Monohexyl Phthalate - ≥98% , CAS No.24539-57-9

CAS: 24539-57-9 Cat. No.: M134375 Molecular Weight: 250.29 Beilstein Registry Number: 9(3)4107 EC Number: 246-302-8
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Hexyl hydrogen phthalate | Monohexyl Phthalate | mono-hexyl phthalate | P1313 | AI3-06032 | Mono-n-hexyl phthalate | D92105 | Phthalic Acid Monohexyl Ester | SCHEMBL302874 | AKOS037646016 | 2-(Hexyloxycarbonyl)benzoic acid | 2-hexoxycarbonylbenzoic acid |
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
M134375-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$40.90

$61.90
Save $21.00 (33.93%)
5g
M134375-5g
3

$137.90

$206.90
Save $69.00 (33.35%)
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Why this grade

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

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Storage & shipping

Store at 2-8°C Ships Wet ice 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 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
Hexyl hydrogen phthalate | Monohexyl Phthalate | mono-hexyl phthalate | P1313 | AI3-06032 | Mono-n-hexyl phthalate | D92105 | Phthalic Acid Monohexyl Ester | SCHEMBL302874 | AKOS037646016 | 2-(Hexyloxycarbonyl)benzoic acid | 2-hexoxycarbonylbenzoic acid |
Specifications & Purity
≥98%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥98%
Names and Identifiers
Pubchem Sid504756030
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504756030
Canonical SmilesCCCCCCOC(=O)C1=CC=CC=C1C(=O)O
IUPAC Name2-hexoxycarbonylbenzoic acid
InChIKeyXOSNGXNHDRYFEF-UHFFFAOYSA-N
INCHI1S/C14H18O4/c1-2-3-4-7-10-18-14(17)12-9-6-5-8-11(12)13(15)16/h5-6,8-9H,2-4,7,10H2,1H3,(H,15,16)
Isomeric SMILES CCCCCCOC(=O)C1=CC=CC=C1C(=O)O
Molecular Weight 250.29
Beilstein 9(3)4107
Reaxy-Rn 3301470
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3301470&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 Benzoic acids  Benzoyl derivatives  Dicarboxylic acids and derivatives  Carboxylic acid esters  Carboxylic acids  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzoate ester - Benzoic acid - Benzoyl - Dicarboxylic acid or derivatives - Carboxylic acid ester - Carboxylic acid - 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 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
J1823137Certificate of AnalysisJan 29, 2026 M134375
J1823136Certificate of AnalysisJan 29, 2026 M134375
G2030087Certificate of AnalysisJan 05, 2026 M134375
G2030086Certificate of AnalysisJan 05, 2026 M134375
Chemical and Physical Properties
SensitivityHeat Sensitive
Flash Point(°C)142 °C
Melt Point(°C)12 °C
Molecular Weight250.290 g/mol
XLogP34.200
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count8
Exact Mass250.121 Da
Monoisotopic Mass250.121 Da
Topological Polar Surface Area63.600 Ų
Heavy Atom Count18
Formal Charge0
Complexity275.000
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. Luxiu Li, Ya Cui, Lingling Ren, Chunyang Li, Yehao Liu, Zhongxiu Jin.  (2021)  Magnetic dummy molecularly imprinted polymer nanoparticles as sorbent for dispersive solid-phase microextraction of phthalate monoesters in human urine samples.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2021.106266]
2. Ning Wang, Nan Zhang, Mei-Ling Sun, Yan Sun, Qing-Yu Dong, Yu Wang, Zeng-Tian Gu, Hai-Tao Ding, Qi-Long Qin, Yong Jiang, Xiu-Lan Chen, Yu-Zhong Zhang, Chao Gao, Chun-Yang Li.  (2024)  Molecular insights into the catalytic mechanism of a phthalate ester hydrolase.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:39013318] [10.1016/j.jhazmat.2024.135191]
3. Jiarong Qiu, Yueqi Zhang, Yaning Shi, Junwei Jiang, Shenglu Wu, Longxiang Li, Yuting Shao, Zhihong Xin.  (2020)  Identification and characterization of a novel phthalate-degrading hydrolase from a soil metagenomic library.  ECOTOXICOLOGY AND ENVIRONMENTAL SAFETY,      [PMID:31911388] [10.1016/j.ecoenv.2019.110148]
4. Hong-Jia Huang, Dan Huang, Jiang-Bing Qiu, Si-Ying Li, Qing Han, Cai-Qin Cheng, Hao-Yun Zhang, Zong-Di Wang, Yi-Tong Huang, Li-Gong Zou, Ce-Hui Mo, Hong-Ye Li, Wei-Dong Yang, Nai-Xian Feng, Da-Wei Li.  (2026)  Deciphering the molecular pathways underlying di(2-ethylhexyl) phthalate degradation and metabolic adaptation in Alexandrium pacificum.  JOURNAL OF HAZARDOUS MATERIALS,      [PMID:] [10.1016/j.jhazmat.2026.141718]
Solution Calculators
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