2-Bromo-3-hydroxybenzoic acid - ≥95% , CAS No.91658-91-2

CAS: 91658-91-2 Cat. No.: B734203 Formula: C7H5BrO3 Molecular Weight: 217.02 PubChem CID: 57474212
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Room temperature
★
Size
Germany (EU)
USA*
Price
Qty
100mg
B734203-100mg
Made to order · 8–12 wks

€38.09

€57.18
Save €19.09 (33.38%)
250mg
B734203-250mg
Made to order · 8–12 wks

€55.45

€83.22
Save €27.77 (33.37%)
1g
B734203-1g
Made to order · 8–12 wks

€139.62

€209.91
Save €70.29 (33.48%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships 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.

Specifications

Specifications & Purity
≥95%
Storage
Room temperature
Purity
≥95%
Names and Identifiers
Canonical Smiles
C1=CC(=C(C(=C1)O)Br)C(=O)O
IUPAC Name
2-bromo-3-hydroxybenzoic acid
InChIKey
GBPZLKQDSNPABG-UHFFFAOYSA-N
INCHI
1S/C7H5BrO3/c8-6-4(7(10)11)2-1-3-5(6)9/h1-3,9H,(H,10,11)
Isomeric SMILES
C1=CC(=C(C(=C1)O)Br)C(=O)O
Alternate CAS
91658-91-2
PubChem CID
57474212
Molecular Weight
217.02

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 ParentHydroxybenzoic acid derivatives
Alternative Parents Halobenzoic acids  2-halobenzoic acids  Benzoic acids  O-bromophenols  Benzoyl derivatives  1-carboxy-2-haloaromatic compounds  Bromobenzenes  1-hydroxy-4-unsubstituted benzenoids  1-hydroxy-2-unsubstituted benzenoids  Aryl bromides  Vinylogous halides  Organooxygen compounds  Organobromides  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Hydroxybenzoic acid - 2-halobenzoic acid or derivatives - Halobenzoic acid or derivatives - 2-halobenzoic acid - Halobenzoic acid - Benzoic acid - 2-halophenol - 1-carboxy-2-haloaromatic compound - Benzoyl - 2-bromophenol - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Bromobenzene - Halobenzene - 1-hydroxy-4-unsubstituted benzenoid - Aryl halide - Aryl bromide - Vinylogous halide - Carboxylic acid derivative - Carboxylic acid - Organobromide - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Organohalogen compound - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as hydroxybenzoic acid derivatives. These are compounds containing a hydroxybenzoic acid (or a derivative), which is a benzene ring bearing a carboxyl and a hydroxyl groups.
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:
Chemical and Physical Properties
Molecular Weight217.020 g/mol
XLogP31.700
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count3
Rotatable Bond Count1
Exact Mass215.942 Da
Monoisotopic Mass215.942 Da
Topological Polar Surface Area57.500 Ų
Heavy Atom Count11
Formal Charge0
Complexity160.000
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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