3,4-Dichlorobenzoic Acid - ≥99% , CAS No.51-44-5

CAS: 51-44-5 Cat. No.: D110134 Molecular Weight: 191.01 Beilstein Registry Number: 2044777 EC Number: 200-099-2
AVAILABLE TO ORDER
GRADE & PURITY ≥99%
Synonyms
W-105891 | AS-13091 | NCGC00091648-01 | STL168893 | SY001131 | WLN: QVR CG DG | UNII-YS4ZR9BXWX | Benzoic acid,4-dichloro- | Q27121626 | 3,4-dichloro benzoic acid | Benzoic acid, 3,4-dichloro- | NSC34414 | NSC-34414 | 34Z | 3,4-Dichlorobenzoic acid, 99% |
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
25g
D110134-25g
10
$22.90
100g
D110134-100g
4
$60.90
250g
D110134-250g
2
$135.90
500g
D110134-500g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

$268.90

$273.90
Save $5.00 (1.83%)
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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

3,4-Dichlorobenzoic acid was employed as internal standard during the multiresidue analysis of pharmaceuticals and personal care products by ultra performance liquid chromatography-positive/negative electrospray tandem mass spectrometry. It was used to study the metabolic fate of 4-chloro-3,5-dinitrobenzoic acid.

Specifications

Synonyms
W-105891 | AS-13091 | NCGC00091648-01 | STL168893 | SY001131 | WLN: QVR CG DG | UNII-YS4ZR9BXWX | Benzoic acid, 4-dichloro- | Q27121626 | 3, 4-dichloro benzoic acid | Benzoic acid, 3, 4-dichloro- | NSC34414 | NSC-34414 | 34Z | 3, 4-Dichlorobenzoic acid, 99% |
Specifications & Purity
≥99%
Storage
Room temperature
Shipped In
Normal
Purity
≥99%
Names and Identifiers
Pubchem Sid488179946
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488179946
Canonical SmilesC1=CC(=C(C=C1C(=O)O)Cl)Cl
IUPAC Name3,4-dichlorobenzoic acid
InChIKeyVPHHJAOJUJHJKD-UHFFFAOYSA-N
INCHI1S/C7H4Cl2O2/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3H,(H,10,11)
Isomeric SMILES C1=CC(=C(C=C1C(=O)O)Cl)Cl
WGK Germany 3
RTECS DG7175000
Molecular Weight 191.01
Beilstein 2044777
Reaxy-Rn 2044777
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=2044777&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 Benzoic acids
Direct ParentDichlorobenzoic acids
Alternative Parents Halobenzoic acids  4-halobenzoic acids  3-halobenzoic acids  Dichlorobenzenes  Benzoyl derivatives  Aryl chlorides  Monocarboxylic acids and derivatives  Carboxylic acids  Organooxygen compounds  Organochlorides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents 3,4-dichlorobenzoic acid - Halobenzoic acid - 4-halobenzoic acid - 3-halobenzoic acid - Halobenzoic acid or derivatives - 4-halobenzoic acid or derivatives - 3-halobenzoic acid or derivatives - Benzoyl - 1,2-dichlorobenzene - Chlorobenzene - Halobenzene - Aryl chloride - Aryl halide - Carboxylic acid derivative - Carboxylic acid - Monocarboxylic acid or derivatives - Organooxygen compound - Organic oxygen compound - Hydrocarbon derivative - Organochloride - Organohalogen compound - Organic oxide - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dichlorobenzoic acids. These are benzoic acids having two chlorine atoms attached to the carboxylated benzene ring.
External Descriptors chlorobenzoic acid
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
NR3C1 Tclin Glucocorticoid receptor (14987 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
VDR Tclin Vitamin D receptor (26531 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
TSHR Tclin Thyroid stimulating hormone receptor (29986 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Lymphoblastoid cell (5959 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.

10 results found

Lot NumberCertificate TypeDateItem
J1817060Certificate of AnalysisMay 20, 2026 D110134
J2521094Certificate of AnalysisJun 28, 2024 D110134
J2521098Certificate of AnalysisJun 28, 2024 D110134
K2228455Certificate of AnalysisDec 05, 2022 D110134
K2228450Certificate of AnalysisDec 02, 2022 D110134
A2309443Certificate of AnalysisJul 25, 2022 D110134
J2218666Certificate of AnalysisJul 25, 2022 D110134
J2218667Certificate of AnalysisJul 25, 2022 D110134
J2218668Certificate of AnalysisJul 25, 2022 D110134
J2218677Certificate of AnalysisJul 25, 2022 D110134
Chemical and Physical Properties
Melt Point(°C)205-208°C
Molecular Weight191.010 g/mol
XLogP33.500
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass189.959 Da
Monoisotopic Mass189.959 Da
Topological Polar Surface Area37.300 Ų
Heavy Atom Count11
Formal Charge0
Complexity161.000
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
Reviews

Customer Reviews

Shall we send you a message when we have discounts available?

Remind me later

Thank you! Please check your email inbox to confirm.

Oops! Notifications are disabled.