4-Methyl-4-cyclohexene-1,2-dicarboxylic Anhydride - ≥98% , CAS No.3425-89-6

CAS: 3425-89-6 Cat. No.: M138698 Molecular Weight: 166.18 EC Number: 222-323-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Storage
Room temperature,Argon charged
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M138698-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$9.90
5g
M138698-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$12.90
25g
M138698-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$33.90
100g
M138698-100g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$119.90
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

Room temperature,Argon charged 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

Specifications & Purity
≥98%
Storage
Room temperature, Argon charged
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Canonical SmilesCC1=CCC2C(C1)C(=O)OC2=O
IUPAC Name5-methyl-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione
InChIKeyOEMSKMUAMXLNKL-UHFFFAOYSA-N
INCHI1S/C9H10O3/c1-5-2-3-6-7(4-5)9(11)12-8(6)10/h2,6-7H,3-4H2,1H3
Isomeric SMILES CC1=CCC2C(C1)C(=O)OC2=O
Molecular Weight 166.18
Reaxy-Rn 135751
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=135751&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
ClassIsobenzofurans
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentIsobenzofurans
Alternative Parents Dicarboxylic acids and derivatives  Tetrahydrofurans  Carboxylic acid anhydrides  Lactones  Oxacyclic compounds  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteropolycyclic compounds
Substituents Isobenzofuran - Dicarboxylic acid or derivatives - Tetrahydrofuran - Carboxylic acid anhydride - Lactone - Oxacycle - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as isobenzofurans. These are organic aromatic compounds containing an isobenzofuran 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.

4 results found

Lot NumberCertificate TypeDateItem
B2628497Certificate of AnalysisDec 11, 2025 M138698
B2628498Certificate of AnalysisDec 11, 2025 M138698
B2628499Certificate of AnalysisDec 11, 2025 M138698
B2628500Certificate of AnalysisDec 11, 2025 M138698
Chemical and Physical Properties
SolubilitySolubility in hot Toluene:almost transparency
SensitivityMoisture sensitive
Molecular Weight166.170 g/mol
XLogP30.700
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass166.063 Da
Monoisotopic Mass166.063 Da
Topological Polar Surface Area43.400 Ų
Heavy Atom Count12
Formal Charge0
Complexity277.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count2
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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