Diheptyl phthalate - ≥98% , CAS No.3648-21-3

CAS: 3648-21-3 Cat. No.: D113355 Molecular Weight: 362.5 Beilstein Registry Number: 2336623 EC Number: 222-885-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Phthalic acid, bis-n-heptyl ester 100 microg/mL in Acetonitrile | 1,2-Benzenedicarboxylic acid diheptyl ester | BIDD:ER0462 | HSDB 344 | FT-0624936 | CHEBI:34677 | HY-W011103 | 1,2-Benzenedicarboxylic acid, diheptyl ester | Tox21_303892 | SY040431 | C22H3
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D113355-1g
1
$20.90
5g
D113355-5g
3
$81.90
10g
D113355-10g
5
$129.90
50g
D113355-50g
4
$451.90
250g
D113355-250g
3
$1,577.90
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 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Phthalic acid, bis-n-heptyl ester 100 microg/mL in Acetonitrile | 1, 2-Benzenedicarboxylic acid diheptyl ester | BIDD:ER0462 | HSDB 344 | FT-0624936 | CHEBI:34677 | HY-W011103 | 1, 2-Benzenedicarboxylic acid, diheptyl ester | Tox21_303892 | SY040431 | C22H3
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488182538
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488182538
Canonical SmilesCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC
IUPAC Namediheptyl benzene-1,2-dicarboxylate
InChIKeyJQCXWCOOWVGKMT-UHFFFAOYSA-N
INCHI1S/C22H34O4/c1-3-5-7-9-13-17-25-21(23)19-15-11-12-16-20(19)22(24)26-18-14-10-8-6-4-2/h11-12,15-16H,3-10,13-14,17-18H2,1-2H3
Isomeric SMILES CCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC
WGK Germany 3
RTECS TI1090000
Molecular Weight 362.5
Beilstein 2336623
Reaxy-Rn 2336623
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2336623&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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassBenzoic acids and derivatives
Intermediate Tree Nodes Not available
Direct ParentBenzoic acid esters
Alternative Parents Benzoyl derivatives  Dicarboxylic acids and derivatives  Carboxylic acid esters  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzoate ester - Benzoyl - Dicarboxylic acid or derivatives - Carboxylic acid ester - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid.
External Descriptors diester - phthalate ester
3D Structure
Interactive Chemical Structure Model





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.

11 results found

Lot NumberCertificate TypeDateItem
H2231424Certificate of AnalysisJun 09, 2026 D113355
H2231431Certificate of AnalysisJun 09, 2026 D113355
H2231432Certificate of AnalysisJun 09, 2026 D113355
G2504120Certificate of AnalysisJul 15, 2025 D113355
E2417414Certificate of AnalysisMar 20, 2024 D113355
E2417424Certificate of AnalysisMar 20, 2024 D113355
B2505129Certificate of AnalysisJun 22, 2022 D113355
B2505132Certificate of AnalysisJun 22, 2022 D113355
L2416710Certificate of AnalysisJun 22, 2022 D113355
F2316976Certificate of AnalysisMar 15, 2021 D113355
L2416661Certificate of AnalysisMar 15, 2021 D113355

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Chemical and Physical Properties
SolubilitySparingly soluble in water
Refractive Index1.483-1.485
Flash Point(°F)235.4 °F - closed cup
Flash Point(°C)113 °C - closed cup
Boil Point(°C)194-196°C
Melt Point(°C)-46°C
Molecular Weight362.500 g/mol
XLogP38.000
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count16
Exact Mass362.246 Da
Monoisotopic Mass362.246 Da
Topological Polar Surface Area52.600 Ų
Heavy Atom Count26
Formal Charge0
Complexity344.000
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
Citations of This Product
References
1. Leng Yue, Sun Yonghai, Huang Wei, Lv Chengyu, Cui Jingyan, Li Tiezhu, Wang Yongjun.  (2021)  Identification of dicyclohexyl phthalate as a glucocorticoid receptor antagonist by molecular docking and multiple in vitro methods.  MOLECULAR BIOLOGY REPORTS,  48  (4): (3145-3154).  [PMID:33881729] [10.1007/s11033-021-06303-2]
Solution Calculators
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