4'-Chloro-2'-hydroxyacetophenone - ≥96%(GC) , CAS No.6921-66-0

CAS: 6921-66-0 Cat. No.: C153948 Molecular Weight: 170.59 EC Number: 614-935-2
AVAILABLE TO ORDER
GRADE & PURITY ≥96%(GC)
Synonyms
2'-hydroxy-4'-chloroacetophenone | 4 inverted exclamation mark -Chloro-2 inverted exclamation mark -hydroxyacetophenone | 4'-Chloro-2'-Hydroxyacetophenone, AldrichCPR | EN300-135401 | A836399 | MFCD00238557 | 2,4-DIOXO-4-(4-PIPERIDIN-1-YLPHENYL)BUTANOICAC
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
C153948-1g
5

$17.90

$26.90
Save $9.00 (33.46%)
5g
C153948-5g
4

$34.90

$52.90
Save $18.00 (34.03%)
10g
C153948-10g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$42.90

$64.90
Save $22.00 (33.90%)
25g
C153948-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$98.90

$148.90
Save $50.00 (33.58%)
50g
C153948-50g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$178.90

$268.90
Save $90.00 (33.47%)
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Why this grade

≥96%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2'-hydroxy-4'-chloroacetophenone | 4 inverted exclamation mark -Chloro-2 inverted exclamation mark -hydroxyacetophenone | 4'-Chloro-2'-Hydroxyacetophenone, AldrichCPR | EN300-135401 | A836399 | MFCD00238557 | 2, 4-DIOXO-4-(4-PIPERIDIN-1-YLPHENYL)BUTANOICAC
Specifications & Purity
≥96%(GC)
Storage
Room temperature
Shipped In
Normal
Purity
≥96%(GC)
Names and Identifiers
Pubchem Sid488191705
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488191705
Canonical SmilesCC(=O)C1=C(C=C(C=C1)Cl)O
IUPAC Name1-(4-chloro-2-hydroxyphenyl)ethanone
InChIKeyQCVSDCHNBNFJDQ-UHFFFAOYSA-N
INCHI1S/C8H7ClO2/c1-5(10)7-3-2-6(9)4-8(7)11/h2-4,11H,1H3
Isomeric SMILES CC(=O)C1=C(C=C(C=C1)Cl)O
Molecular Weight 170.59
Reaxy-Rn 2327312
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2327312&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 Acetophenones  M-chlorophenols  Benzoyl derivatives  Aryl alkyl ketones  Chlorobenzenes  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Aryl chlorides  Vinylogous acids  Organochlorides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Alkyl-phenylketone - Acetophenone - Aryl alkyl ketone - Benzoyl - 3-chlorophenol - 3-halophenol - 1-hydroxy-4-unsubstituted benzenoid - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Halobenzene - Chlorobenzene - Aryl chloride - Aryl halide - Benzenoid - Monocyclic benzene moiety - Vinylogous acid - Organochloride - Organic oxide - Hydrocarbon derivative - Organohalogen compound - 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 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.

5 results found

Lot NumberCertificate TypeDateItem
H2224245Certificate of AnalysisJun 09, 2026 C153948
F2309077Certificate of AnalysisMay 08, 2023 C153948
H1912082Certificate of AnalysisMay 08, 2023 C153948
K2313038Certificate of AnalysisMay 08, 2023 C153948
F2309079Certificate of AnalysisAug 27, 2022 C153948
Chemical and Physical Properties
Refractive Index1.58
Flash Point(°C)116 °C
Boil Point(°C)122°C/10mmHg
Melt Point(°C)27-30°C
Molecular Weight170.590 g/mol
XLogP32.600
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass170.013 Da
Monoisotopic Mass170.013 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity158.000
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
Solution Calculators
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