Sulfo-KMUS - ≥98% , CAS No.211236-68-9

CAS: 211236-68-9 Cat. No.: S302776 Molecular Weight: 480.46 EC Number: 842-238-5 PubChem CID: 5066232
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
n-(11-maleimidoundecanoyloxy)sulfosuccinimide sodium salt | 11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester | n-(11-maleimidoundecanoyloxy)sulfosuccinimidesodiumsalt | C93445 | Sodium 1-((11-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)undecanoyl)oxy)-2,5
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25mg
S302776-25mg
1
$125.90
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Why this grade

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

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads 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.

📚

Literature proof

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

Specifications

Synonyms
n-(11-maleimidoundecanoyloxy)sulfosuccinimide sodium salt | 11-Maleimidoundecanoic Acid Sulfo-N-Succinimidyl Ester | n-(11-maleimidoundecanoyloxy)sulfosuccinimidesodiumsalt | C93445 | Sodium 1-((11-(2, 5-dioxo-2, 5-dihydro-1H-pyrrol-1-yl)undecanoyl)oxy)-2, 5
Specifications & Purity
≥98%
Storage
Protected from light, Store at -20°C, Argon charged
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
Canonical SmilesC1C(C(=O)N(C1=O)OC(=O)CCCCCCCCCCN2C(=O)C=CC2=O)S(=O)(=O)[O-].[Na+]
IUPAC Namesodium;1-[11-(2,5-dioxopyrrol-1-yl)undecanoyloxy]-2,5-dioxopyrrolidine-3-sulfonate
InChIKeyMKNJJMHQBYVHRS-UHFFFAOYSA-M
INCHI1S/C19H26N2O9S.Na/c22-15-10-11-16(23)20(15)12-8-6-4-2-1-3-5-7-9-18(25)30-21-17(24)13-14(19(21)26)31(27,28)29;/h10-11,14H,1-9,12-13H2,(H,27,28,29);/q;+1/p-1
Isomeric SMILES C1C(C(=O)N(C1=O)OC(=O)CCCCCCCCCCN2C(=O)C=CC2=O)S(=O)(=O)[O-].[Na+]
PubChem CID 5066232
Molecular Weight 480.46

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
ClassPyrrolidines
SubclassPyrrolidones
Intermediate Tree Nodes Not available
Direct ParentMaleimides
Alternative Parents Pyrrolidine-2-ones  N-substituted carboxylic acid imides  Sulfonyls  Pyrrolines  Organosulfonic acids  Alkanesulfonic acids  Dicarboximides  Lactams  Azacyclic compounds  Monocarboxylic acids and derivatives  Organonitrogen compounds  Hydrocarbon derivatives  Organic oxides  Carbonyl compounds  Organic sodium salts  Organic cations  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Maleimide - Carboxylic acid imide, n-substituted - 2-pyrrolidone - Carboxylic acid imide - Dicarboximide - Pyrroline - Organic sulfonic acid or derivatives - Organosulfonic acid or derivatives - Organosulfonic acid - Sulfonyl - Alkanesulfonic acid - Lactam - Monocarboxylic acid or derivatives - Azacycle - Organic alkali metal salt - Carboxylic acid derivative - Hydrocarbon derivative - Carbonyl group - Organic oxygen compound - Organosulfur compound - Organooxygen compound - Organonitrogen compound - Organic oxide - Organic nitrogen compound - Organic salt - Organic sodium salt - Organic cation - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as maleimides. These are compounds containing a 2,5-pyrroledione moiety.
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.

1 results found

Lot NumberCertificate TypeDateItem
F2504434Certificate of AnalysisMay 29, 2025 S302776
Chemical and Physical Properties
SensitivityLight Sensitive,Moisture Sensitive,Heat Sensitive
Molecular Weight480.500 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count9
Rotatable Bond Count14
Exact Mass480.118 Da
Monoisotopic Mass480.118 Da
Topological Polar Surface Area167.000 Ų
Heavy Atom Count32
Formal Charge0
Complexity849.000
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 Count2
Solution Calculators
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