Hexahydro-4-methylphthalic anhydride, mixture of cis and trans - ≥98% , CAS No.19438-60-9

CAS: 19438-60-9 Cat. No.: H132308 Molecular Weight: 168.19 EC Number: 243-072-0
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Citriodiol | 5-Methyl-hexahydro-isobenzofuran-1,3-dione | 5-Methylhexahydroisobenzofuran-1,3-dione | A813731 | Hexahydro-4-methylphthalic anhydride | FKBMTBAXDISZGN-UHFFFAOYSA-N | SCHEMBL105843 | H11995 | 1,3-ISOBENZOFURANDIONE,HEXAHYDROMETHYL- | N-Methyl
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
H132308-25g
3
$9.90
100g
H132308-100g
4
$19.90
500g
H132308-500g
2
$37.90
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

Argon charged,Room temperature Ships Normal 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.

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Literature proof

Cited in 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Citriodiol | 5-Methyl-hexahydro-isobenzofuran-1, 3-dione | 5-Methylhexahydroisobenzofuran-1, 3-dione | A813731 | Hexahydro-4-methylphthalic anhydride | FKBMTBAXDISZGN-UHFFFAOYSA-N | SCHEMBL105843 | H11995 | 1, 3-ISOBENZOFURANDIONE, HEXAHYDROMETHYL- | N-Methyl
Specifications & Purity
≥98%
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488186373
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186373
Canonical SmilesCC1CCC2C(C1)C(=O)OC2=O
IUPAC Name5-methyl-3a,4,5,6,7,7a-hexahydro-2-benzofuran-1,3-dione
InChIKeyFKBMTBAXDISZGN-UHFFFAOYSA-N
INCHI1S/C9H12O3/c1-5-2-3-6-7(4-5)9(11)12-8(6)10/h5-7H,2-4H2,1H3
Isomeric SMILES CC1CCC2C(C1)C(=O)OC2=O
WGK Germany 1
Molecular Weight 168.19
Reaxy-Rn 145632
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=145632&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.

11 results found

Lot NumberCertificate TypeDateItem
E2615192Certificate of AnalysisMay 19, 2026 H132308
F2427033Certificate of AnalysisApr 02, 2026 H132308
K1826084Certificate of AnalysisJan 26, 2026 H132308
C2230025Certificate of AnalysisOct 21, 2025 H132308
C2230029Certificate of AnalysisOct 21, 2025 H132308
C2230033Certificate of AnalysisOct 21, 2025 H132308
C2230034Certificate of AnalysisOct 21, 2025 H132308
C2230043Certificate of AnalysisOct 21, 2025 H132308
B2310585Certificate of AnalysisNov 18, 2024 H132308
B2310217Certificate of AnalysisNov 18, 2024 H132308
G1726006Certificate of AnalysisMay 11, 2023 H132308

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Chemical and Physical Properties
SensitivityMoisture Sensitive
Refractive Index1.48
Flash Point(°F)235.4 °F
Flash Point(°C)113 °C
Molecular Weight168.190 g/mol
XLogP31.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Exact Mass168.079 Da
Monoisotopic Mass168.079 Da
Topological Polar Surface Area43.400 Ų
Heavy Atom Count12
Formal Charge0
Complexity234.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count3
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Citations of This Product
References
1. Siyao Chen, Jinping Li, Haofan Shi, Xuliang Chen, Guo Liu, Songhe Meng, Jian Lu.  (2022)  Lightweight and geometrically complex ceramics derived from 4D printed shape memory precursor with reconfigurability and programmability for sensing and actuation applications.  CHEMICAL ENGINEERING JOURNAL,      [PMID:] [10.1016/j.cej.2022.140655]
2. Yue Qin, Mengdi Chen, Jinzhao Li, Yuechuan Wang.  (2022)  Synthesis and properties of cycloaliphatic diepoxides containing fluorinated linker.  JOURNAL OF APPLIED POLYMER SCIENCE,  139  (41): (e52996).  [PMID:] [10.1002/app.52996]
Solution Calculators
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