cat. No.: B182696 Molecular Weight: 226.07 EC Number: 689-829-2
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
5-Bromo-1-methyl-2-oxoindoline | STK500303 | 5-bromo-1-methyl-3H-indol-2-one | SB35239 | 1-methyl-5-bromo-3H-indole-2-one | SCHEMBL746154 | 5-bromo-1-methylindolin-2-one | 5-bromo-1-methyl-2,3-dihydro-1H-indol-2-one | 5-bromo-1-methyl-2-oxoindoline, Aldri
Storage
Room temperature,Desiccated
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
250mg
B182696-250mg
3

$22.90

$34.90
Save $12.00 (34.38%)
1g
B182696-1g
3

$27.90

$41.90
Save $14.00 (33.41%)
5g
B182696-5g
2

$138.90

$208.90
Save $70.00 (33.51%)
25g
B182696-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$486.90

$730.90
Save $244.00 (33.38%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥96% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Desiccated 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
5-Bromo-1-methyl-2-oxoindoline | STK500303 | 5-bromo-1-methyl-3H-indol-2-one | SB35239 | 1-methyl-5-bromo-3H-indole-2-one | SCHEMBL746154 | 5-bromo-1-methylindolin-2-one | 5-bromo-1-methyl-2, 3-dihydro-1H-indol-2-one | 5-bromo-1-methyl-2-oxoindoline, Aldri
Specifications & Purity
≥96%
Storage
Room temperature, Desiccated
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Canonical SmilesCN1C(=O)CC2=C1C=CC(=C2)Br
IUPAC Name5-bromo-1-methyl-3H-indol-2-one
InChIKeyWARSUKBSFLACOI-UHFFFAOYSA-N
INCHI1S/C9H8BrNO/c1-11-8-3-2-7(10)4-6(8)5-9(11)12/h2-4H,5H2,1H3
Isomeric SMILES CN1C(=O)CC2=C1C=CC(=C2)Br
Molecular Weight 226.07
Reaxy-Rn 132217
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=132217&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.

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
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentIndoles and derivatives
Alternative Parents Benzenoids  Aryl bromides  Tertiary carboxylic acid amides  Lactams  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Indole or derivatives - Aryl bromide - Aryl halide - Benzenoid - Tertiary carboxylic acid amide - Carboxamide group - Lactam - Carboxylic acid derivative - Azacycle - Organic nitrogen compound - Organonitrogen compound - Organobromide - Organohalogen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Carbonyl group - Organic oxygen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as indoles and derivatives. These are organic compounds containing an indole, which is a bicyclic ring system made up of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

4 results found

Lot NumberCertificate TypeDateItem
J2515241Certificate of AnalysisAug 11, 2025 B182696
J2515242Certificate of AnalysisAug 11, 2025 B182696
J2515243Certificate of AnalysisAug 11, 2025 B182696
J2524769Certificate of AnalysisAug 11, 2025 B182696
Chemical and Physical Properties
Molecular Weight226.070 g/mol
XLogP31.600
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass224.979 Da
Monoisotopic Mass224.979 Da
Topological Polar Surface Area20.300 Ų
Heavy Atom Count12
Formal Charge0
Complexity207.000
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
Solution Calculators
Reviews

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