2-Hydroxy-4-(octyloxy)benzophenone(HOBP) - ≥99% , CAS No.1843-05-6

CAS: 1843-05-6 Cat. No.: H109120 Formula: C21H26O3 Molecular Weight: 326.43 EC Number: 217-421-2
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
CHEBI:135390 | Octabenzon | UV-531 | NCGC00164173-03 | Viosorb 130 | UF 4 | Biosorb 130 | 2-HYDROXY-4-(OCTYLOXY)BENZOPHENONE | NCGC00164173-02 | 2-Benzoyl-5-(octyloxy)phenol | SCHEMBL27387 | SMR000112471 | 2-Hydroxy-4-(octyloxy)benzophenone, 98% | OCTABEN
Storage
Room temperature
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
25g
H109120-25g
7 In stock
—
$13.90
100g
H109120-100g
3 In stock
—
$37.90
250g
H109120-250g
3 In stock
—

$50.90

$76.90
Save $26.00 (33.81%)
500g
H109120-500g
2 In stock
1 In stock
$99.90
Enter a quantity for the sizes you want to add.
🧪
Why this grade

≥99% 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 11 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
CHEBI:135390 | Octabenzon | UV-531 | NCGC00164173-03 | Viosorb 130 | UF 4 | Biosorb 130 | 2-HYDROXY-4-(OCTYLOXY)BENZOPHENONE | NCGC00164173-02 | 2-Benzoyl-5-(octyloxy)phenol | SCHEMBL27387 | SMR000112471 | 2-Hydroxy-4-(octyloxy)benzophenone, 98% | OCTABEN
Specifications & Purity
≥99%
Storage
Room temperature
Shipped In
Normal
Purity
≥99%
Product Line
H109120-25g
Names and Identifiers
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/488182178
Canonical Smiles
CCCCCCCCOC1=CC(=C(C=C1)C(=O)C2=CC=CC=C2)O
IUPAC Name
(2-hydroxy-4-octoxyphenyl)-phenylmethanone
InChIKey
QUAMTGJKVDWJEQ-UHFFFAOYSA-N
INCHI
1S/C21H26O3/c1-2-3-4-5-6-10-15-24-18-13-14-19(20(22)16-18)21(23)17-11-8-7-9-12-17/h7-9,11-14,16,22H,2-6,10,15H2,1H3
Isomeric SMILES
CCCCCCCCOC1=CC(=C(C=C1)C(=O)C2=CC=CC=C2)O
WGK Germany
1
RTECS
DJ1595000
Molecular Weight
326.43
Reaxy-Rn
1915198
Reaxys-RN_link_address
https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1915198&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

<<<<<<< HEAD Download SDS → ======= Download SDS → >>>>>>> release248-p3

✅ 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
SubclassBenzophenones
Intermediate Tree Nodes Not available
Direct ParentBenzophenones
Alternative Parents Diphenylmethanes  Aryl-phenylketones  Phenoxy compounds  Phenol ethers  Benzoyl derivatives  Alkyl aryl ethers  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Vinylogous acids  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Benzophenone - Diphenylmethane - Aryl-phenylketone - Aryl ketone - Phenol ether - Benzoyl - Phenoxy compound - Phenol - Alkyl aryl ether - 1-hydroxy-2-unsubstituted benzenoid - 1-hydroxy-4-unsubstituted benzenoid - Vinylogous acid - Ketone - Ether - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzophenones. These are organic compounds containing a ketone attached to two phenyl groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
PPARA Tclin Peroxisome proliferator-activated receptor alpha (9197 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
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.

22 results found

Lot NumberCertificate TypeDateItem
J2629729J2629729Certificate of AnalysisOct 17, 2026 H109120
J2629716J2629716Certificate of AnalysisOct 17, 2026 H109120
J2629713J2629713Certificate of AnalysisOct 17, 2026 H109120
J2629707J2629707Certificate of AnalysisOct 17, 2026 H109120
J2209153J2209153Certificate of AnalysisJul 03, 2026 H109120
J2209150J2209150Certificate of AnalysisJul 03, 2026 H109120
J2209148J2209148Certificate of AnalysisJul 03, 2026 H109120
B2602365B2602365Certificate of AnalysisJan 20, 2026 H109120
J2610047J2610047Certificate of AnalysisJan 20, 2026 H109120
F2603067F2603067Certificate of AnalysisJan 20, 2026 H109120
B2602371B2602371Certificate of AnalysisJan 20, 2026 H109120
B2602363B2602363Certificate of AnalysisJan 20, 2026 H109120
H2513123H2513123Certificate of AnalysisAug 26, 2025 H109120
J2209147J2209147Certificate of AnalysisJul 18, 2022 H109120
H2330035H2330035Certificate of AnalysisJul 18, 2022 H109120
G2518033G2518033Certificate of AnalysisJul 18, 2022 H109120
J2209397J2209397Certificate of AnalysisJul 18, 2022 H109120
G2510045G2510045Certificate of AnalysisJul 18, 2022 H109120
G2319516G2319516Certificate of AnalysisJul 18, 2022 H109120
K2405021K2405021Certificate of AnalysisJul 18, 2022 H109120
L2426223L2426223Certificate of AnalysisJul 18, 2022 H109120
L2516072L2516072Certificate of AnalysisJul 18, 2022 H109120
Chemical and Physical Properties
SolubilityInsoluble in water; Soluble in Toluene,Benzene; Slightly soluble in Ethanol
Melt Point(°C)48°C
Molecular Weight326.400 g/mol
XLogP36.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count10
Exact Mass326.188 Da
Monoisotopic Mass326.188 Da
Topological Polar Surface Area46.500 Ų
Heavy Atom Count24
Formal Charge0
Complexity349.000
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
Documents & Articles
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

Frequently Asked Questions

What is the purity of this product?
This product is supplied at ≥99% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.
How should this product be stored?
Store at room temperature.
How is this product shipped?
This product ships under standard ambient conditions. No temperature-controlled packaging is required.
What are the CAS number, molecular formula and molecular weight?
The CAS Number is 1843-05-6, the molecular formula is C21H26O3, and the molecular weight is 326.43 g/mol. InChIKey QUAMTGJKVDWJEQ-UHFFFAOYSA-N.
What documentation is provided?
Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.

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