2-Chloro-3',4'-dihydroxyacetophenone - ≥97% , CAS No.99-40-1

CAS: 99-40-1 Cat. No.: C124498 Molecular Weight: 186.59 Beilstein Registry Number: 2092660 EC Number: 202-754-8
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
BBL011663 | AT-051/43421153 | EN300-17297 | Ethanone, 2-chloro-1-(3,4-dihydroxyphenyl)- | SCHEMBL43409 | AKOS000120697 | 1-CHLOROACETYL-3,4-DIHYDROXYBENZENE | 2-Chloro-3',4'-dihydroxyacetophenone, 97% | PD140509 | 2-Chloro-3',4'-dihydroxyacetophenone;2-Ch
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5g
C124498-5g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$10.90

$16.90
Save $6.00 (35.50%)
25g
C124498-25g
2

$23.90

$35.90
Save $12.00 (33.43%)
100g
C124498-100g
1

$74.90

$112.90
Save $38.00 (33.66%)
500g
C124498-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$182.90

$274.90
Save $92.00 (33.47%)
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C,Argon charged Ships Wet ice 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
BBL011663 | AT-051/43421153 | EN300-17297 | Ethanone, 2-chloro-1-(3, 4-dihydroxyphenyl)- | SCHEMBL43409 | AKOS000120697 | 1-CHLOROACETYL-3, 4-DIHYDROXYBENZENE | 2-Chloro-3', 4'-dihydroxyacetophenone, 97% | PD140509 | 2-Chloro-3', 4'-dihydroxyacetophenone;2-Ch
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Canonical SmilesC1=CC(=C(C=C1C(=O)CCl)O)O
IUPAC Name2-chloro-1-(3,4-dihydroxyphenyl)ethanone
InChIKeyLWTJEJCZJFZKEL-UHFFFAOYSA-N
INCHI1S/C8H7ClO3/c9-4-8(12)5-1-2-6(10)7(11)3-5/h1-3,10-11H,4H2
Isomeric SMILES C1=CC(=C(C=C1C(=O)CCl)O)O
WGK Germany 3
Molecular Weight 186.59
Beilstein 2092660
Reaxy-Rn 2092660
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2092660&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
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Ketones - Aryl ketones - Phenylketones
Direct ParentAlkyl-phenylketones
Alternative Parents Catechols  Benzoyl derivatives  Aryl alkyl ketones  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Alpha-chloroketones  Organochlorides  Organic oxides  Hydrocarbon derivatives  Alkyl chlorides  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkyl-phenylketone - Benzoyl - Catechol - Aryl alkyl ketone - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Monocyclic benzene moiety - Benzenoid - Alpha-chloroketone - Alpha-haloketone - Organic oxide - Organochloride - Organohalogen compound - Alkyl chloride - Alkyl halide - Hydrocarbon derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as alkyl-phenylketones. These are aromatic compounds containing a ketone substituted by one alkyl group, and a phenyl group.
External Descriptors aromatic ketone - alpha-chloroketone - acetophenones
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
HepG2 (196354 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TDP1 Tchem Tyrosyl-DNA phosphodiesterase 1 (345557 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Ptpn1 Protein-tyrosine phosphatase 1B (270 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Txnrd1 Thioredoxin reductase 1, cytoplasmic (45279 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.

7 results found

Lot NumberCertificate TypeDateItem
I2209201Certificate of AnalysisJun 11, 2026 C124498
I2209202Certificate of AnalysisJun 11, 2026 C124498
D1516013Certificate of AnalysisDec 14, 2022 C124498
D2407049Certificate of AnalysisJul 18, 2022 C124498
H2504011Certificate of AnalysisJul 18, 2022 C124498
I2209200Certificate of AnalysisJul 18, 2022 C124498
J2424025Certificate of AnalysisJul 18, 2022 C124498
Chemical and Physical Properties
SolubilitySoluble in DMSO, methanol.
SensitivityMoisture sensitive
Melt Point(°C)173°C
Molecular Weight186.590 g/mol
XLogP32.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Exact Mass186.008 Da
Monoisotopic Mass186.008 Da
Topological Polar Surface Area57.500 Ų
Heavy Atom Count12
Formal Charge0
Complexity172.000
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. Zijun Zhang, Qiuyang Zhang, Shuna Gao, Hui Xu, Jiangna Guo, Feng Yan.  (2023)  Antibacterial, anti-inflammatory and wet-adhesive poly(ionic liquid)-based oral patch for the treatment of oral ulcers with bacterial infection.  Acta Biomaterialia,      [PMID:37187300] [10.1016/j.actbio.2023.05.017]
Solution Calculators
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