Hydralazine Impurity A

Name: Hydralazine Impurity A
Brand: Vaqora Chemicals
SKU: VQ-005047

About Hydralazine Impurity A

Hydralazine Impurity A (CAS 5784-45-2) is an impurity of Hydralazine offered by Vaqora Chemicals. Its molecular formula is C8H5ClN2 and its molecular weight is 164.59 g/mol. The IUPAC name is 1-chlorophthalazine. It is also known as 1-Chloro-phthalazine or Hydralazine Chloro Impurity.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Hydralazine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg and 50 mg packs, Hydralazine Impurity A is dispatched with a Certificate of Analysis (COA) to destinations worldwide. Stock is available for quick dispatch.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Hydralazine

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

Hydralazine impurities

Specifications & identifiers

Chemical identifiers
Product name	Hydralazine Impurity A
Catalogue No.	VQ-005047
CAS Number	5784-45-2
IUPAC name	1-chlorophthalazine
Molecular formula	C₈H₅ClN₂
Molecular weight	164.59 g/mol
Exact mass	164.0141
Grade	Reference Standard
HSN code	38229090
InChIKey	UCOVESIAFFGEOR-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C=NN=C2Cl
PubChem CID	160793

Physical properties
Physical form	Solid
LogP (XLogP3)	2.1
H-bond donors / acceptors	0 / 2
TPSA	25.8 Å²
Synonyms	1-Chloro-phthalazine, Hydralazine Chloro Impurity, Phthalazine, 1-chloro-, 1chlorophthalazine, 1-chlorophthalazin, chlorophthalazine, Discontinued See C379660, 1-ChlorophthalazineDiscontinued See C379660

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

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 Impurity A?

The CAS Registry Number of Hydralazine Impurity A is 5784-45-2. It is also known as 1-Chloro-phthalazine, Hydralazine Chloro Impurity, Phthalazine, 1-chloro-.

What is the molecular formula and molecular weight of Hydralazine Impurity A?

Hydralazine Impurity A has the molecular formula C8H5ClN2 and a molecular weight of 164.59 g/mol. Its IUPAC name is 1-chlorophthalazine.

What is Hydralazine Impurity A used for?

Hydralazine Impurity A 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 Impurity A can I order?

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

Do you provide a COA and SDS with Hydralazine Impurity A?

Yes. Every lot of Hydralazine Impurity A 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 Impurity A be shipped internationally?

Yes. Hydralazine Impurity A 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.