Determine the necessary mass, volume, or concentration for preparing a solution.
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≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Room temperature Ships Normal Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 3 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
Hydralazine HCl is a hydrochloride salt of hydralazine (Apresoline) that is a direct-acting smooth muscle relaxant with an IC50 of 1.9 mM.
An inhibitor of Dnmt, MAO-A/B, and amine oxidase.
| Pubchem Sid | 504751825 |
|---|---|
| Pubchem Sid Url | https://pubchem.ncbi.nlm.nih.gov/substance/504751825 |
| Sonrisas canónicas | C1=CC=C2C(=C1)C=NN=C2NN.Cl |
| IUPAC Name | phthalazin-1-ylhydrazine;hydrochloride |
| InChIKey | ZUXNZUWOTSUBMN-UHFFFAOYSA-N |
| INCHI | 1S/C8H8N4.ClH/c9-11-8-7-4-2-1-3-6(7)5-10-12-8;/h1-5H,9H2,(H,11,12);1H |
| Isómeros SMILES | C1=CC=C2C(=C1)C=NN=C2NN.Cl |
| WGK Alemania | 3 |
| RTECS | TH9000000 |
| Peso molecular | 196.64 |
| Reaxy-Rn | 3568329 |
| Reaxys-RN_link_address | https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3568329&ln= |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
Look up COA →Full quality attributes and acceptance criteria for this grade.
View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Clase | Diazanaphthalenes |
| Subclass | Benzodiazines |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Phthalazines |
| Alternative Parents | Pyridazines and derivatives Imidolactams Benzenoids Heteroaromatic compounds Azacyclic compounds Organopnictogen compounds Hydrochlorides Hydrocarbon derivatives Hydrazines and derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | Phthalazine - Imidolactam - Benzenoid - Pyridazine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Hydrochloride - Organonitrogen compound - Hydrazine derivative - Aromatic heteropolycyclic compound |
| Descripción | This compound belongs to the class of organic compounds known as phthalazines. These are compounds containing a phthalazine moiety, which consists of a benzene ring fused to a pyridazine, forming a 2,3-benzodiazine skeleton. |
| External Descriptors | hydrochloride |
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Find and download the COA for your product by matching the lot number on the packaging.
| Lot Number | Certificate Type | Fecha | Articulo |
|---|---|---|---|
| Certificate of Analysis | Jan 19, 2026 | H129281 | |
| Certificate of Analysis | Jan 19, 2026 | H129281 | |
| Certificate of Analysis | Dec 31, 2025 | H129281 | |
| Certificate of Analysis | Dec 24, 2025 | H129281 | |
| Certificate of Analysis | May 09, 2025 | H129281 | |
| Certificate of Analysis | May 09, 2025 | H129281 | |
| Certificate of Analysis | Apr 03, 2024 | H129281 | |
| Certificate of Analysis | Apr 03, 2024 | H129281 | |
| Certificate of Analysis | Jan 18, 2023 | H129281 | |
| Certificate of Analysis | May 10, 2022 | H129281 |
| Solubilidad | DMSO Water 1 mg/mL Ethanol |
|---|---|
| Punto de fusión (°C) | 273°C(dec.)(lit.) |
| Peso molecular | 196.640 g/mol |
| XLogP3 | |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 196.052 Da |
| Monoisotopic Mass | 196.052 Da |
| Topological Polar Surface Area | 63.800 Ų |
| Heavy Atom Count | 13 |
| Formal Charge | 0 |
| Complexity | 150.000 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| The total count of all stereochemical bonds | 0 |
| Covalently-Bonded Unit Count | 2 |
| 1. Xia Wang, Chenqian Zhou, Bingnan He, Baida Kong, Lai Wei, Rong Wang, Jiajia Lin, Yiyan Shao, Jianbo Zhu, Yuanxiang Jin, Zhengwei Fu. (2019) 8:2 Fluorotelomer alcohol causes G1 cell cycle arrest and blocks granulocytic differentiation in HL-60 cells. ENVIRONMENTAL TOXICOLOGY, 34 (5): (666-673). [PMID:30794351] [10.1002/tox.22733] |
| 2. Baida Kong, Xia Wang, Bingnan He, Lai Wei, Jianbo Zhu, Yuanxiang Jin, Zhengwei Fu. (2018) 8:2 fluorotelomer alcohol inhibited proliferation and disturbed the expression of pro-inflammatory cytokines and antigen-presenting genes in murine macrophages. CHEMOSPHERE, [PMID:30558807] [10.1016/j.chemosphere.2018.12.091] |
| 3. Zejian Kuang, Hongjun Luo, Hui Li, Yongyin Zhou, Zhexuan Lin, Wenhong Luo. (2025) Hydralazine Attenuates Lipopolysaccharide-Induced Murine Myocardial Dysfunction by Inhibition of Semicarbazide-Sensitive Amine Oxidase. Antioxidants, 14 (12): [PMID:41462702] [10.3390/antiox14121502] |