4-Bromophenylhydrazine - ≥96% , CAS No.589-21-9

CAS: 589-21-9 Cat. No.: B185411 Formula: C6H7BrN2 Molecular Weight: 187
AVAILABLE TO ORDER
GRADE & PURITY ≥96%
Synonyms
SCHEMBL7151 | EINECS 209-640-7 | NCGC00173351-01 | Hydrazine, (4-bromophenyl)- | Hydrazine, 1-(p-bromophenyl)- | NSC190724 | NSC-190724 | NSC 190724 | MFCD01935685 | 1D906VQ17M | Hydrazine, (p-bromophenyl)- | Q27252272 | BB 0249756 | P-BROMOPHENYLHYDRAZIN
Storage
Room temperature
Shipped In
Normal
★
Size
Germany (EU)
USA*
Price
Qty
1g
B185411-1g
—
3 In stock

€11.19

€17.27
Save €6.07 (35.18%)
5g
B185411-5g
—
2 In stock

€25.95

€38.96
Save €13.02 (33.41%)
10g
B185411-10g
Made to order · 8–12 wks

€48.51

€72.80
Save €24.30 (33.37%)
25g
B185411-25g
Made to order · 8–12 wks

€101.44

€152.64
Save €51.20 (33.54%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥96% 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
SCHEMBL7151 | EINECS 209-640-7 | NCGC00173351-01 | Hydrazine, (4-bromophenyl)- | Hydrazine, 1-(p-bromophenyl)- | NSC190724 | NSC-190724 | NSC 190724 | MFCD01935685 | 1D906VQ17M | Hydrazine, (p-bromophenyl)- | Q27252272 | BB 0249756 | P-BROMOPHENYLHYDRAZIN
Specifications & Purity
≥96%
Storage
Room temperature
Shipped In
Normal
Purity
≥96%
Names and Identifiers
Pubchem Sid504752272
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504752272
Canonical SmilesC1=CC(=CC=C1NN)Br
IUPAC Name(4-bromophenyl)hydrazine
InChIKeyNRESDXFFSNBDGP-UHFFFAOYSA-N
INCHI1S/C6H7BrN2/c7-5-1-3-6(9-8)4-2-5/h1-4,9H,8H2
Isomeric SMILES C1=CC(=CC=C1NN)Br
Molecular Weight 187
Reaxy-Rn 742474
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=742474&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
SubclassPhenylhydrazines
Intermediate Tree Nodes Not available
Direct ParentPhenylhydrazines
Alternative Parents Bromobenzenes  Aryl bromides  Organopnictogen compounds  Organobromides  Hydrocarbon derivatives  Hydrazines and derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Phenylhydrazine - Halobenzene - Bromobenzene - Aryl halide - Aryl bromide - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Organobromide - Organohalogen compound - Hydrazine derivative - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylhydrazines. These are compounds containing a phenylhydrazide moiety, which consists of a hydrazide substituent attached to 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.

6 results found

Lot NumberCertificate TypeDateItem
H2508094Certificate of AnalysisAug 14, 2025 B185411
G2219189Certificate of AnalysisMay 09, 2025 B185411
G2219190Certificate of AnalysisMay 09, 2025 B185411
K2118426Certificate of AnalysisSep 06, 2024 B185411
K2118429Certificate of AnalysisSep 06, 2024 B185411
E1814023Certificate of AnalysisJan 03, 2024 B185411
Chemical and Physical Properties
Molecular Weight187.040 g/mol
XLogP32.300
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Exact Mass185.979 Da
Monoisotopic Mass185.979 Da
Topological Polar Surface Area38.100 Ų
Heavy Atom Count9
Formal Charge0
Complexity79.100
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. Chao Zhao, Wanlu Sun, Xiaoyan Huang, Yi Liu, Hai-Yan Wang.  (2024)  Alkaline Phosphatase Activated Near-Infrared Frequency Upconversion Photosensitizers for Tumor Photodynamic Therapy.  JOURNAL OF MEDICINAL CHEMISTRY,      [PMID:39057921] [10.1021/acs.jmedchem.4c01296]
Solution Calculators
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