Hydralazine Hydrochloride

Name: Hydralazine Hydrochloride
Brand: Vaqora Chemicals
SKU: VQ-022791

About Hydralazine Hydrochloride

Vaqora Chemicals supplies Hydralazine Hydrochloride, a high-purity reference standard of Hydralazine registered under CAS number 304-20-1. With the molecular formula C8H9ClN4, it has a molar mass of 196.64 g/mol. Alternative names: 1-Hydrazinophthalazine hydrochloride and Dralzine.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

Laboratories use this Hydralazine standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Hydralazine Hydrochloride in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Hydralazine

View every impurity, metabolite and intermediate we list for Hydralazine.

Hydralazine impurities

Specifications & identifiers

Chemical identifiers
Product name	Hydralazine Hydrochloride
Catalogue No.	VQ-022791
CAS Number	304-20-1
IUPAC name	phthalazin-1-ylhydrazine;hydrochloride
Molecular formula	C₈H₉ClN₄
Molecular weight	196.64 g/mol
Exact mass	196.0516
Grade	Reference Standard
HSN code	38229090
InChIKey	ZUXNZUWOTSUBMN-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=NN=C2NN.Cl
PubChem CID	9351

Physical properties
Physical form	Solid
H-bond donors / acceptors	3 / 4
TPSA	63.8 Å²
Synonyms	1-Hydrazinophthalazine hydrochloride, Dralzine, Hydralazine chloride, Hydralazine monohydrochloride, 1-Hydrazinophthalazine monohydrochloride, Phthalazine, 1-hydrazino-, monohydrochloride, Hydralazini hydrochloridum, Hydrochloride, Hydralazine, Phthalazin-1-ylhydrazine monohydrochloride, Apressin, Hipoftalin, 1-Hydrazinylphthalazine hydrochloride

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H371May cause damage to organs

Precautionary statements: P203, P233, P260, P261, P264, P264 + P265, P270, P271, P280, P284, P301 + P316, P302 + P352, P304 + P340, P305 + P351 + P338, P308 + P316, P318, P319, P321, P330, P332 + P317, P337 + P317, P342 + P316, P362 + P364, P403

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Hydralazine Hydrochloride?

The CAS Registry Number of Hydralazine Hydrochloride is 304-20-1. It is also known as 1-Hydrazinophthalazine hydrochloride, Dralzine, Hydralazine chloride.

What is the molecular formula and molecular weight of Hydralazine Hydrochloride?

Hydralazine Hydrochloride has the molecular formula C8H9ClN4 and a molecular weight of 196.64 g/mol.

What is Hydralazine Hydrochloride used for?

Hydralazine Hydrochloride is supplied as a characterised reference material related to Hydralazine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Hydralazine Hydrochloride can I order?

We supply Hydralazine Hydrochloride in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Hydralazine Hydrochloride?

Yes. Every lot of Hydralazine Hydrochloride is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Hydralazine Hydrochloride be shipped internationally?

Yes. Hydralazine Hydrochloride is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.