Potassium bromide - AR, ≥99% , CAS No.7758-02-3

CAS: 7758-02-3 Cat. No.: P116270 Formula: KBr Molecular Weight: 119.00 EC Number: 231-830-3 PubChem CID: 253877
AVAILABLE TO ORDER
GRADE & PURITY AR ? Analytical Reagent grade — high-purity chemicals meeting strict assay limits for lab analysis. Use when accuracy matters and trace impurities could skew results. ≥99%
Synonyms
Kaliumbromid | NSC-77367 | Potassium bromide (K3Br3) | Bromure de potassium | POTASSIUM BROMIDE | OSD78555ZM | NSC 77367 | KALI BROMATUM [HPUS] | Kalii bromidum | CCRIS 6095 | Potassium bromide (KBr) | Caswell No. 684 | Potassiumbromide | Bromide salt of
Storage
Protected from light,Room temperature,Argon charged,Desiccated,Cool
Shipped In
Normal
★
Size
USA
Germany (EU)*
Price
Qty
500g
P116270-500g
4 In stock
3 In stock
$50.90
12×500g
P116270-12×500g
Made to order · 8–12 wks

$451.90

$549.90
Save $98.00 (17.82%)
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🧪
Why this grade

AR, ≥99% AR for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Room temperature,Argon charged,Desiccated,Cool 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 1136 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Used to remove peripheral membrane proteins and as a source of bromine.

Specifications

Synonyms
Kaliumbromid | NSC-77367 | Potassium bromide (K3Br3) | Bromure de potassium | POTASSIUM BROMIDE | OSD78555ZM | NSC 77367 | KALI BROMATUM [HPUS] | Kalii bromidum | CCRIS 6095 | Potassium bromide (KBr) | Caswell No. 684 | Potassiumbromide | Bromide salt of
Specifications & Purity
AR, ≥99%
Biochemical and Physiological Mechanisms
Potassium bromide is a chemical salt that has been used in a variety of applications such as spectroscopy, infrared transmission, as a laboratory reagent, and for the removal of peripheral membrane proteins. In rat serum Potassium bromide was used in a de
Storage
Protected from light,Room temperature,Argon charged,Desiccated,Cool
Shipped In
Normal
Grade
AR
Purity
≥99%
Names and Identifiers
Canonical Smiles
[K+].[Br-]
IUPAC Name
potassium;bromide
InChIKey
IOLCXVTUBQKXJR-UHFFFAOYSA-M
INCHI
1S/BrH.K/h1H;/q;+1/p-1
Isomeric SMILES
[K+].[Br-]
WGK Germany
1
RTECS
TS7650000
PubChem CID
253877
Molecular Weight
119.00

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

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassAlkali metal salts
SubclassAlkali metal bromides
Intermediate Tree Nodes Not available
Direct ParentAlkali metal bromides
Alternative Parents Inorganic salts  
Molecular FrameworkNot available
Substituents Alkali metal bromide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal bromides. These are inorganic compounds in which the largest halogen atom is Bromine, and the heaviest metal atom an alkali metal.
External Descriptors potassium salt
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
CA2 Tclin Carbonic anhydrase II (17698 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA1 Tclin Carbonic anhydrase I (13240 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA5A Tclin Carbonic anhydrase VA (1168 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
CA9 Tclin Carbonic anhydrase IX (8255 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
CA4 Carbonic anhydrase IV (1713 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.

35 results found

Lot NumberCertificate TypeDateItem
F2630614Certificate of AnalysisMar 12, 2026 P116270
F2630613Certificate of AnalysisMar 12, 2026 P116270
C2616412Certificate of AnalysisFeb 02, 2026 P116270
C2616418Certificate of AnalysisFeb 02, 2026 P116270
L2510548Certificate of AnalysisNov 28, 2025 P116270
A2604464Certificate of AnalysisNov 28, 2025 P116270
A2604466Certificate of AnalysisNov 28, 2025 P116270
L2510547Certificate of AnalysisNov 28, 2025 P116270
K2321266Certificate of AnalysisAug 12, 2025 P116270
H2512510Certificate of AnalysisJul 23, 2025 P116270
H2512509Certificate of AnalysisJul 23, 2025 P116270
F2516477Certificate of AnalysisJun 05, 2025 P116270
F2516478Certificate of AnalysisJun 05, 2025 P116270
L2413600Certificate of AnalysisOct 25, 2024 P116270
L2413599Certificate of AnalysisOct 25, 2024 P116270
K2428644Certificate of AnalysisOct 25, 2024 P116270
K2428643Certificate of AnalysisOct 25, 2024 P116270
J2417781Certificate of AnalysisOct 09, 2024 P116270
J2417780Certificate of AnalysisOct 09, 2024 P116270
E2429113Certificate of AnalysisJun 05, 2024 P116270
E2429112Certificate of AnalysisJun 05, 2024 P116270
B2421411Certificate of AnalysisFeb 23, 2024 P116270
A2402355Certificate of AnalysisJan 08, 2024 P116270
A2402342Certificate of AnalysisJan 08, 2024 P116270
K2321267Certificate of AnalysisNov 28, 2023 P116270
F2327446Certificate of AnalysisJun 29, 2023 P116270
D23131028Certificate of AnalysisApr 19, 2023 P116270
D23131016Certificate of AnalysisApr 19, 2023 P116270
B23171039Certificate of AnalysisFeb 27, 2023 P116270
B2317952Certificate of AnalysisFeb 27, 2023 P116270
H2212511Certificate of AnalysisAug 18, 2022 P116270
B2210419Certificate of AnalysisFeb 22, 2022 P116270
H2212512Certificate of AnalysisFeb 14, 2022 P116270
B2210416Certificate of AnalysisFeb 14, 2022 P116270
B2210361Certificate of AnalysisFeb 14, 2022 P116270
Chemical and Physical Properties
SolubilitySoluble in water (119 mg/ml at 20 °C), alcohol (slightly), glycerol (slightly), and ether (slightly).
SensitivityLight & Moisture sensitive
Refractive Index1.56
Boil Point(°C)1435°C
Melt Point(°C)730°C
Molecular Weight119.000 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count1
Rotatable Bond Count0
Exact Mass117.882 Da
Monoisotopic Mass117.882 Da
Topological Polar Surface Area0.000 Ų
Heavy Atom Count2
Formal Charge0
Complexity2.000
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 Count2
Documents & Articles
Alcohol Oxidation Catalysts with Higher Activity than TEMPO——AZADOL®
TEMPO-Catalyzed Oxidation Quick Reference (Alcohol Oxidation Focus): Three Regeneration Routes (NaOCl / Cu–O₂ / PIDA) + Selection & Troubleshooting
Selection of Common Research Salts: A Task Map for Alkali Metal Salts & Alkaline Earth Metal Salts (with Product Tables 1–6)
Perovskite PV/PeLED Precursor Guide: Selecting Metal Halide Salts, Key Conditions, and Reproducible Performance (including Product Tables 1–4 and a Selection Navigation Guide)
Agarose Precast Gels: Composition, Advantages, and Application Workflows for Standardized Nucleic Acid Electrophoresis Matrices
Experimental Selection Logic for Phase-Transfer Catalysts: Choosing Catalysts by Phase-State System, Source of Anionic Species, and Reaction Task
Citations of This Product
Solution Calculators
Reviews

Customer Reviews

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